{
 "instance": {
  "splp-20200930.htm": {
   "axisCustom": 1,
   "axisStandard": 46,
   "contextCount": 581,
   "dts": {
    "calculationLink": {
     "local": [
      "splp-20200930_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "splp-20200930_def.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-eedm-def-2019-01-31.xml",
      "http://xbrl.fasb.org/srt/2019/elts/srt-eedm1-def-2019-01-31.xml"
     ]
    },
    "inline": {
     "local": [
      "splp-20200930.htm"
     ]
    },
    "labelLink": {
     "local": [
      "splp-20200930_lab.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-doc-2019-01-31.xml",
      "https://xbrl.sec.gov/dei/2020/dei-doc-2020-01-31.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "splp-20200930_pre.xml"
     ]
    },
    "referenceLink": {
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-ref-2019-01-31.xml",
      "https://xbrl.sec.gov/dei/2020/dei-ref-2020-01-31.xml"
     ]
    },
    "schema": {
     "local": [
      "splp-20200930.xsd"
     ],
     "remote": [
      "http://xbrl.fasb.org/srt/2019/elts/srt-types-2019-01-31.xsd",
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd",
      "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-roles-2019-01-31.xsd",
      "http://xbrl.fasb.org/srt/2019/elts/srt-roles-2019-01-31.xsd",
      "https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-types-2019-01-31.xsd",
      "https://xbrl.sec.gov/currency/2019/currency-2019-01-31.xsd",
      "https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "http://xbrl.fasb.org/us-gaap/2019/elts/us-parts-codification-2019-01-31.xsd",
      "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd"
     ]
    }
   },
   "elementCount": 825,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2019-01-31": 3,
    "http://xbrl.sec.gov/dei/2020-01-31": 5,
    "total": 8
   },
   "keyCustom": 78,
   "keyStandard": 466,
   "memberCustom": 62,
   "memberStandard": 70,
   "nsprefix": "splp",
   "nsuri": "http://www.steelpartners.com/20200930",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "0001001 - Document - Document and Entity Information",
     "role": "http://www.steelpartners.com/role/DocumentandEntityInformation",
     "shortName": "Document and Entity Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2108103 - Disclosure - Discontinued Operations",
     "role": "http://www.steelpartners.com/role/DiscontinuedOperations",
     "shortName": "Discontinued Operations",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2113104 - Disclosure - Acquisitions",
     "role": "http://www.steelpartners.com/role/Acquisitions",
     "shortName": "Acquisitions",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2115105 - Disclosure - Loans Receivable, Including Loans Held For Sale",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSale",
     "shortName": "Loans Receivable, Including Loans Held For Sale",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2123106 - Disclosure - Inventories, Net",
     "role": "http://www.steelpartners.com/role/InventoriesNet",
     "shortName": "Inventories, Net",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2128107 - Disclosure - Goodwill and Other Intangible Assets, Net",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNet",
     "shortName": "Goodwill and Other Intangible Assets, Net",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2134108 - Disclosure - Investments",
     "role": "http://www.steelpartners.com/role/Investments",
     "shortName": "Investments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2141109 - Disclosure - Debt",
     "role": "http://www.steelpartners.com/role/Debt",
     "shortName": "Debt",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2146110 - Disclosure - Financial Instruments",
     "role": "http://www.steelpartners.com/role/FinancialInstruments",
     "shortName": "Financial Instruments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2152111 - Disclosure - Pension and Other Post-Retirement Benefits",
     "role": "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefits",
     "shortName": "Pension and Other Post-Retirement Benefits",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2156112 - Disclosure - Capital and Accumulated Other Comprehensive Loss",
     "role": "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLoss",
     "shortName": "Capital and Accumulated Other Comprehensive Loss",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1001002 - Statement - Consolidated Balance Sheets (unaudited)",
     "role": "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
     "shortName": "Consolidated Balance Sheets (unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2160113 - Disclosure - Income Taxes",
     "role": "http://www.steelpartners.com/role/IncomeTaxes",
     "shortName": "Income Taxes",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2162114 - Disclosure - Net Income (Loss) Per Common Unit",
     "role": "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnit",
     "shortName": "Net Income (Loss) Per Common Unit",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2165115 - Disclosure - Fair Value Measurements",
     "role": "http://www.steelpartners.com/role/FairValueMeasurements",
     "shortName": "Fair Value Measurements",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2170116 - Disclosure - Commitments and Contingencies",
     "role": "http://www.steelpartners.com/role/CommitmentsandContingencies",
     "shortName": "Commitments and Contingencies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2172117 - Disclosure - Related Party Transactions",
     "role": "http://www.steelpartners.com/role/RelatedPartyTransactions",
     "shortName": "Related Party Transactions",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2177118 - Disclosure - Segment Information",
     "role": "http://www.steelpartners.com/role/SegmentInformation",
     "shortName": "Segment Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LegalMattersAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2181119 - Disclosure - Regulatory Matters",
     "role": "http://www.steelpartners.com/role/RegulatoryMatters",
     "shortName": "Regulatory Matters",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LegalMattersAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashFlowSupplementalDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2184120 - Disclosure - Supplemental Cash Flow Information",
     "role": "http://www.steelpartners.com/role/SupplementalCashFlowInformation",
     "shortName": "Supplemental Cash Flow Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashFlowSupplementalDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2202201 - Disclosure - Nature of the Business and Basis of Presentation (Policies)",
     "role": "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationPolicies",
     "shortName": "Nature of the Business and Basis of Presentation (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2305301 - Disclosure - Revenues Revenues (Tables)",
     "role": "http://www.steelpartners.com/role/RevenuesRevenuesTables",
     "shortName": "Revenues Revenues (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1002003 - Statement - Consolidated Balance Sheets (unaudited) (Parentheticals)",
     "role": "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals",
     "shortName": "Consolidated Balance Sheets (unaudited) (Parentheticals)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2309302 - Disclosure - Discontinued Operations (Tables)",
     "role": "http://www.steelpartners.com/role/DiscontinuedOperationsTables",
     "shortName": "Discontinued Operations (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2316303 - Disclosure - Loans Receivable, Including Loans Held For Sale (Tables)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables",
     "shortName": "Loans Receivable, Including Loans Held For Sale (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2324304 - Disclosure - Inventories, Net (Tables)",
     "role": "http://www.steelpartners.com/role/InventoriesNetTables",
     "shortName": "Inventories, Net (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2329305 - Disclosure - Goodwill and Other Intangible Assets, Net (Tables)",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetTables",
     "shortName": "Goodwill and Other Intangible Assets, Net (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "splp:ScheduleOfAvailableForSaleSecuritiesAndEquityMethodInvestmentsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2335306 - Disclosure - Investments (Tables)",
     "role": "http://www.steelpartners.com/role/InvestmentsTables",
     "shortName": "Investments (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "splp:ScheduleOfAvailableForSaleSecuritiesAndEquityMethodInvestmentsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2342307 - Disclosure - Debt (Tables)",
     "role": "http://www.steelpartners.com/role/DebtTables",
     "shortName": "Debt (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2347308 - Disclosure - Financial Instruments (Tables)",
     "role": "http://www.steelpartners.com/role/FinancialInstrumentsTables",
     "shortName": "Financial Instruments (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2353309 - Disclosure - Pension Benefit Plans (Tables)",
     "role": "http://www.steelpartners.com/role/PensionBenefitPlansTables",
     "shortName": "Pension Benefit Plans (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2357310 - Disclosure - Capital and Accumulated Other Comprehensive Loss (Tables)",
     "role": "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossTables",
     "shortName": "Capital and Accumulated Other Comprehensive Loss (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2363311 - Disclosure - Net Income (Loss) Per Common Unit (Tables)",
     "role": "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitTables",
     "shortName": "Net Income (Loss) Per Common Unit (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1003004 - Statement - Consolidated Statements of Operations (unaudited)",
     "role": "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
     "shortName": "Consolidated Statements of Operations (unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:CostOfGoodsAndServicesSold",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2366312 - Disclosure - Fair Value Measurements (Tables)",
     "role": "http://www.steelpartners.com/role/FairValueMeasurementsTables",
     "shortName": "Fair Value Measurements (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2378313 - Disclosure - Segment Information (Tables)",
     "role": "http://www.steelpartners.com/role/SegmentInformationTables",
     "shortName": "Segment Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2382314 - Disclosure - Regulatory Matters (Tables)",
     "role": "http://www.steelpartners.com/role/RegulatoryMattersTables",
     "shortName": "Regulatory Matters (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2385315 - Disclosure - Supplemental Cash Flow Information (Tables)",
     "role": "http://www.steelpartners.com/role/SupplementalCashFlowInformationTables",
     "shortName": "Supplemental Cash Flow Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsAndOtherReceivablesNetCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2403401 - Disclosure - Nature of the Business and Basis of Presentation (Details)",
     "role": "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails",
     "shortName": "Nature of the Business and Basis of Presentation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:AccountsAndOtherReceivablesNetCurrent",
       "span",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i8ab0c5e1bf4744fab3ddce616dd858d3_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:SellingGeneralAndAdministrativeExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2406402 - Disclosure - Revenues - Disaggregation of Revenue (Details)",
     "role": "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails",
     "shortName": "Revenues - Disaggregation of Revenue (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i1746b43a153040cd935ac159418e62ea_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ContractWithCustomerAssetNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2407403 - Disclosure - Revenues (Details)",
     "role": "http://www.steelpartners.com/role/RevenuesDetails",
     "shortName": "Revenues (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ContractWithCustomerAssetNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ieefb2794a4444c1ea0705983898dcc97_D20200131-20200131",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DeconsolidationGainOrLossAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2410404 - Disclosure - Discontinued Operations (Details)",
     "role": "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
     "shortName": "Discontinued Operations (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ieefb2794a4444c1ea0705983898dcc97_D20200131-20200131",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DeconsolidationGainOrLossAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2411405 - Disclosure - Discontinued Operations - Statement of Operations (Details)",
     "role": "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
     "shortName": "Discontinued Operations - Statement of Operations (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2412406 - Disclosure - Discontinued Operations - Summary of Assets and Liabilities (Details)",
     "role": "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails",
     "shortName": "Discontinued Operations - Summary of Assets and Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7837a3f2738748a793471c31161f6c6e_I20191231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1004005 - Statement - Consolidated Statements of Comprehensive Income (Loss) (unaudited)",
     "role": "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited",
     "shortName": "Consolidated Statements of Comprehensive Income (Loss) (unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Goodwill",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2414407 - Disclosure - Acquisitions - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
     "shortName": "Acquisitions - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ibfe97086efd64d39814d9a7b6c9e0c77_D20200123-20200123",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:PaymentsToAcquireBusinessesGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "splp:NotesAndLoansReceivableIncludingLoansHeldForSaleGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2417408 - Disclosure - Loans Receivable, Including Loans Held For Sale - Loans Receivable (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Loans Receivable (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "splp:NotesAndLoansReceivableIncludingLoansHeldForSaleGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i946d787b761448daa203e4c4a36023ac_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2418409 - Disclosure - Loans Receivable, Including Loans Held For Sale - Changes in Allowance for Loan and Lease Losses (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Changes in Allowance for Loan and Lease Losses (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2419410 - Disclosure - Loans Receivable, Including Loans Held For Sale - Allowance for Loan and Lease Losses and Outstanding Loans (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Allowance for Loan and Lease Losses and Outstanding Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableRecordedInvestmentCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2420411 - Disclosure - Loans Receivable, Including Loans Held For Sale - Past Due Loans (Accruing and Nonaccruing) (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Past Due Loans (Accruing and Nonaccruing) (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableRecordedInvestmentCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NotesReceivableNet",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2421412 - Disclosure - Loans Receivable, Including Loans Held For Sale - Outstanding Loans (Accruing and Nonaccruing) (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Outstanding Loans (Accruing and Nonaccruing) (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ia0d3cba24cbd4dfcb259ede4567f6fb0_I20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:NotesReceivableNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2422413 - Disclosure - Loans Receivable, Including Loans Held For Sale - Impaired Loans (Details)",
     "role": "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
     "shortName": "Loans Receivable, Including Loans Held For Sale - Impaired Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryFinishedGoodsNetOfReserves",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2425414 - Disclosure - Inventories, Net - Summary of Inventories (Details)",
     "role": "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails",
     "shortName": "Inventories, Net - Summary of Inventories (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryFinishedGoodsNetOfReserves",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "idf83cd923c194966897387bfb33d8a3b_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2426415 - Disclosure - Inventories, Net - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails",
     "shortName": "Inventories, Net - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "idf83cd923c194966897387bfb33d8a3b_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "splp:InventorySupplementalDisclosureTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LIFOInventoryAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2427416 - Disclosure - Inventories, Net - Supplemental Inventory Information (Details)",
     "role": "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails",
     "shortName": "Inventories, Net - Supplemental Inventory Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "splp:InventorySupplementalDisclosureTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LIFOInventoryAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i946d787b761448daa203e4c4a36023ac_I20191231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LimitedPartnersCapitalAccountUnitsOutstanding",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1005006 - Statement - Consolidated Statement of Changes in Capital (unaudited)",
     "role": "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
     "shortName": "Consolidated Statement of Changes in Capital (unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2430417 - Disclosure - Goodwill and Other Intangible Assets, Net - Reconciliation (Details)",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
     "shortName": "Goodwill and Other Intangible Assets, Net - Reconciliation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2431418 - Disclosure - Goodwill and Other Intangible Assets, Net - Other Intangible Assets (Details)",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails",
     "shortName": "Goodwill and Other Intangible Assets, Net - Other Intangible Assets (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IndefiniteLivedTrademarks",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2432419 - Disclosure - Goodwill and Other Intangible Assets, Net - Additional Information (Details)",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetAdditionalInformationDetails",
     "shortName": "Goodwill and Other Intangible Assets, Net - Additional Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i946d787b761448daa203e4c4a36023ac_I20191231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:IndefiniteLivedTrademarks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2433420 - Disclosure - Goodwill and Other Intangible Assets, Net - Future Amortization Expense (Details)",
     "role": "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails",
     "shortName": "Goodwill and Other Intangible Assets, Net - Future Amortization Expense (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:MarketableSecurities",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2436421 - Disclosure - Investments - Short-Term Investments (Details)",
     "role": "http://www.steelpartners.com/role/InvestmentsShortTermInvestmentsDetails",
     "shortName": "Investments - Short-Term Investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:MarketableSecuritiesUnrealizedGainLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "splp:ScheduleOfAvailableForSaleSecuritiesAndEquityMethodInvestmentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermInvestments",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2437422 - Disclosure - Investments - Long-Term Investments (Details)",
     "role": "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails",
     "shortName": "Investments - Long-Term Investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "splp:InvestmentIncomeExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:UnrealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquitySecuritiesFvNiGainLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2438423 - Disclosure - Investments - Equity Securities (Details)",
     "role": "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails",
     "shortName": "Investments - Equity Securities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:UnrealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquitySecuritiesFvNiGainLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2439424 - Disclosure - Investments - Additional Disclosures Related to Associated Company Financial Statements (Details)",
     "role": "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
     "shortName": "Investments - Additional Disclosures Related to Associated Company Financial Statements (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i6a770ef12eda4a67860b52f76946ccc3_I20190731",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:AssetsCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ib965004b4fa84c0bba789af5956bcb22_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:HeldToMaturitySecurities",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2440425 - Disclosure - Investments - Other Investments - Related Party (Details)",
     "role": "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails",
     "shortName": "Investments - Other Investments - Related Party (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ib965004b4fa84c0bba789af5956bcb22_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:HeldToMaturitySecurities",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShortTermBorrowings",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2443426 - Disclosure - Debt - Long-term and Short-term Debt (Details)",
     "role": "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
     "shortName": "Debt - Long-term and Short-term Debt (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DebtLongtermAndShorttermCombinedAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1006007 - Statement - Consolidated Statements of Cash Flows (unaudited)",
     "role": "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
     "shortName": "Consolidated Statements of Cash Flows (unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DerivativeGainOnDerivative",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermDebtCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2444427 - Disclosure - Debt - Maturities (Details)",
     "role": "http://www.steelpartners.com/role/DebtMaturitiesDetails",
     "shortName": "Debt - Maturities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i14812cb4b3fc4e12af9a428806abf49f_I20200930",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2445428 - Disclosure - Debt - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/DebtNarrativeDetails",
     "shortName": "Debt - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i14812cb4b3fc4e12af9a428806abf49f_I20200930",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R72": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie664f25478da45e1af8bf3cf9dd5a3c4_D20200101-20200930",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeNonmonetaryNotionalAmountMass",
      "reportCount": 1,
      "unique": true,
      "unitRef": "oz",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2448429 - Disclosure - Financial Instruments - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
     "shortName": "Financial Instruments - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie664f25478da45e1af8bf3cf9dd5a3c4_D20200101-20200930",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeNonmonetaryNotionalAmountMass",
      "reportCount": 1,
      "unique": true,
      "unitRef": "oz",
      "xsiNil": "false"
     }
    },
    "R73": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i2c95c82a6bca40e7bf95e247e33ac659_D20200701-20200930",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeNonmonetaryNotionalAmountMass",
      "reportCount": 1,
      "unique": true,
      "unitRef": "oz",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2449430 - Disclosure - Financial Instruments - Commodity Contracts (Details)",
     "role": "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
     "shortName": "Financial Instruments - Commodity Contracts (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i2c95c82a6bca40e7bf95e247e33ac659_D20200701-20200930",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeNonmonetaryNotionalAmountMass",
      "reportCount": 1,
      "unique": true,
      "unitRef": "oz",
      "xsiNil": "false"
     }
    },
    "R74": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7ce61b8735c345108a7877024689786c_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2450431 - Disclosure - Financial Instruments - Balance Sheet Location (Details)",
     "role": "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
     "shortName": "Financial Instruments - Balance Sheet Location (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7ce61b8735c345108a7877024689786c_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R75": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i3113fbd4f3b246df8d29ae8fd288afdb_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeGainLossOnDerivativeNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2451432 - Disclosure - Financial Instruments - Income Statement Location (Details)",
     "role": "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
     "shortName": "Financial Instruments - Income Statement Location (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i3113fbd4f3b246df8d29ae8fd288afdb_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeGainLossOnDerivativeNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R76": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ied43d4337f3c480da127fb0f8dd3521f_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanInterestCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2454433 - Disclosure - Pension and Other Post-Retirement Benefits - Components of Pension Expense and Other Postretirement Benefit Expense (Details)",
     "role": "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
     "shortName": "Pension and Other Post-Retirement Benefits - Components of Pension Expense and Other Postretirement Benefit Expense (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ied43d4337f3c480da127fb0f8dd3521f_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanInterestCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R77": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ied0134ef654c4950ac3d71ac13e0578c_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2455434 - Disclosure - Pension and Other Post-Retirement Benefits - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails",
     "shortName": "Pension and Other Post-Retirement Benefits - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ied0134ef654c4950ac3d71ac13e0578c_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R78": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:LimitedPartnersCapitalAccountUnitsIssued",
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LimitedPartnersCapitalAccountUnitsOutstanding",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2458435 - Disclosure - Capital and Accumulated Other Comprehensive Loss - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
     "shortName": "Capital and Accumulated Other Comprehensive Loss - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i376145860d3840e283b027cb751e9f97_I20200206",
      "decimals": "2",
      "lang": "en-US",
      "name": "us-gaap:PreferredStockLiquidationPreference",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     }
    },
    "R79": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ic9ecb9370e9542f8bfd35e0461088e3c_I20200630",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2459436 - Disclosure - Capital and Accumulated Other Comprehensive Loss - Accumulated Other Comprehensive Income (Details)",
     "role": "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
     "shortName": "Capital and Accumulated Other Comprehensive Loss - Accumulated Other Comprehensive Income (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i19e235700ae246b0a0107be73ba15814_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2101101 - Disclosure - Nature of the Business and Basis of Presentation",
     "role": "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentation",
     "shortName": "Nature of the Business and Basis of Presentation",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R80": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxExpenseBenefit",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2461437 - Disclosure - Income Taxes (Details)",
     "role": "http://www.steelpartners.com/role/IncomeTaxesDetails",
     "shortName": "Income Taxes (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R81": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2464438 - Disclosure - Net Income (Loss) Per Common Unit (Details)",
     "role": "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails",
     "shortName": "Net Income (Loss) Per Common Unit (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "splp:IncomeLossFromContinuingOperationsAvailableToCommonUnitholders",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R82": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i977b78e18a524514a2e6c7bc85376a17_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2467439 - Disclosure - Fair Value Measurements - Hierarchy Table (Details)",
     "role": "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
     "shortName": "Fair Value Measurements - Hierarchy Table (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i977b78e18a524514a2e6c7bc85376a17_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R83": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ia6629202ffa94edeae801510d7effd09_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2468440 - Disclosure - Fair Value Measurements - Unobservable Inputs Reconciliation - Assets (Details)",
     "role": "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails",
     "shortName": "Fair Value Measurements - Unobservable Inputs Reconciliation - Assets (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ia6629202ffa94edeae801510d7effd09_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R84": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i152c985418f34d9c858cee43a87d8105_I20200930",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2469441 - Disclosure - Fair Value Measurements - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
     "shortName": "Fair Value Measurements - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i152c985418f34d9c858cee43a87d8105_I20200930",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R85": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i48994e6468154a12aca42f6d6be75ae9_D20200101-20200630",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InsuranceRecoveries",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2471442 - Disclosure - Commitments and Contingencies - Narrative (Details)",
     "role": "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
     "shortName": "Commitments and Contingencies - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i48994e6468154a12aca42f6d6be75ae9_D20200101-20200630",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InsuranceRecoveries",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R86": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i674a6a7b070a4d059541d3092e289238_D20200101-20200930",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "splp:RelatedPartyTransactionServiceFeePercentageQuarterlybasis",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2473443 - Disclosure - Related Party Transactions - Management Agreement (Details)",
     "role": "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
     "shortName": "Related Party Transactions - Management Agreement (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i674a6a7b070a4d059541d3092e289238_D20200101-20200930",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "splp:RelatedPartyTransactionServiceFeePercentageQuarterlybasis",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R87": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i758ce36e554f439689a9d762b7104016_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2474444 - Disclosure - Related Party Transactions - Corporate Services (Details)",
     "role": "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
     "shortName": "Related Party Transactions - Corporate Services (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i758ce36e554f439689a9d762b7104016_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R88": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i1a3fb450ed1f42d997dcc8b14a6c0979_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2475445 - Disclosure - Related Party Transactions - Incentive Agreement (Details)",
     "role": "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
     "shortName": "Related Party Transactions - Incentive Agreement (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i1a3fb450ed1f42d997dcc8b14a6c0979_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R89": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie0805a5ca4a54a248202a28d7727ccb6_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Deposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2476446 - Disclosure - Related Party Transactions - Other (Details)",
     "role": "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails",
     "shortName": "Related Party Transactions - Other (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie0805a5ca4a54a248202a28d7727ccb6_I20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Deposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2104102 - Disclosure - Revenues",
     "role": "http://www.steelpartners.com/role/Revenues",
     "shortName": "Revenues",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R90": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2479447 - Disclosure - Segment Information - Segment Description (Details)",
     "role": "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails",
     "shortName": "Segment Information - Segment Description (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "if7b023920508483f97e79773a37271c0_D20190701-20190930",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OperatingExpenses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R91": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2480448 - Disclosure - Segment Information - Schedule of Segment Information (Details)",
     "role": "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
     "shortName": "Segment Information - Schedule of Segment Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i7f3db92c00d54f31a9d7cd08d05808e2_D20200701-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R92": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "3",
      "first": true,
      "lang": "en-US",
      "name": "splp:CommonEquityTierOneCapitalforCapitalAdequacyCapitalBufferToRiskWeightedAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2483449 - Disclosure - Regulatory Matters (Details)",
     "role": "http://www.steelpartners.com/role/RegulatoryMattersDetails",
     "shortName": "Regulatory Matters (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "i320c188db6f743f2893848d2cb888f1f_I20200930",
      "decimals": "3",
      "first": true,
      "lang": "en-US",
      "name": "splp:CommonEquityTierOneCapitalforCapitalAdequacyCapitalBufferToRiskWeightedAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R93": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestPaidNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2486450 - Disclosure - Supplemental Cash Flow Information - Schedule of Cash Flows, Supplemental Disclosures (Details)",
     "role": "http://www.steelpartners.com/role/SupplementalCashFlowInformationScheduleofCashFlowsSupplementalDisclosuresDetails",
     "shortName": "Supplemental Cash Flow Information - Schedule of Cash Flows, Supplemental Disclosures (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "splp-20200930.htm",
      "contextRef": "ie4609f10fd9a418c954fdabc26ba5fb4_D20200101-20200930",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestPaidNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 140,
   "tag": {
    "country_US": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "UNITED STATES",
        "terseLabel": "United States"
       }
      }
     },
     "localname": "US",
     "nsuri": "http://xbrl.sec.gov/country/2017-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "currency_XAG": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Silver, Ounces",
        "terseLabel": "Silver, Ounces"
       }
      }
     },
     "localname": "XAG",
     "nsuri": "http://xbrl.sec.gov/currency/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "currency_XAU": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Gold, Ounces",
        "terseLabel": "Gold, Ounces"
       }
      }
     },
     "localname": "XAU",
     "nsuri": "http://xbrl.sec.gov/currency/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "currency_XPD": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Palladium Ounces",
        "terseLabel": "Palladium, Ounces"
       }
      }
     },
     "localname": "XPD",
     "nsuri": "http://xbrl.sec.gov/currency/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Current Fiscal Year End Date",
        "terseLabel": "Current Fiscal Year End Date"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.",
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "fiscalPeriodItemType"
    },
    "dei_DocumentFiscalYearFocus": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.",
        "label": "Document Fiscal Year Focus",
        "terseLabel": "Document Fiscal Year Focus"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented.  If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.",
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r584"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report",
        "terseLabel": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r585"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report",
        "terseLabel": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.",
        "label": "Document Type",
        "terseLabel": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.",
        "label": "Entity Common Stock, Shares Outstanding",
        "terseLabel": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "sharesItemType"
    },
    "dei_EntityCurrentReportingStatus": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Current Reporting Status",
        "terseLabel": "Entity Current Reporting Status"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains.",
        "label": "Entity [Domain]",
        "terseLabel": "Entity [Domain]"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails",
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Filer Category",
        "terseLabel": "Entity Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "filerCategoryItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation, State or Country Code",
        "terseLabel": "Entity Incorporation, State or Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r587"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).",
        "label": "Entity Interactive Data Current",
        "terseLabel": "Entity Interactive Data Current"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityListingsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Entity Listings [Line Items]",
        "terseLabel": "Entity Listings [Line Items]"
       }
      }
     },
     "localname": "EntityListingsLineItems",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityListingsTable": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Container for exchange listing information for an entity",
        "label": "Entity Listings [Table]",
        "terseLabel": "Entity Listings [Table]"
       }
      }
     },
     "localname": "EntityListingsTable",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.",
        "label": "Entity Shell Company",
        "terseLabel": "Entity Shell Company"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business",
        "terseLabel": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r586"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]",
        "terseLabel": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails",
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r582"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Title of 12(b) Security",
        "terseLabel": "Title of 12(b) Security"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r583"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "splp_A2018IncentiveAwardPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "2018 Incentive Award Plan [Member]",
        "label": "2018 Incentive Award Plan [Member]",
        "terseLabel": "2018 Incentive Award Plan"
       }
      }
     },
     "localname": "A2018IncentiveAwardPlanMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_AccumulatedOtherComprehensiveIncomeLossRollForward": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated Other Comprehensive Income (Loss) [Roll Forward]",
        "label": "Accumulated Other Comprehensive Income (Loss) [Roll Forward]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Roll Forward]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossRollForward",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_AdjacentParcelMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Adjacent Parcel [Member]",
        "label": "Adjacent Parcel [Member]",
        "terseLabel": "Adjacent Parcel"
       }
      }
     },
     "localname": "AdjacentParcelMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_AgentRelationshipsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Agent Relationships [Member]",
        "label": "Agent Relationships [Member]",
        "terseLabel": "Agent Relationships"
       }
      }
     },
     "localname": "AgentRelationshipsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ApiMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "API [Member]",
        "label": "API [Member]",
        "terseLabel": "API"
       }
      }
     },
     "localname": "ApiMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_AviatNetworksInc.Member": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Aviat Networks, Inc. [Member]",
        "label": "Aviat Networks, Inc. [Member]",
        "terseLabel": "Aviat Networks, Inc. (Aviat)"
       }
      }
     },
     "localname": "AviatNetworksInc.Member",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_BankofNovaScotiaMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Bank of Nova Scotia [Member]",
        "label": "Bank of Nova Scotia [Member]",
        "terseLabel": "Bank of Nova Scotia"
       }
      }
     },
     "localname": "BankofNovaScotiaMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_BnsSubsidiaryMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "BNS Subsidiary [Member]",
        "label": "BNS Subsidiary [Member]",
        "terseLabel": "BNS Subsidiary"
       }
      }
     },
     "localname": "BnsSubsidiaryMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CamdenMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Camden [Member]",
        "label": "Camden [Member]",
        "terseLabel": "Camden"
       }
      }
     },
     "localname": "CamdenMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CamdenPastAndFutureExpensesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Camden - Past And Future Expenses [Member]",
        "label": "Camden - Past And Future Expenses [Member]",
        "terseLabel": "Camden - Past And Future Expenses"
       }
      }
     },
     "localname": "CamdenPastAndFutureExpensesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CapitalRequiredForAdequacyWithCapitalBuffer": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Capital Required For Adequacy With Capital Buffer",
        "label": "Capital Required For Adequacy With Capital Buffer",
        "terseLabel": "With capital buffer"
       }
      }
     },
     "localname": "CapitalRequiredForAdequacyWithCapitalBuffer",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_CapitalRequiredForAdequacyWithCapitalBufferToRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Capital Required For Adequacy With Capital Buffer To Risk Weighted Assets",
        "label": "Capital Required For Adequacy With Capital Buffer To Risk Weighted Assets",
        "terseLabel": "Total Capital (to risk-weighted assets) For adequacy with capital buffer"
       }
      }
     },
     "localname": "CapitalRequiredForAdequacyWithCapitalBufferToRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommercialAndIndustrialFinancingReceivableLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commercial and Industrial Financing Receivable [Member]",
        "label": "Commercial and Industrial Financing Receivable Loans [Member]",
        "terseLabel": "Commercial and industrial"
       }
      }
     },
     "localname": "CommercialAndIndustrialFinancingReceivableLoansMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CommercialLoansHeldForSaleMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commercial Loans Held for Sale [Member]",
        "label": "Commercial Loans Held for Sale [Member]",
        "terseLabel": "Loans held for sale"
       }
      }
     },
     "localname": "CommercialLoansHeldForSaleMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CommercialRealEstateOwnerOccupiedReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commercial Real Estate Owner Occupied Receivable [Member]",
        "label": "Commercial Real Estate Owner Occupied Receivable [Member]",
        "verboseLabel": "Commercial real estate loans"
       }
      }
     },
     "localname": "CommercialRealEstateOwnerOccupiedReceivableMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CommodityByTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commodity By Type [Axis]",
        "label": "Commodity By Type [Axis]",
        "terseLabel": "Commodity By Type [Axis]"
       }
      }
     },
     "localname": "CommodityByTypeAxis",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_CommodityTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Commodity Type [Domain]",
        "label": "Commodity Type [Domain]",
        "terseLabel": "Commodity Type [Domain]"
       }
      }
     },
     "localname": "CommodityTypeDomain",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CommonEquityTier1CapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier 1 Capital [Abstract]",
        "label": "Common Equity Tier 1 Capital [Abstract]",
        "terseLabel": "Common Equity Tier 1 Capital"
       }
      }
     },
     "localname": "CommonEquityTier1CapitalAbstract",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_CommonEquityTierOneCapitalRequiredForCapitalAdequacytoRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier One Capital Required For Capital Adequacy to Risk Weighted Assets",
        "label": "Common Equity Tier One Capital Required For Capital Adequacy to Risk Weighted Assets",
        "terseLabel": "Common Equity Tier One Capital Required For Capital Adequacy to Risk Weighted Assets"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredForCapitalAdequacytoRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommonEquityTierOneCapitalRequiredforCapitalAdequacywithBuffertoRiskWeightedAssetswhenFullyPhasedin": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier One Capital Required for Capital Adequacy with Buffer to Risk Weighted Assets, when Fully Phased-in",
        "label": "Common Equity Tier One Capital Required for Capital Adequacy with Buffer to Risk Weighted Assets, when Fully Phased-in",
        "terseLabel": "Common Equity Tier One Capital Required for Capital Adequacy with Buffer to Risk Weighted Assets, when Fully Phased-in"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredforCapitalAdequacywithBuffertoRiskWeightedAssetswhenFullyPhasedin",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommonEquityTierOneCapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier One Capital Required to be Well-Capitalized to Risk Weighted Assets",
        "label": "Common Equity Tier One Capital Required to be Well-Capitalized to Risk Weighted Assets",
        "terseLabel": "Common Equity Tier One Capital Required to be Well-Capitalized to Risk Weighted Assets"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommonEquityTierOneCapitalforCapitalAdequacyCapitalBufferToRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier One Capital for Capital Adequacy, Capital Buffer To Risk Weighted Assets",
        "label": "Common Equity Tier One Capital for Capital Adequacy, Capital Buffer To Risk Weighted Assets",
        "terseLabel": "Common Equity Tier One Capital for Capital Adequacy, Capital Buffer To Risk Weighted Assets"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalforCapitalAdequacyCapitalBufferToRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommonEquityTierOneCapitaltoRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Equity Tier One Capital to Risk Weighted Assets",
        "label": "Common Equity Tier One Capital to Risk Weighted Assets",
        "terseLabel": "Common Equity Tier One Capital to Risk Weighted Assets"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitaltoRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_CommonUnitWeightedAveragePricePerShare": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Unit, Weighted Average Price Per Share",
        "label": "Common Unit, Weighted Average Price Per Share",
        "terseLabel": "Common Unit, Weighted Average Price Per Share"
       }
      }
     },
     "localname": "CommonUnitWeightedAveragePricePerShare",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "splp_CommonUnitsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Common Units [Member]",
        "label": "Common Units [Member]",
        "terseLabel": "Common Units"
       }
      }
     },
     "localname": "CommonUnitsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ConsignmentAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Consignment Agreement [Member]",
        "label": "Consignment Agreement [Member]",
        "terseLabel": "Consignment Agreement"
       }
      }
     },
     "localname": "ConsignmentAgreementMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ConversionofEquityInvestmentsOwnershipPercentageIfconverted": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Conversion of Equity Investments, Ownership Percentage If converted",
        "label": "Conversion of Equity Investments, Ownership Percentage If converted",
        "terseLabel": "Ownership percentage if converted"
       }
      }
     },
     "localname": "ConversionofEquityInvestmentsOwnershipPercentageIfconverted",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_ConvertibleSeniorNoteDue2024Member": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Convertible Senior Note Due 2024 [Member]",
        "label": "Convertible Senior Note Due 2024 [Member]",
        "terseLabel": "Convertible Senior Note Due 2024"
       }
      }
     },
     "localname": "ConvertibleSeniorNoteDue2024Member",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CopperPoundsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Copper, Pounds [Member]",
        "label": "Copper, Pounds [Member]",
        "terseLabel": "Copper, Pounds"
       }
      }
     },
     "localname": "CopperPoundsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CorporateSecuritiesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Corporate Securities [Member]",
        "label": "Corporate Securities [Member]",
        "terseLabel": "Corporate securities"
       }
      }
     },
     "localname": "CorporateSecuritiesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_CostsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Costs [Member]",
        "label": "Costs [Member]",
        "terseLabel": "Costs"
       }
      }
     },
     "localname": "CostsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_DebtInstrumentQuarterlyAmortization": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Debt Instrument, Quarterly Amortization",
        "label": "Debt Instrument, Quarterly Amortization",
        "terseLabel": "Amortization percentage"
       }
      }
     },
     "localname": "DebtInstrumentQuarterlyAmortization",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DeconsolidationLossOnGuarantorObligation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Deconsolidation, Loss On Guarantor Obligation",
        "label": "Deconsolidation, Loss On Guarantor Obligation",
        "negatedTerseLabel": "Income (loss) from change in guarantee liability"
       }
      }
     },
     "localname": "DeconsolidationLossOnGuarantorObligation",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DefinedBenefitPlanEstimatedEmployerContributionsAfterYearFive": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Defined Benefit Plan, Estimated Employer Contributions After Year Five",
        "label": "Defined Benefit Plan, Estimated Employer Contributions After Year Five",
        "terseLabel": "Thereafter"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedEmployerContributionsAfterYearFive",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DefinedBenefitPlanEstimatedFutureEmployerContributionsInYearFive": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Defined Benefit Plan, Estimated Future Employer Contributions in Year Five",
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions in Year Five",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsInYearFive",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DefinedBenefitPlanEstimatedFutureEmployerContributionsYearFour": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Four",
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Four",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsYearFour",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DefinedBenefitPlanEstimatedFutureEmployerContributionsYearThree": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Three",
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Three",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsYearThree",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DefinedBenefitPlanEstimatedFutureEmployerContributionsYearTwo": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Two",
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions, Year Two",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsYearTwo",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DepositLiabilitiesCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Deposit Liabilities, Current",
        "label": "Deposit Liabilities, Current",
        "terseLabel": "Deposits"
       }
      }
     },
     "localname": "DepositLiabilitiesCurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DepositLiabilitiesNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Deposit Liabilities, Noncurrent",
        "label": "Deposit Liabilities, Noncurrent",
        "verboseLabel": "Long-term deposits"
       }
      }
     },
     "localname": "DepositLiabilitiesNoncurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DerivativeNotionalAmount1": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Derivative, Notional Amount1",
        "label": "Derivative, Notional Amount1",
        "terseLabel": "Notional Value"
       }
      }
     },
     "localname": "DerivativeNotionalAmount1",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DisposalGroupIncludingDiscontinuedOperationGoodwillImpairmentLoss": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Goodwill Impairment Loss",
        "label": "Disposal Group, Including Discontinued Operation, Goodwill Impairment Loss",
        "terseLabel": "Goodwill impairment charges"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationGoodwillImpairmentLoss",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DisposalGroupIncludingDiscontinuedOperationLiabilitiesLongTermDebtNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Liabilities, Long-Term Debt, Noncurrent",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Long-Term Debt, Noncurrent",
        "terseLabel": "Long-term debt"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationLiabilitiesLongTermDebtNoncurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Operating Lease Liability, Noncurrent",
        "label": "Disposal Group, Including Discontinued Operation, Operating Lease Liability, Noncurrent",
        "terseLabel": "Long-term operating lease liabilities"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightOfUseAssetsNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Operating Lease, Right-Of-Use Assets, Noncurrent",
        "label": "Disposal Group, Including Discontinued Operation, Operating Lease, Right-Of-Use Assets, Noncurrent",
        "terseLabel": "Operating lease right-of-use-assets"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightOfUseAssetsNoncurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DisposalGroupIncludingDiscontinuedOperationShortTermDebt": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Short-Term Debt",
        "label": "Disposal Group, Including Discontinued Operation, Short-Term Debt",
        "terseLabel": "Short-term debt"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationShortTermDebt",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_DiversifiedIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Diversified Industrial [Member]",
        "label": "Diversified Industrial [Member]",
        "netLabel": "Diversified industrial net sales",
        "terseLabel": "Diversified Industrial net sales",
        "verboseLabel": "Diversified Industrial"
       }
      }
     },
     "localname": "DiversifiedIndustrialMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_EconomicInterestsInLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Economic Interests In Loans [Member]",
        "label": "Economic Interests In Loans [Member]",
        "terseLabel": "Economic interests in loans"
       }
      }
     },
     "localname": "EconomicInterestsInLoansMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_EnergyMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Energy [Member]",
        "label": "Energy [Member]",
        "terseLabel": "Energy net revenue"
       }
      }
     },
     "localname": "EnergyMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_EnvironmentalandOtherMattersMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Environmental and Other Matters [Member]",
        "label": "Environmental and Other Matters [Member]",
        "terseLabel": "Environmental and Other Matters"
       }
      }
     },
     "localname": "EnvironmentalandOtherMattersMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_EquityMethodInvestmentsGainLossOfAssociatedCompaniesNetOfTaxes": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Equity Method Investments, Gain (Loss) of Associated Companies, Net of Taxes",
        "label": "Equity Method Investments, Gain (Loss) of Associated Companies, Net of Taxes",
        "negatedLabel": "Loss (income) of associated companies, net of taxes",
        "negatedTerseLabel": "(Income) loss of associated companies, net of taxes"
       }
      }
     },
     "localname": "EquityMethodInvestmentsGainLossOfAssociatedCompaniesNetOfTaxes",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_EquitySecuritiesConvertiblePromissoryNotesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Equity Securities, Convertible Promissory Notes [Member]",
        "label": "Equity Securities, Convertible Promissory Notes [Member]",
        "terseLabel": "Convertible notes"
       }
      }
     },
     "localname": "EquitySecuritiesConvertiblePromissoryNotesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_EuroRateMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "EuroRate [Member]",
        "label": "EuroRate [Member]",
        "terseLabel": "EuroRate"
       }
      }
     },
     "localname": "EuroRateMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainIncludedInEarnings": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain Included In Earnings",
        "label": "Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain Included In Earnings",
        "terseLabel": "Realized gains"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainIncludedInEarnings",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetUnrealizedGainsExcludingRelatedParty": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gains, Excluding Related Party",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gains, Excluding Related Party",
        "terseLabel": "Unrealized gains"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetUnrealizedGainsExcludingRelatedParty",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetUnrealizedLossesExcludingRelatedParty": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Losses, Excluding Related Party",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Losses, Excluding Related Party",
        "negatedLabel": "Unrealized losses"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetUnrealizedLossesExcludingRelatedParty",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_FinancialAsset3089DaysPastDueMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financial Asset, 30-89 Days Past Due",
        "label": "Financial Asset, 30-89 Days Past Due [Member]",
        "terseLabel": "30-89 Days Past Due"
       }
      }
     },
     "localname": "FinancialAsset3089DaysPastDueMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_FinancialServicesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financial Services [Member]",
        "label": "Financial Services [Member]",
        "terseLabel": "Financial Services revenue",
        "verboseLabel": "Financial Services"
       }
      }
     },
     "localname": "FinancialServicesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_FinancingReceivableAfterAllowanceForCreditLossPercentage": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financing Receivable, after Allowance for Credit Loss, Percentage",
        "label": "Financing Receivable, after Allowance for Credit Loss, Percentage",
        "terseLabel": "Financing Receivable, after Allowance for Credit Loss, Percentage"
       }
      }
     },
     "localname": "FinancingReceivableAfterAllowanceForCreditLossPercentage",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_FinancingReceivableAllowanceForCreditLossPeriodIncreaseDecreasePercentage": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Percentage",
        "label": "Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Percentage",
        "terseLabel": "Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Percentage"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossPeriodIncreaseDecreasePercentage",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_FinancingReceivableNumberOfShortTermDeferments": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financing Receivable, Number Of Short-Term Deferments",
        "label": "Financing Receivable, Number Of Short-Term Deferments",
        "terseLabel": "Financing Receivable, Number Of Short-Term Deferments"
       }
      }
     },
     "localname": "FinancingReceivableNumberOfShortTermDeferments",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "splp_ForeignDebtMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Foreign Debt [Member]",
        "label": "Foreign Debt [Member]",
        "terseLabel": "Foreign Debt"
       }
      }
     },
     "localname": "ForeignDebtMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_FormerOwnerOperatorMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Former Owner / Operator [Member]",
        "label": "Former Owner / Operator [Member]",
        "terseLabel": "Former Owner / Operator"
       }
      }
     },
     "localname": "FormerOwnerOperatorMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_HandyHarmanLtd.Member": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Handy &amp; Harman Ltd. [Member]",
        "label": "Handy &amp; Harman Ltd. [Member]",
        "terseLabel": "Handy &amp; Harman Ltd. (HNH)"
       }
      }
     },
     "localname": "HandyHarmanLtd.Member",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_HhemAndHandhMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Hhem and HandH [Member]",
        "label": "Hhem and HandH [Member]",
        "terseLabel": "Hhem and HandH"
       }
      }
     },
     "localname": "HhemAndHandhMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_IncentiveUnitsGrantedPercentageOfOutstandingCommonUnits": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Incentive Units Granted, Percentage of Outstanding Common Units",
        "label": "Incentive Units Granted, Percentage of Outstanding Common Units",
        "terseLabel": "Incentive units granted, percentage of outstanding common units"
       }
      }
     },
     "localname": "IncentiveUnitsGrantedPercentageOfOutstandingCommonUnits",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_IncomeLossFromContinuingOperationsAvailableToCommonUnitholders": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Income (Loss) from Continuing Operations Available to Common Unitholders",
        "label": "Income (Loss) from Continuing Operations Available to Common Unitholders",
        "terseLabel": "Income (Loss) from Continuing Operations Available to Common Unitholders"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsAvailableToCommonUnitholders",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_IncomeLossFromEquityMethodAndOtherRelatedPartyInvestments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Income (Loss) from Equity Method and Other Related Party Investments",
        "label": "Income (Loss) from Equity Method and Other Related Party Investments",
        "terseLabel": "Total"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodAndOtherRelatedPartyInvestments",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_IncrementalCommonUnitsAttributableToNonvestedRestrictedStock": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Incremental Common Units Attributable to Nonvested Restricted Stock",
        "label": "Incremental Common Units Attributable to Nonvested Restricted Stock",
        "terseLabel": "Unvested restricted common units (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonUnitsAttributableToNonvestedRestrictedStock",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "splp_InventoryBeforeLIFOReserves": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Inventory, Before LIFO Reserves",
        "label": "Inventory, Before LIFO Reserves",
        "totalLabel": "Inventory, before LIFO reserve"
       }
      }
     },
     "localname": "InventoryBeforeLIFOReserves",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_InventorySupplementalDisclosureTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Inventory Supplemental Disclosure [Table Text Block]",
        "label": "Inventory Supplemental Disclosure [Table Text Block]",
        "terseLabel": "Inventory Supplemental Disclosure"
       }
      }
     },
     "localname": "InventorySupplementalDisclosureTableTextBlock",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "splp_InvestmentIncomeExpense": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Investment Income (Expense)",
        "label": "Investment Income (Expense)",
        "terseLabel": "Total"
       }
      }
     },
     "localname": "InvestmentIncomeExpense",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_InvestmentsInAssociatedCompaniesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Investments in Associated Companies [Abstract]",
        "label": "Investments in Associated Companies [Abstract]",
        "terseLabel": "Investments in Associated Companies:"
       }
      }
     },
     "localname": "InvestmentsInAssociatedCompaniesAbstract",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_LIFOInventoryAmountPrimarilyatFairValue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "LIFO Inventory Amount, Primarily at Fair Value",
        "label": "LIFO Inventory Amount, Primarily at Fair Value",
        "terseLabel": "Precious metals stated under non-LIFO cost methods, primarily at fair value"
       }
      }
     },
     "localname": "LIFOInventoryAmountPrimarilyatFairValue",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_LimitedPartnersCapitalAccountUnitsHeldInTreasury": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Limited Partners' Capital Account Units, Held in Treasury",
        "label": "Limited Partners' Capital Account Units, Held in Treasury",
        "terseLabel": "Common units held in treasury (in shares)"
       }
      }
     },
     "localname": "LimitedPartnersCapitalAccountUnitsHeldInTreasury",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals"
     ],
     "xbrltype": "sharesItemType"
    },
    "splp_LimitedPartnersCapitalAccountUnitsHeldInTreasuryAtCost": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Limited Partners' Capital Account, Units Held in Treasury at Cost",
        "label": "Limited Partners' Capital Account, Units Held in Treasury at Cost",
        "terseLabel": "Common units held in treasury, cost"
       }
      }
     },
     "localname": "LimitedPartnersCapitalAccountUnitsHeldInTreasuryAtCost",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_LoanModificationsCOVID19Member": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Loan Modifications, COVID-19",
        "label": "Loan Modifications, COVID-19 [Member]",
        "terseLabel": "Loan Modifications, COVID-19"
       }
      }
     },
     "localname": "LoanModificationsCOVID19Member",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ManagementAgreementRenewalTerm": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Management Agreement Renewal, Term",
        "label": "Management Agreement Renewal, Term",
        "terseLabel": "Management agreement renewal, term (in years)"
       }
      }
     },
     "localname": "ManagementAgreementRenewalTerm",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "splp_ManagementFeeMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Management Fee [Member]",
        "label": "Management Fee [Member]",
        "terseLabel": "Management Fee"
       }
      }
     },
     "localname": "ManagementFeeMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_MarketValuePerOunceGold": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Market Value Per Ounce, Gold",
        "label": "Market Value Per Ounce, Gold",
        "terseLabel": "Market value per ounce, Gold (in dollars per ounce)"
       }
      }
     },
     "localname": "MarketValuePerOunceGold",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "splp_MarketValuePerOuncePalladium": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Market Value Per Ounce, Palladium",
        "label": "Market Value Per Ounce, Palladium",
        "terseLabel": "Market value per ounce, Palladium (in dollars per ounce)"
       }
      }
     },
     "localname": "MarketValuePerOuncePalladium",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "splp_MarketValuePerOunceSilver": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Market Value Per Ounce, Silver",
        "label": "Market Value Per Ounce, Silver",
        "terseLabel": "Market value per ounce, Silver (in dollars per ounce)"
       }
      }
     },
     "localname": "MarketValuePerOunceSilver",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "splp_MarketableSecuritiesAndOtherMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Marketable Securities and Other [Member]",
        "label": "Marketable Securities and Other [Member]",
        "terseLabel": "Marketable Securities and Other"
       }
      }
     },
     "localname": "MarketableSecuritiesAndOtherMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_MarketableSecuritiesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Marketable Securities [Member]",
        "label": "Marketable Securities [Member]",
        "terseLabel": "Marketable securities"
       }
      }
     },
     "localname": "MarketableSecuritiesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_MetallonMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Metallon [Member]",
        "label": "Metallon [Member]",
        "terseLabel": "Metallon"
       }
      }
     },
     "localname": "MetallonMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_MultipleEquityMethodInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Multiple Equity Method Investments [Member]",
        "label": "Multiple Equity Method Investments [Member]",
        "terseLabel": "Multiple equity method investments"
       }
      }
     },
     "localname": "MultipleEquityMethodInvestmentsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_NationalPartnersPFcoLLCMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "National Partners PFco, LLC [Member]",
        "label": "National Partners PFco, LLC [Member]",
        "terseLabel": "National Partners"
       }
      }
     },
     "localname": "NationalPartnersPFcoLLCMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_NetIncomeLossAvailableToCommonUnitholders": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Net Income (Loss) Available to Common Unitholders",
        "label": "Net Income (Loss) Available to Common Unitholders",
        "totalLabel": "Net income (loss) attributable to common unitholders \u2013 assuming dilution"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonUnitholders",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NetInvestmentLossGainMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Net Investment (Loss) Gain [Member]",
        "label": "Net Investment (Loss) Gain [Member]",
        "terseLabel": "Net investment (loss) gain"
       }
      }
     },
     "localname": "NetInvestmentLossGainMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_NonGradedMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Non-Graded",
        "label": "Non-Graded [Member]",
        "terseLabel": "Non-Graded"
       }
      }
     },
     "localname": "NonGradedMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_NoncashLeaseExpense": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Noncash Lease Expense",
        "label": "Noncash Lease Expense",
        "terseLabel": "Non-cash lease expense"
       }
      }
     },
     "localname": "NoncashLeaseExpense",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NotesAndLoansReceivableGrossRatioToTotalIncludingLoansHeldForSale": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notes and Loans Receivable Gross, Ratio to Total Including Loans Held for Sale",
        "label": "Notes and Loans Receivable Gross, Ratio to Total Including Loans Held for Sale",
        "terseLabel": "Financing receivable, ratio to total, including loans held for sale (as a percent)"
       }
      }
     },
     "localname": "NotesAndLoansReceivableGrossRatioToTotalIncludingLoansHeldForSale",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleGross": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 1.0,
       "parentTag": "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleNetTotal",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notes and Loans Receivable, Including Loans Held for Sale, Gross",
        "label": "Notes and Loans Receivable, Including Loans Held for Sale, Gross",
        "totalLabel": "Financing receivable, including loans held for sale, gross, total"
       }
      }
     },
     "localname": "NotesAndLoansReceivableIncludingLoansHeldForSaleGross",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleNetTotal": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notes and Loans Receivable Including Loans Held for Sale, Net, Total",
        "label": "Notes and Loans Receivable Including Loans Held for Sale, Net, Total",
        "totalLabel": "Total loans receivable, net"
       }
      }
     },
     "localname": "NotesAndLoansReceivableIncludingLoansHeldForSaleNetTotal",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NotesLoansandFinancingReceivableIncludingLoansHeldForSaleNetCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notes, Loans and Financing Receivable, Including Loans Held For Sale, Net, Current",
        "label": "Notes, Loans and Financing Receivable, Including Loans Held For Sale, Net, Current",
        "terseLabel": "Loans receivable, including loans held for sale of $80,169 and $225,013, respectively, net",
        "verboseLabel": "Loans receivable, including loans held for sale, current"
       }
      }
     },
     "localname": "NotesLoansandFinancingReceivableIncludingLoansHeldForSaleNetCurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NotesLoansandFinancingReceivableIncludingLoansHeldForSaleNetNoncurrent": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notes, Loans and Financing Receivable, Including Loans Held For Sale, Net, Non-current",
        "label": "Notes, Loans and Financing Receivable, Including Loans Held For Sale, Net, Non-current",
        "terseLabel": "Loans receivable, including loans held for sale, non-current"
       }
      }
     },
     "localname": "NotesLoansandFinancingReceivableIncludingLoansHeldForSaleNetNoncurrent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_NoticePeriodPriorToManagementAgreementRenewalPeriod": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Notice Period Prior to Management Agreement Renewal, Period",
        "label": "Notice Period Prior to Management Agreement Renewal, Period",
        "terseLabel": "Notice period prior to management agreement renewal, period (in days)"
       }
      }
     },
     "localname": "NoticePeriodPriorToManagementAgreementRenewalPeriod",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "splp_NumberOfDaysPriorToMeasurementDate": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number Of Days Prior To Measurement Date",
        "label": "Number Of Days Prior To Measurement Date",
        "terseLabel": "Number Of Days Prior To Measurement Date"
       }
      }
     },
     "localname": "NumberOfDaysPriorToMeasurementDate",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "splp_OMGMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "OMG",
        "label": "OMG [Member]",
        "terseLabel": "OMG"
       }
      }
     },
     "localname": "OMGMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_OtherDomesticDebtMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Other Domestic Debt [Member]",
        "label": "Other Domestic Debt [Member]",
        "terseLabel": "Other Domestic Debt"
       }
      }
     },
     "localname": "OtherDomesticDebtMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_OtherInvestmentsatFairValueMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Other Investments at Fair Value [Member]",
        "label": "Other Investments at Fair Value [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherInvestmentsatFairValueMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_OtherPreciousMetalsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Other Precious Metals [Member]",
        "label": "Other Precious Metals [Member]",
        "terseLabel": "Other precious metal liabilities"
       }
      }
     },
     "localname": "OtherPreciousMetalsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_OwnershipResponsibilityForSiteInvestigationAndRemediationCostsPercentageAllocation": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Ownership Responsibility For Site Investigation and Remediation Costs Percentage Allocation",
        "label": "Ownership Responsibility For Site Investigation and Remediation Costs Percentage Allocation",
        "terseLabel": "Ownership responsibility for site investigation and remediation costs percentage allocation"
       }
      }
     },
     "localname": "OwnershipResponsibilityForSiteInvestigationAndRemediationCostsPercentageAllocation",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_PartnersCapitalAccountChangeInOwnershipInterestInSubsidiaryDueToAcquisitionExcessOfFairValueOverCarryingValue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Partners' Capital Account, Change in Ownership Interest in Subsidiary Due to Acquisition, Excess of Fair Value over Carrying Value",
        "label": "Partners' Capital Account, Change in Ownership Interest in Subsidiary Due to Acquisition, Excess of Fair Value over Carrying Value",
        "negatedTerseLabel": "Purchases of SPLP common units"
       }
      }
     },
     "localname": "PartnersCapitalAccountChangeInOwnershipInterestInSubsidiaryDueToAcquisitionExcessOfFairValueOverCarryingValue",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_PartnersCapitalAccountProceedsFromDeconsolidationOfSubsidiary": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Partners' Capital Account, Proceeds From Deconsolidation Of Subsidiary",
        "label": "Partners' Capital Account, Proceeds From Deconsolidation Of Subsidiary",
        "terseLabel": "Deconsolidation of API (see Note 3)"
       }
      }
     },
     "localname": "PartnersCapitalAccountProceedsFromDeconsolidationOfSubsidiary",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_PartnersCapitalAccountUnitsAdditionalRedemptionPricePerUnit": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Partners' Capital Account, Units, Additional Redemption Price Per Unit",
        "label": "Partners' Capital Account, Units, Additional Redemption Price Per Unit",
        "terseLabel": "Additional redemption price (dollars per share)"
       }
      }
     },
     "localname": "PartnersCapitalAccountUnitsAdditionalRedemptionPricePerUnit",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "splp_PartnersCapitalMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Partners' Capital [Member]",
        "label": "Partners' Capital [Member]",
        "terseLabel": "Partners' Capital"
       }
      }
     },
     "localname": "PartnersCapitalMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_PatentsAndTechnologyMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Patents and Technology [Member]",
        "label": "Patents and Technology [Member]",
        "terseLabel": "Developed technology, patents and patent applications"
       }
      }
     },
     "localname": "PatentsAndTechnologyMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_PaymentsToAcquireTreasuryUnits": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Payments To Acquire Treasury Units",
        "label": "Payments To Acquire Treasury Units",
        "negatedTerseLabel": "Purchases of the Company's common units"
       }
      }
     },
     "localname": "PaymentsToAcquireTreasuryUnits",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_PercentageOfBudgetedNetIncome": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Percentage Of Budgeted Net Income",
        "label": "Percentage Of Budgeted Net Income",
        "terseLabel": "Percent of budgeted net income"
       }
      }
     },
     "localname": "PercentageOfBudgetedNetIncome",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_PreciousmetalandcommodityinventoriesrecordedatfairvalueMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Precious metal and commodity inventories recorded at fair value [Member]",
        "label": "Precious metal and commodity inventories recorded at fair value [Member]",
        "terseLabel": "Precious metal and commodity inventories recorded at fair value"
       }
      }
     },
     "localname": "PreciousmetalandcommodityinventoriesrecordedatfairvalueMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_PreferredUnitsComputationofCommonUnitstobeIssuedUponRedemptionPeriodPriortoRedemptionforComputingAverageCommonUnitPrice": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Preferred Units, Computation of Common Units to be Issued Upon Redemption, Period Prior to Redemption for Computing Average Common Unit Price",
        "label": "Preferred Units, Computation of Common Units to be Issued Upon Redemption, Period Prior to Redemption for Computing Average Common Unit Price",
        "terseLabel": "Repurchase period in force"
       }
      }
     },
     "localname": "PreferredUnitsComputationofCommonUnitstobeIssuedUponRedemptionPeriodPriortoRedemptionforComputingAverageCommonUnitPrice",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "splp_ProductsAndCustomerRelationshipsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Products and Customer Relationships [Member]",
        "label": "Products and Customer Relationships [Member]",
        "terseLabel": "Customer relationships"
       }
      }
     },
     "localname": "ProductsAndCustomerRelationshipsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_RedeemablePreferredStock": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Redeemable Preferred Stock",
        "label": "Redeemable Preferred Stock",
        "terseLabel": "Contingently redeemable preferred stock"
       }
      }
     },
     "localname": "RedeemablePreferredStock",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_RegulatoryMattersAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Regulatory Matters [Abstract]",
        "label": "Regulatory Matters [Abstract]",
        "terseLabel": "Regulatory Matters [Abstract]"
       }
      }
     },
     "localname": "RegulatoryMattersAbstract",
     "nsuri": "http://www.steelpartners.com/20200930",
     "xbrltype": "stringItemType"
    },
    "splp_ReimbursableExpensesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Reimbursable Expenses [Member]",
        "label": "Reimbursable Expenses [Member]",
        "terseLabel": "Reimbursable Expenses"
       }
      }
     },
     "localname": "ReimbursableExpensesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_RelatedPartiesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Related Parties [Member]",
        "label": "Related Parties [Member]",
        "terseLabel": "Related Parties"
       }
      }
     },
     "localname": "RelatedPartiesMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_RelatedPartyTransactionManagementFeeReductionAsAPercentage": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Related Party Transaction, Management Fee, Reduction As A Percentage",
        "label": "Related Party Transaction, Management Fee, Reduction As A Percentage",
        "terseLabel": "Related Party Transaction, Management Fee, Reduction As A Percentage"
       }
      }
     },
     "localname": "RelatedPartyTransactionManagementFeeReductionAsAPercentage",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_RelatedPartyTransactionManagementFeeWaived": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Related Party Transaction, Management Fee Waived",
        "label": "Related Party Transaction, Management Fee Waived",
        "terseLabel": "Waived management fee"
       }
      }
     },
     "localname": "RelatedPartyTransactionManagementFeeWaived",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_RelatedPartyTransactionServiceFeePercentageQuarterlybasis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Related Party Transaction, Service Fee Percentage, Quarterly basis",
        "label": "Related Party Transaction, Service Fee Percentage, Quarterly basis",
        "terseLabel": "Management fee percentage, quarterly basis (as a percent)"
       }
      }
     },
     "localname": "RelatedPartyTransactionServiceFeePercentageQuarterlybasis",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Revision Of Prior Period, Error Correction, Adjustment",
        "label": "Revision Of Prior Period, Error Correction, Adjustment [Member]",
        "terseLabel": "Revision Of Prior Period, Error Correction, Adjustment"
       }
      }
     },
     "localname": "RevisionOfPriorPeriodErrorCorrectionAdjustmentMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SPGeneralServicesLLCMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "SP General Services LLC [Member]",
        "label": "SP General Services LLC [Member]",
        "terseLabel": "SP General Services LLC"
       }
      }
     },
     "localname": "SPGeneralServicesLLCMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTable": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table]",
        "label": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table]",
        "terseLabel": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table]"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTable",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_ScheduleOfAdditionalDisclosuresOfAssociatedCompaniesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of Additional Disclosures of Associated Companies [Table Text Block]",
        "label": "Schedule of Additional Disclosures of Associated Companies [Table Text Block]",
        "terseLabel": "Schedule of Additional Disclosures of Associated Companies"
       }
      }
     },
     "localname": "ScheduleOfAdditionalDisclosuresOfAssociatedCompaniesTableTextBlock",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "splp_ScheduleOfAvailableForSaleSecuritiesAndEquityMethodInvestmentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of Available-for-sale Securities and Equity Method Investments [Table Text Block]",
        "label": "Schedule of Available-for-sale Securities and Equity Method Investments [Table Text Block]",
        "terseLabel": "Schedule of Available-for-sale Securities and Equity Method Investments"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesAndEquityMethodInvestmentsTableTextBlock",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "splp_SeriesAPreferredUnitsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Series A Preferred Units [Member]",
        "label": "Series A Preferred Units [Member]",
        "terseLabel": "Series A Preferred Units",
        "verboseLabel": "Preferred Units"
       }
      }
     },
     "localname": "SeriesAPreferredUnitsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/DocumentandEntityInformation",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_ShareBasedCompensationArrangementByShareBasedPaymentAwardDifferenceBetweenFairValueOfCommonStockAndBaseAmount": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Share-Based Compensation Arrangement By Share-Based Payment Award, Difference Between Fair Value Of Common Stock And Base Amount",
        "label": "Share-Based Compensation Arrangement By Share-Based Payment Award, Difference Between Fair Value Of Common Stock And Base Amount",
        "terseLabel": "Percent difference between fair value of common stock and base amount"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardDifferenceBetweenFairValueOfCommonStockAndBaseAmount",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_ShareBasedCompensationArrangementByShareBasedPaymentAwardSumOfNetIncomePercent": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Share-Based Compensation Arrangement By Share-Based Payment Award, Sum Of Net Income, Percent",
        "label": "Share-Based Compensation Arrangement By Share-Based Payment Award, Sum Of Net Income, Percent",
        "terseLabel": "Percentage of sum of net income"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardSumOfNetIncomePercent",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_SilverMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Silver [Member]",
        "label": "Silver [Member]",
        "terseLabel": "Silver"
       }
      }
     },
     "localname": "SilverMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SilverOuncesandCopperPoundsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Silver, Ounces and Copper, Pounds [Member]",
        "label": "Silver, Ounces and Copper, Pounds [Member]",
        "terseLabel": "Silver, Ounces, Copper Contracts"
       }
      }
     },
     "localname": "SilverOuncesandCopperPoundsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SiteContingencyLossExposureNotAccruedCounteroffer": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Site Contingency, Loss Exposure, Not Accrued Counteroffer",
        "label": "Site Contingency, Loss Exposure, Not Accrued Counteroffer",
        "terseLabel": "Counteroffer"
       }
      }
     },
     "localname": "SiteContingencyLossExposureNotAccruedCounteroffer",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_SiteContingencyLossExposureNotAccruedDamagesClaimed": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Site Contingency, Loss Exposure Not Accrued, Damages Claimed",
        "label": "Site Contingency, Loss Exposure Not Accrued, Damages Claimed",
        "terseLabel": "Damages claimed"
       }
      }
     },
     "localname": "SiteContingencyLossExposureNotAccruedDamagesClaimed",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_SliMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "SLI [Member]",
        "label": "SLI [Member]",
        "terseLabel": "SLI"
       }
      }
     },
     "localname": "SliMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SmallBusinessAdministrationSBACARESActPaycheckProtectionProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Small Business Administration (SBA), CARES Act, Paycheck Protection Program",
        "label": "Small Business Administration (SBA), CARES Act, Paycheck Protection Program [Member]",
        "terseLabel": "Small Business Administration (SBA), CARES Act, Paycheck Protection Program"
       }
      }
     },
     "localname": "SmallBusinessAdministrationSBACARESActPaycheckProtectionProgramMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SteelConnectIncSTCNMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Steel Connect, Inc (STCN) [Member]",
        "label": "Steel Connect, Inc (STCN) [Member]",
        "terseLabel": "Steel Connect, Inc (STCN)"
       }
      }
     },
     "localname": "SteelConnectIncSTCNMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SublimitforIssuanceofSwingLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sublimit for Issuance of Swing Loans [Member]",
        "label": "Sublimit for Issuance of Swing Loans [Member]",
        "terseLabel": "Sublimit for Issuance of Swing Loans"
       }
      }
     },
     "localname": "SublimitforIssuanceofSwingLoansMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_SummaryIncomeStatementAmountsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Summary Income Statement Amounts [Abstract]",
        "label": "Summary Income Statement Amounts [Abstract]",
        "terseLabel": "Summary operating results:"
       }
      }
     },
     "localname": "SummaryIncomeStatementAmountsAbstract",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_SummaryOfBalanceSheetAmountsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Summary of Balance Sheet Amounts [Abstract]",
        "label": "Summary of Balance Sheet Amounts [Abstract]",
        "terseLabel": "Summary of balance sheet amounts:"
       }
      }
     },
     "localname": "SummaryOfBalanceSheetAmountsAbstract",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "splp_TermLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Term Loan [Member]",
        "label": "Term Loan [Member]",
        "terseLabel": "Term Loan"
       }
      }
     },
     "localname": "TermLoanMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_TierOneCommonCapitalForCapitalAdequacy": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Common Capital For Capital Adequacy",
        "label": "Tier One Common Capital For Capital Adequacy",
        "terseLabel": "Tier One Common Capital For Capital Adequacy"
       }
      }
     },
     "localname": "TierOneCommonCapitalForCapitalAdequacy",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_TierOneCommonCapitalForCapitalAdequacywithBuffer": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Common Capital For Capital Adequacy with Buffer",
        "label": "Tier One Common Capital For Capital Adequacy with Buffer",
        "terseLabel": "Common Equity Tier One Capital For Adequacy With Capital Buffer To Risk Weighted Assets"
       }
      }
     },
     "localname": "TierOneCommonCapitalForCapitalAdequacywithBuffer",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_TierOneCommonCapitalForCapitalAdequacywithBufferToRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Common Capital For Capital Adequacy with Buffer To Risk Weighted Assets",
        "label": "Tier One Common Capital For Capital Adequacy with Buffer To Risk Weighted Assets",
        "terseLabel": "Common Equity Tier One Capital Required For Adequacy With Capital Buffer To Risk Weighted Assets"
       }
      }
     },
     "localname": "TierOneCommonCapitalForCapitalAdequacywithBufferToRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_TierOneCommonCapitalToBeWellCapitalized": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Common Capital To Be Well Capitalized",
        "label": "Tier One Common Capital To Be Well Capitalized",
        "terseLabel": "Tier One Common Capital To Be Well Capitalized"
       }
      }
     },
     "localname": "TierOneCommonCapitalToBeWellCapitalized",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_TierOneCommonEquity": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Common Equity",
        "label": "Tier One Common Equity",
        "terseLabel": "Tier One Common Equity"
       }
      }
     },
     "localname": "TierOneCommonEquity",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_TierOneLeverageCapitalRequiredforCapitalAdequacywithBuffer": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Leverage Capital Required for Capital Adequacy with Buffer",
        "label": "Tier One Leverage Capital Required for Capital Adequacy with Buffer",
        "terseLabel": "With capital buffer"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredforCapitalAdequacywithBuffer",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "splp_TierOneRiskBasedCapitalRequiredforCapitalAdequacywithBuffertoRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier One Risk Based Capital Required for Capital Adequacy with Buffer to Risk Weighted Assets",
        "label": "Tier One Risk Based Capital Required for Capital Adequacy with Buffer to Risk Weighted Assets",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets) For adequacy with capital buffer"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredforCapitalAdequacywithBuffertoRiskWeightedAssets",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "splp_TinMetricTonsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tin, Metric Tons [Member]",
        "label": "Tin, Metric Tons [Member]",
        "terseLabel": "Tin, Metric Tons"
       }
      }
     },
     "localname": "TinMetricTonsMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_WayneFacilityMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Wayne Facility [Member]",
        "label": "Wayne Facility [Member]",
        "terseLabel": "Wayne facility"
       }
      }
     },
     "localname": "WayneFacilityMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "splp_WebbankMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "WebBank [Member]",
        "label": "WebBank [Member]",
        "terseLabel": "WebBank"
       }
      }
     },
     "localname": "WebbankMember",
     "nsuri": "http://www.steelpartners.com/20200930",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationEliminationsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Consolidation, Eliminations [Member]",
        "terseLabel": "Consolidation, eliminations"
       }
      }
     },
     "localname": "ConsolidationEliminationsMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationItemsAxis": {
     "auth_ref": [
      "r193",
      "r203"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "localname": "ConsolidationItemsAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidationItemsDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "localname": "ConsolidationItemsDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_CounterpartyNameAxis": {
     "auth_ref": [
      "r98",
      "r166"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Counterparty Name [Axis]",
        "terseLabel": "Counterparty Name [Axis]"
       }
      }
     },
     "localname": "CounterpartyNameAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_EquityMethodInvesteeNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Investment, Name [Domain]",
        "terseLabel": "Investment, Name [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvesteeNameDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ExecutiveOfficerMember": {
     "auth_ref": [
      "r208"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Executive Officer [Member]",
        "terseLabel": "Executive Officer"
       }
      }
     },
     "localname": "ExecutiveOfficerMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Maximum [Member]",
        "terseLabel": "Maximum"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Minimum [Member]",
        "terseLabel": "Minimum"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ProductOrServiceAxis": {
     "auth_ref": [
      "r205",
      "r374",
      "r377",
      "r570",
      "r571"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Product and Service [Axis]",
        "terseLabel": "Product and Service [Axis]"
       }
      }
     },
     "localname": "ProductOrServiceAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ProductsAndServicesDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Product and Service [Domain]",
        "terseLabel": "Product and Service [Domain]"
       }
      }
     },
     "localname": "ProductsAndServicesDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Range [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Range [Domain]"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails",
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RepurchaseAgreementCounterpartyNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Counterparty Name [Domain]",
        "terseLabel": "Counterparty Name [Domain]"
       }
      }
     },
     "localname": "RepurchaseAgreementCounterpartyNameDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RestatementAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Restatement [Axis]",
        "terseLabel": "Restatement [Axis]"
       }
      }
     },
     "localname": "RestatementAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RestatementDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Restatement [Domain]",
        "terseLabel": "Restatement [Domain]"
       }
      }
     },
     "localname": "RestatementDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioForecastMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Forecast [Member]",
        "terseLabel": "Scenario, Forecast"
       }
      }
     },
     "localname": "ScenarioForecastMember",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioUnspecifiedDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Scenario [Domain]",
        "terseLabel": "Scenario, Unspecified [Domain]"
       }
      }
     },
     "localname": "ScenarioUnspecifiedDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis": {
     "auth_ref": [
      "r252"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Investment, Name [Axis]",
        "terseLabel": "Investment, Name [Axis]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_SegmentGeographicalDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical [Domain]"
       }
      }
     },
     "localname": "SegmentGeographicalDomain",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementGeographicalAxis": {
     "auth_ref": [
      "r206",
      "r374",
      "r378",
      "r572",
      "r580",
      "r581"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical [Axis]"
       }
      }
     },
     "localname": "StatementGeographicalAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_StatementScenarioAxis": {
     "auth_ref": [
      "r328",
      "r501"
     ],
     "lang": {
      "en-US": {
       "role": {
        "label": "Scenario [Axis]",
        "terseLabel": "Scenario [Axis]"
       }
      }
     },
     "localname": "StatementScenarioAxis",
     "nsuri": "http://fasb.org/srt/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsAndOtherReceivablesNetCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer.",
        "label": "Accounts and Other Receivables, Net, Current",
        "negatedLabel": "Change in trade and other receivables",
        "terseLabel": "Trade and other receivables - net of allowance for doubtful accounts of $3,433 and $2,512, respectively"
       }
      }
     },
     "localname": "AccountsAndOtherReceivablesNetCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsNotesAndLoansReceivableLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accounts, Notes, Loans and Financing Receivable [Line Items]",
        "terseLabel": "Receivable [Line Items]",
        "verboseLabel": "Receivable [Line Items]"
       }
      }
     },
     "localname": "AccountsNotesAndLoansReceivableLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsPayableCurrent": {
     "auth_ref": [
      "r75"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accounts Payable, Current",
        "terseLabel": "Accounts payable"
       }
      }
     },
     "localname": "AccountsPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsPayableRelatedPartiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r172",
      "r494",
      "r534",
      "r565"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount for accounts payable to related parties.",
        "label": "Accounts Payable, Related Parties",
        "terseLabel": "Unpaid amount for management fee"
       }
      }
     },
     "localname": "AccountsPayableRelatedPartiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForEnvironmentalLossContingencies": {
     "auth_ref": [
      "r322",
      "r326",
      "r327"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total costs accrued as of the balance sheet date for environmental loss contingencies.",
        "label": "Accrual for Environmental Loss Contingencies",
        "terseLabel": "Accrual for environmental matters"
       }
      }
     },
     "localname": "AccrualForEnvironmentalLossContingencies",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates": {
     "auth_ref": [
      "r336"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of expense (reversal of expense) which increases (decreases) the accrual for environmental loss contingencies from revisions in estimates to existing obligations. Excludes changes related to business acquisitions, divestitures, or currency movement.",
        "label": "Accrual for Environmental Loss Contingencies, Revision in Estimates",
        "terseLabel": "Accrual increase"
       }
      }
     },
     "localname": "AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForEnvironmentalLossContingenciesPayments1": {
     "auth_ref": [
      "r146",
      "r335"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash outflow to settle environmental loss contingencies.",
        "label": "Accrual for Environmental Loss Contingencies, Payments",
        "terseLabel": "Payments"
       }
      }
     },
     "localname": "AccrualForEnvironmentalLossContingenciesPayments1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedLiabilitiesCurrent": {
     "auth_ref": [
      "r80"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accrued Liabilities, Current",
        "terseLabel": "Accrued liabilities"
       }
      }
     },
     "localname": "AccruedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedLiabilitiesMember": {
     "auth_ref": [
      "r80"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "This item represents obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered.",
        "label": "Accrued Liabilities [Member]",
        "terseLabel": "Accrued liabilities"
       }
      }
     },
     "localname": "AccruedLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember": {
     "auth_ref": [
      "r106",
      "r110",
      "r111",
      "r393",
      "r440"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated other comprehensive (income) loss related to defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]",
        "verboseLabel": "Change in net pension and other benefit obligations"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember": {
     "auth_ref": [
      "r110",
      "r118",
      "r439"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) from gain (loss) of derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.",
        "label": "Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]",
        "terseLabel": "Unrealized (loss) gain on derivative financial instruments"
       }
      }
     },
     "localname": "AccumulatedGainLossNetCashFlowHedgeParentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember": {
     "auth_ref": [
      "r103",
      "r104",
      "r105",
      "r110",
      "r111"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent.",
        "label": "AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]",
        "terseLabel": "Unrealized loss on available-for-sale debt securities"
       }
      }
     },
     "localname": "AccumulatedNetUnrealizedInvestmentGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accumulated Other Comprehensive Income (Loss) [Line Items]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Line Items]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r108",
      "r109",
      "r110"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_PartnersCapital",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.",
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Accumulated other comprehensive loss"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r107",
      "r110",
      "r111",
      "r440"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.",
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Total",
        "verboseLabel": "Accumulated Other Comprehensive Income (Loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedTranslationAdjustmentMember": {
     "auth_ref": [
      "r100",
      "r110",
      "r111",
      "r440"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) resulting from foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to the parent.",
        "label": "Accumulated Foreign Currency Adjustment Attributable to Parent [Member]",
        "terseLabel": "Cumulative translation adjustments"
       }
      }
     },
     "localname": "AccumulatedTranslationAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Acquired Finite-Lived Intangible Assets [Line Items]",
        "terseLabel": "Acquired Finite-Lived Intangible Assets [Line Items]"
       }
      }
     },
     "localname": "AcquiredFiniteLivedIntangibleAssetsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to reconcile net income from continuing operations to net cash provided by operating activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r218",
      "r261"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Financing Receivable, Allowance for Credit Loss"
       }
      }
     },
     "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent": {
     "auth_ref": [
      "r62",
      "r228",
      "r254"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable, classified as current.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Current",
        "terseLabel": "Allowance for doubtful accounts"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForNotesAndLoansReceivableCurrent": {
     "auth_ref": [
      "r63",
      "r228",
      "r254"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NotesAndLoansReceivableNetCurrent",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of allowance for credit loss on financing receivable, classified as current.",
        "label": "Financing Receivable, Allowance for Credit Loss, Current",
        "negatedTerseLabel": "Allowance for loan losses, current"
       }
      }
     },
     "localname": "AllowanceForNotesAndLoansReceivableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForNotesAndLoansReceivableNoncurrent": {
     "auth_ref": [
      "r63",
      "r228",
      "r254"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FinancingReceivableAllowanceForCreditLosses",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of allowance for credit loss on financing receivable, classified as noncurrent.",
        "label": "Financing Receivable, Allowance for Credit Loss, Noncurrent",
        "negatedTerseLabel": "Allowance for loan losses, non-current"
       }
      }
     },
     "localname": "AllowanceForNotesAndLoansReceivableNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfIntangibleAssets": {
     "auth_ref": [
      "r154",
      "r295",
      "r301"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.",
        "label": "Amortization of Intangible Assets",
        "terseLabel": "Amortization expense"
       }
      }
     },
     "localname": "AmortizationOfIntangibleAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": {
     "auth_ref": [
      "r182"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.",
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Antidilutive units excluded from computation of earnings per share (in shares)"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]",
        "terseLabel": "Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r198",
      "r524",
      "r558"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets",
        "terseLabel": "Total Assets",
        "totalLabel": "Total Assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "ASSETS",
        "verboseLabel": "Assets:"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsCurrent": {
     "auth_ref": [
      "r32",
      "r33",
      "r95"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Current",
        "terseLabel": "Current assets",
        "totalLabel": "Total current assets"
       }
      }
     },
     "localname": "AssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Assets, Current [Abstract]",
        "terseLabel": "Current assets:"
       }
      }
     },
     "localname": "AssetsCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r467"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Fair Value Disclosure",
        "terseLabel": "Derivative asset total"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNoncurrent": {
     "auth_ref": [
      "r40",
      "r41",
      "r42",
      "r43",
      "r44",
      "r45",
      "r46",
      "r47"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.",
        "label": "Assets, Noncurrent",
        "terseLabel": "Non-current assets"
       }
      }
     },
     "localname": "AssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as assets attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Assets",
        "totalLabel": "Total Assets"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Disposal Group, Including Discontinued Operation, Assets [Abstract]",
        "terseLabel": "Assets"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Assets, Current",
        "terseLabel": "Assets of discontinued operations",
        "totalLabel": "Total current assets"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]",
        "terseLabel": "Current assets:"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": {
     "auth_ref": [
      "r239"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax",
        "negatedTerseLabel": "Gross unrealized loss"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": {
     "auth_ref": [
      "r238",
      "r273"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Amortized Cost",
        "terseLabel": "Cost"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Debt Securities, Available-for-sale [Abstract]",
        "terseLabel": "AVAILABLE-FOR-SALE SECURITIES"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AwardTypeAxis": {
     "auth_ref": [
      "r408",
      "r414"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of award under share-based payment arrangement.",
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type [Axis]"
       }
      }
     },
     "localname": "AwardTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BalanceSheetLocationAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by location on balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Axis]",
        "terseLabel": "Balance Sheet Location [Axis]"
       }
      }
     },
     "localname": "BalanceSheetLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BalanceSheetLocationDomain": {
     "auth_ref": [
      "r450",
      "r454"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Location in the balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Domain]",
        "terseLabel": "Balance Sheet Location [Domain]"
       }
      }
     },
     "localname": "BalanceSheetLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BaseRateMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Minimum rate investor will accept.",
        "label": "Base Rate [Member]",
        "terseLabel": "Base Rate"
       }
      }
     },
     "localname": "BaseRateMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Basis of Accounting, Policy [Policy Text Block]",
        "terseLabel": "Basis Presentation"
       }
      }
     },
     "localname": "BasisOfAccountingPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BusinessAcquisitionAcquireeDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree.",
        "label": "Business Acquisition, Acquiree [Domain]",
        "terseLabel": "Business Acquisition, Acquiree [Domain]"
       }
      }
     },
     "localname": "BusinessAcquisitionAcquireeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAxis": {
     "auth_ref": [
      "r421",
      "r422"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by business combination or series of individually immaterial business combinations.",
        "label": "Business Acquisition [Axis]",
        "terseLabel": "Business Acquisition [Axis]"
       }
      }
     },
     "localname": "BusinessAcquisitionAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessAcquisitionLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Business Acquisition [Line Items]",
        "terseLabel": "Business Acquisition [Line Items]"
       }
      }
     },
     "localname": "BusinessAcquisitionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationConsiderationTransferred1": {
     "auth_ref": [
      "r426",
      "r427",
      "r428"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.",
        "label": "Business Combination, Consideration Transferred",
        "verboseLabel": "Fair value of consideration paid"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationTransferred1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationDisclosureTextBlock": {
     "auth_ref": [
      "r430"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for a business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities. The disclosure may include leverage buyout transactions (as applicable).",
        "label": "Business Combination Disclosure [Text Block]",
        "terseLabel": "Acquisitions"
       }
      }
     },
     "localname": "BusinessCombinationDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/Acquisitions"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables": {
     "auth_ref": [
      "r424"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables",
        "terseLabel": "Receivables"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles": {
     "auth_ref": [
      "r423",
      "r424"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of identifiable intangible assets recognized as of the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles",
        "verboseLabel": "Intangible assets"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment": {
     "auth_ref": [
      "r423",
      "r424"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of property, plant, and equipment recognized as of the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment",
        "verboseLabel": "Property, plant and equipment"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Business Combinations [Abstract]",
        "terseLabel": "Business Combinations [Abstract]"
       }
      }
     },
     "localname": "BusinessCombinationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock": {
     "auth_ref": [
      "r26",
      "r176",
      "r189"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for the business description and basis of presentation concepts.  Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity.  Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Business Description and Basis of Presentation [Text Block]",
        "terseLabel": "Nature of the Business and Basis of Presentation"
       }
      }
     },
     "localname": "BusinessDescriptionAndBasisOfPresentationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Capital": {
     "auth_ref": [
      "r554",
      "r555",
      "r578",
      "r579"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of total capital as defined in the regulations.",
        "label": "Capital",
        "terseLabel": "Actual"
       }
      }
     },
     "localname": "Capital",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Capital [Abstract]",
        "terseLabel": "Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.",
        "label": "Capital Required for Capital Adequacy",
        "terseLabel": "For capital adequacy purposes"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r550",
      "r552",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.",
        "label": "Capital Required for Capital Adequacy to Risk Weighted Assets",
        "terseLabel": "Total Capital (to risk-weighted assets) For capital adequacy purposes"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r551"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.",
        "label": "Capital Required to be Well Capitalized",
        "terseLabel": "To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as \"well capitalized\", in the regulatory framework for prompt corrective action.",
        "label": "Capital Required to be Well Capitalized to Risk Weighted Assets",
        "terseLabel": "Total Capital (to risk-weighted assets) To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_CapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total Capital divided by risk weighted assets as defined in the regulations.",
        "label": "Capital to Risk Weighted Assets",
        "terseLabel": "Total Capital (to risk-weighted assets) Actual"
       }
      }
     },
     "localname": "CapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_CapitalUnitClassAMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Class A of capital units, which are a type of ownership interest in a corporation.",
        "label": "Capital Unit, Class A [Member]",
        "terseLabel": "Class A"
       }
      }
     },
     "localname": "CapitalUnitClassAMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CapitalUnitsMember": {
     "auth_ref": [
      "r576"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Type of ownership interest in a corporation. Class of capital units or capital shares.",
        "label": "Capital Units [Member]",
        "terseLabel": "Common Units"
       }
      }
     },
     "localname": "CapitalUnitsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r27",
      "r72",
      "r156"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r149",
      "r156",
      "r159"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "periodEndLabel": "Cash, cash equivalents and restricted cash at end of period",
        "periodStartLabel": "Cash, cash equivalents and restricted cash at beginning of period"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "auth_ref": [
      "r149",
      "r480"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect",
        "totalLabel": "Net change for the period"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashFlowSupplementalDisclosuresTextBlock": {
     "auth_ref": [
      "r160"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Cash Flow, Supplemental Disclosures [Text Block]",
        "terseLabel": "Supplemental Cash Flow Information"
       }
      }
     },
     "localname": "CashFlowSupplementalDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SupplementalCashFlowInformation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations": {
     "auth_ref": [
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) of financing activities of discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Cash Provided by (Used in) Financing Activities, Discontinued Operations",
        "terseLabel": "Net cash provided by (used in) financing activities - discontinued operations"
       }
      }
     },
     "localname": "CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations": {
     "auth_ref": [
      "r17",
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) of investing activities of discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Cash Provided by (Used in) Investing Activities, Discontinued Operations",
        "terseLabel": "Net cash used in investing activities - discontinued operations"
       }
      }
     },
     "localname": "CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations": {
     "auth_ref": [
      "r17",
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) of operating activities of discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Cash Provided by (Used in) Operating Activities, Discontinued Operations",
        "terseLabel": "Net cash used in operating activities - discontinued operations"
       }
      }
     },
     "localname": "CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ClassOfStockDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock.",
        "label": "Class of Stock [Domain]",
        "terseLabel": "Class of Stock [Domain]"
       }
      }
     },
     "localname": "ClassOfStockDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ClassOfStockLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Class of Stock [Line Items]",
        "terseLabel": "Class of Stock [Line Items]"
       }
      }
     },
     "localname": "ClassOfStockLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CollateralizedDebtObligationsMember": {
     "auth_ref": [
      "r237",
      "r387"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Securities collateralized by a pool of assets.",
        "label": "Collateralized Debt Obligations [Member]",
        "terseLabel": "Collateralized debt securities"
       }
      }
     },
     "localname": "CollateralizedDebtObligationsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to commercial receivables.",
        "label": "Commercial Portfolio Segment [Member]",
        "terseLabel": "Commercial and industrial"
       }
      }
     },
     "localname": "CommercialPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialRealEstatePortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to commercial real estate.",
        "label": "Commercial Real Estate Portfolio Segment [Member]",
        "terseLabel": "Commercial real estate loans"
       }
      }
     },
     "localname": "CommercialRealEstatePortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommitmentsAndContingencies": {
     "auth_ref": [
      "r86",
      "r327",
      "r535",
      "r564"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_PartnersCapital",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.",
        "label": "Commitments and Contingencies",
        "terseLabel": "Commitments and Contingencies"
       }
      }
     },
     "localname": "CommitmentsAndContingencies",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]",
        "terseLabel": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "auth_ref": [
      "r325",
      "r339"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for commitments and contingencies.",
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "terseLabel": "Commitments and Contingencies"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingencies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommodityContractMember": {
     "auth_ref": [
      "r387",
      "r457"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Derivative instrument whose primary underlying risk is tied to commodity prices.",
        "label": "Commodity Contract [Member]",
        "netLabel": "Commodity contracts",
        "terseLabel": "Commodity",
        "verboseLabel": "Commodity contracts on precious metal and commodity inventories"
       }
      }
     },
     "localname": "CommodityContractMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock [Member]",
        "terseLabel": "Common Stock"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DocumentandEntityInformation",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CompensationAndRetirementDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Retirement Benefits [Abstract]",
        "terseLabel": "Retirement Benefits [Abstract]"
       }
      }
     },
     "localname": "CompensationAndRetirementDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]",
        "terseLabel": "Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]"
       }
      }
     },
     "localname": "ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r114",
      "r116",
      "r117"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Comprehensive income (loss) attributable to common unitholders"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r114",
      "r116",
      "r434",
      "r435",
      "r443"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest",
        "negatedTerseLabel": "Comprehensive income attributable to noncontrolling interests"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r114",
      "r116",
      "r433",
      "r443"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "totalLabel": "Comprehensive income (loss)"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ConsumerLoanMember": {
     "auth_ref": [
      "r271"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Loan or extension of credit for personal, family, or household use excluding real estate.",
        "label": "Consumer Loan [Member]",
        "terseLabel": "Consumer loans"
       }
      }
     },
     "localname": "ConsumerLoanMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ContractWithCustomerAssetNet": {
     "auth_ref": [
      "r370",
      "r372",
      "r375"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.",
        "label": "Contract with Customer, Asset, after Allowance for Credit Loss",
        "terseLabel": "Contract asset"
       }
      }
     },
     "localname": "ContractWithCustomerAssetNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractWithCustomerLiability": {
     "auth_ref": [
      "r370",
      "r371",
      "r375"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.",
        "label": "Contract with Customer, Liability",
        "terseLabel": "Contract liability"
       }
      }
     },
     "localname": "ContractWithCustomerLiability",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractWithCustomerLiabilityRevenueRecognized": {
     "auth_ref": [
      "r376"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.",
        "label": "Contract with Customer, Liability, Revenue Recognized",
        "terseLabel": "Revenue recognized"
       }
      }
     },
     "localname": "ContractWithCustomerLiabilityRevenueRecognized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CorporateAndOtherMember": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Component of an entity that provides financial and operational oversight and administrative support for other segments and other segments not separately reported due to size or nature of business activities. Excludes intersegment elimination and reconciling items.",
        "label": "Corporate and Other [Member]",
        "terseLabel": "Corporate and Other"
       }
      }
     },
     "localname": "CorporateAndOtherMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CorporateMember": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Component of an entity that usually provides financial, operational and administrative support and is considered an operating segment. Excludes intersegment elimination and reconciling items.",
        "label": "Corporate Segment [Member]",
        "terseLabel": "Corporate and Other",
        "verboseLabel": "Corporate and Other"
       }
      }
     },
     "localname": "CorporateMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CostOfGoodsAndServicesSold": {
     "auth_ref": [
      "r129"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.",
        "label": "Cost of Goods and Services Sold",
        "terseLabel": "Cost of goods sold"
       }
      }
     },
     "localname": "CostOfGoodsAndServicesSold",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostsAndExpenses": {
     "auth_ref": [
      "r127"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total costs of sales and operating expenses for the period.",
        "label": "Costs and Expenses",
        "totalLabel": "Total costs and expenses"
       }
      }
     },
     "localname": "CostsAndExpenses",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostsAndExpensesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Costs and Expenses [Abstract]",
        "terseLabel": "Costs and expenses:"
       }
      }
     },
     "localname": "CostsAndExpensesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditFacilityAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.",
        "label": "Credit Facility [Axis]",
        "terseLabel": "Credit Facility [Axis]"
       }
      }
     },
     "localname": "CreditFacilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditFacilityDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.",
        "label": "Credit Facility [Domain]",
        "terseLabel": "Credit Facility [Domain]"
       }
      }
     },
     "localname": "CreditFacilityDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtAndEquitySecuritiesGainLoss": {
     "auth_ref": [
      "r125",
      "r126"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in debt and equity securities.",
        "label": "Debt and Equity Securities, Gain (Loss)",
        "negatedLabel": "Realized and unrealized losses (gains) on securities, net",
        "negatedTerseLabel": "Realized and unrealized (gains) losses on securities, net"
       }
      }
     },
     "localname": "DebtAndEquitySecuritiesGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Debt Disclosure [Abstract]",
        "terseLabel": "Debt Disclosure [Abstract]"
       }
      }
     },
     "localname": "DebtDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "auth_ref": [
      "r350"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.",
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Debt"
       }
      }
     },
     "localname": "DebtDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/Debt"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtInstrumentAxis": {
     "auth_ref": [
      "r49",
      "r50",
      "r51",
      "r525",
      "r526",
      "r557"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.",
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument [Axis]"
       }
      }
     },
     "localname": "DebtInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument.",
        "label": "Debt Instrument, Basis Spread on Variable Rate",
        "terseLabel": "Basis spread on variable rate"
       }
      }
     },
     "localname": "DebtInstrumentBasisSpreadOnVariableRate1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentConvertibleConversionPrice1": {
     "auth_ref": [
      "r349"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The price per share of the conversion feature embedded in the debt instrument.",
        "label": "Debt Instrument, Convertible, Conversion Price",
        "terseLabel": "Debt conversion price (in dollars per share)"
       }
      }
     },
     "localname": "DebtInstrumentConvertibleConversionPrice1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_DebtInstrumentConvertibleConversionRatio1": {
     "auth_ref": [
      "r83",
      "r356",
      "r359",
      "r361"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.",
        "label": "Debt Instrument, Convertible, Conversion Ratio",
        "terseLabel": "Debt Instrument, Convertible, Conversion Ratio"
       }
      }
     },
     "localname": "DebtInstrumentConvertibleConversionRatio1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_DebtInstrumentInterestRateStatedPercentage": {
     "auth_ref": [
      "r82"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.",
        "label": "Debt Instrument, Interest Rate, Stated Percentage",
        "terseLabel": "Stated interest rate"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateStatedPercentage",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Debt Instrument [Line Items]"
       }
      }
     },
     "localname": "DebtInstrumentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "auth_ref": [
      "r84"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.",
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name [Domain]"
       }
      }
     },
     "localname": "DebtInstrumentNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtInstrumentPeriodicPaymentInterest": {
     "auth_ref": [
      "r84"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of the required periodic payments applied to interest.",
        "label": "Debt Instrument, Periodic Payment, Interest",
        "terseLabel": "Periodic interest payment"
       }
      }
     },
     "localname": "DebtInstrumentPeriodicPaymentInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtInstrumentTable": {
     "auth_ref": [
      "r84",
      "r169",
      "r356",
      "r360",
      "r361",
      "r362",
      "r487",
      "r488",
      "r490",
      "r549"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Schedule of Long-term Debt Instruments [Table]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table]"
       }
      }
     },
     "localname": "DebtInstrumentTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentTerm": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Debt Instrument, Term",
        "terseLabel": "Debt Instrument, Term"
       }
      }
     },
     "localname": "DebtInstrumentTerm",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_DebtLongtermAndShorttermCombinedAmount": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Represents the aggregate of total long-term debt, including current maturities and short-term debt.",
        "label": "Debt, Long-term and Short-term, Combined Amount",
        "totalLabel": "Total debt"
       }
      }
     },
     "localname": "DebtLongtermAndShorttermCombinedAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtLongtermAndShorttermCombinedAmountAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Debt, Long-term and Short-term, Combined Amount [Abstract]",
        "terseLabel": "Debt, Long-term and Short-term, Combined Amount [Abstract]"
       }
      }
     },
     "localname": "DebtLongtermAndShorttermCombinedAmountAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput": {
     "auth_ref": [
      "r472"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Value of input used to measure investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Measurement Input",
        "terseLabel": "Measurement input"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleTable": {
     "auth_ref": [
      "r248"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale [Table]",
        "terseLabel": "Debt Securities, Available-for-sale [Table]"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtWeightedAverageInterestRate": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Weighted average interest rate of debt outstanding.",
        "label": "Debt, Weighted Average Interest Rate",
        "terseLabel": "Weighted average interest rate"
       }
      }
     },
     "localname": "DebtWeightedAverageInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DeconsolidationGainOrLossAmount": {
     "auth_ref": [
      "r441"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.",
        "label": "Deconsolidation, Gain (Loss), Amount",
        "terseLabel": "Gain upon initial deconsolidation of API"
       }
      }
     },
     "localname": "DeconsolidationGainOrLossAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxAssetsNet": {
     "auth_ref": [
      "r417"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.",
        "label": "Deferred Income Tax Assets, Net",
        "terseLabel": "Deferred tax assets"
       }
      }
     },
     "localname": "DeferredIncomeTaxAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxLiabilitiesNet": {
     "auth_ref": [
      "r415",
      "r417"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.",
        "label": "Deferred Income Tax Liabilities, Net",
        "terseLabel": "Deferred tax liabilities"
       }
      }
     },
     "localname": "DeferredIncomeTaxLiabilitiesNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent": {
     "auth_ref": [
      "r53",
      "r382",
      "r383",
      "r386"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan.",
        "label": "Liability, Defined Benefit Pension Plan, Noncurrent",
        "terseLabel": "Accrued pension liabilities"
       }
      }
     },
     "localname": "DefinedBenefitPensionPlanLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses": {
     "auth_ref": [
      "r392",
      "r402",
      "r404"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.",
        "label": "Defined Benefit Plan, Amortization of Gain (Loss)",
        "negatedTerseLabel": "Amortization of actuarial loss"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLosses",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanBenefitObligation": {
     "auth_ref": [
      "r384"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.",
        "label": "Defined Benefit Plan, Benefit Obligation",
        "terseLabel": "Pension obligation liability"
       }
      }
     },
     "localname": "DefinedBenefitPlanBenefitObligation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanDisclosureLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Defined Benefit Plan Disclosure [Line Items]",
        "terseLabel": "Defined Benefit Plans Disclosure [Line Items]"
       }
      }
     },
     "localname": "DefinedBenefitPlanDisclosureLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanEstimatedFutureEmployerContributionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Defined Benefit Plan, Expected Future Employer Contributions [Abstract]",
        "terseLabel": "Defined Benefit Plan, Expected Future Employer Contributions [Abstract]"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear": {
     "auth_ref": [
      "r403"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of contributions received and expected to be received by defined benefit plan from employer in current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Employer Contributions, Current Fiscal Year",
        "terseLabel": "Remainder of 2020"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets": {
     "auth_ref": [
      "r391",
      "r401",
      "r404"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.",
        "label": "Defined Benefit Plan, Expected Return (Loss) on Plan Assets",
        "negatedTerseLabel": "Expected return on plan assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedReturnOnPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanInterestCost": {
     "auth_ref": [
      "r385",
      "r390",
      "r400",
      "r404"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cost recognized for passage of time related to defined benefit plan.",
        "label": "Defined Benefit Plan, Interest Cost",
        "terseLabel": "Interest cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanInterestCost",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": {
     "auth_ref": [
      "r389",
      "r399",
      "r404"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of net periodic benefit cost (credit) for defined benefit plan.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit)",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCost",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable": {
     "auth_ref": [
      "r395",
      "r396",
      "r397",
      "r398",
      "r404"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosures and provisions pertaining to defined benefit pension plans or other postretirement defined benefit plans. The arrangements are generally based on terms and conditions stipulated by the entity, and which contain a promise by the employer to pay certain amounts or awards at designated future dates, including a period after retirement, upon compliance with stipulated requirements. Excludes disclosures pertaining to defined contribution plans.",
        "label": "Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]",
        "terseLabel": "Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]"
       }
      }
     },
     "localname": "DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_Deposits": {
     "auth_ref": [
      "r531"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.",
        "label": "Deposits",
        "terseLabel": "Deposits"
       }
      }
     },
     "localname": "Deposits",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationDepletionAndAmortization": {
     "auth_ref": [
      "r154",
      "r195"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.",
        "label": "Depreciation, Depletion and Amortization",
        "terseLabel": "Depreciation and amortization"
       }
      }
     },
     "localname": "DepreciationDepletionAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssets": {
     "auth_ref": [
      "r96",
      "r97",
      "r478"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Asset",
        "terseLabel": "Derivative assets"
       }
      }
     },
     "localname": "DerivativeAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeContractTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financial instrument or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.",
        "label": "Derivative Contract [Domain]",
        "terseLabel": "Derivative Contract Type [Domain]"
       }
      }
     },
     "localname": "DerivativeContractTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeGainLossOnDerivativeNet": {
     "auth_ref": [
      "r452"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.",
        "label": "Derivative, Gain (Loss) on Derivative, Net",
        "verboseLabel": "Gain (Loss)"
       }
      }
     },
     "localname": "DerivativeGainLossOnDerivativeNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeGainOnDerivative": {
     "auth_ref": [
      "r452"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase in the fair value of derivatives recognized in the income statement.",
        "label": "Derivative, Gain on Derivative",
        "negatedTerseLabel": "Derivative gains on economic interests in loans"
       }
      }
     },
     "localname": "DerivativeGainOnDerivative",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeInstrumentRiskAxis": {
     "auth_ref": [
      "r451",
      "r453",
      "r456",
      "r459"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of derivative contract.",
        "label": "Derivative Instrument [Axis]",
        "terseLabel": "Derivative Instrument [Axis]"
       }
      }
     },
     "localname": "DerivativeInstrumentRiskAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Derivative Instruments and Hedging Activities Disclosure [Abstract]",
        "terseLabel": "Derivative Instruments and Hedging Activities Disclosure [Abstract]"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable": {
     "auth_ref": [
      "r448",
      "r451",
      "r456",
      "r459",
      "r460",
      "r464",
      "r465"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.",
        "label": "Derivative Instruments, Gain (Loss) [Table]",
        "terseLabel": "Derivative Instruments, Gain (Loss) [Table]"
       }
      }
     },
     "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsGainLossLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivative Instruments, Gain (Loss) [Line Items]",
        "terseLabel": "Derivative Instruments, Gain (Loss) [Line Items]"
       }
      }
     },
     "localname": "DerivativeInstrumentsGainLossLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeLiabilities": {
     "auth_ref": [
      "r96",
      "r97",
      "r478"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesFairValueDisclosure",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Liability",
        "negatedLabel": "Derivative liabilities",
        "terseLabel": "Financial instruments"
       }
      }
     },
     "localname": "DerivativeLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivative [Line Items]",
        "terseLabel": "Derivative [Line Items]"
       }
      }
     },
     "localname": "DerivativeLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeNonmonetaryNotionalAmountMass": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Nominal mass used to calculate payments on a derivative instrument.",
        "label": "Derivative, Nonmonetary Notional Amount, Mass",
        "terseLabel": "Amount"
       }
      }
     },
     "localname": "DerivativeNonmonetaryNotionalAmountMass",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "massItemType"
    },
    "us-gaap_DerivativeRemainingMaturity1": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Period remaining until the derivative contract matures, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Derivative, Remaining Maturity",
        "terseLabel": "Derivative, remaining maturity"
       }
      }
     },
     "localname": "DerivativeRemainingMaturity1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_DerivativeTable": {
     "auth_ref": [
      "r173",
      "r444",
      "r446",
      "r447",
      "r448",
      "r449",
      "r455",
      "r456",
      "r462",
      "r463",
      "r465"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule that describes and identifies a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.",
        "label": "Derivative [Table]",
        "terseLabel": "Derivative [Table]"
       }
      }
     },
     "localname": "DerivativeTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativesFairValueLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivatives, Fair Value [Line Items]",
        "terseLabel": "Derivatives, Fair Value [Line Items]"
       }
      }
     },
     "localname": "DerivativesFairValueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DesignatedAsHedgingInstrumentMember": {
     "auth_ref": [
      "r448"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Derivative instrument designated as hedging instrument under Generally Accepted Accounting Principles (GAAP).",
        "label": "Designated as Hedging Instrument [Member]",
        "terseLabel": "Designated as Hedging Instrument"
       }
      }
     },
     "localname": "DesignatedAsHedgingInstrumentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DilutiveSecuritiesEffectOnBasicEarningsPerShareOther": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": 1.0,
       "parentTag": "splp_NetIncomeLossAvailableToCommonUnitholders",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise of dilutive convertible securities excluding adjustments related to ESOP convertible preferred stock, stock options, and restrictive stock units.",
        "label": "Dilutive Securities, Effect on Basic Earnings Per Share, Dilutive Convertible Securities",
        "terseLabel": "Interest expense form SPLP Preferred Units"
       }
      }
     },
     "localname": "DilutiveSecuritiesEffectOnBasicEarningsPerShareOther",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisaggregationOfRevenueLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Disaggregation of Revenue [Line Items]",
        "terseLabel": "Disaggregation of Revenue [Line Items]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTable": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table]",
        "terseLabel": "Disaggregation of Revenue [Table]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTableTextBlock": {
     "auth_ref": [
      "r374"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table Text Block]",
        "terseLabel": "Disaggregation of Revenue"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesRevenuesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax": {
     "auth_ref": [
      "r3",
      "r5",
      "r7",
      "r21"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.",
        "label": "Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax",
        "terseLabel": "Loss from discontinued operations, net of taxes"
       }
      }
     },
     "localname": "DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax": {
     "auth_ref": [
      "r3",
      "r4",
      "r21"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal.",
        "label": "Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax",
        "negatedTerseLabel": "Income (loss) from change in guarantee liability",
        "terseLabel": "Net income (loss) on deconsolidation of discontinued operations",
        "verboseLabel": "Loss before income taxes"
       }
      }
     },
     "localname": "DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation": {
     "auth_ref": [
      "r4",
      "r5",
      "r6",
      "r7",
      "r15",
      "r21",
      "r416",
      "r419"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.",
        "label": "Discontinued Operation, Tax Effect of Discontinued Operation",
        "negatedTerseLabel": "Income tax benefit"
       }
      }
     },
     "localname": "DiscontinuedOperationTaxEffectOfDiscontinuedOperation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Discontinued Operations and Disposal Groups [Abstract]",
        "terseLabel": "Discontinued Operations and Disposal Groups [Abstract]"
       }
      }
     },
     "localname": "DiscontinuedOperationsAndDisposalGroupsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DiscontinuedOperationsDisposedOfBySaleMember": {
     "auth_ref": [
      "r2"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Component or group of components disposed of by sale and representing a strategic shift that has or will have a major effect on operations and financial results.",
        "label": "Discontinued Operations, Disposed of by Sale [Member]",
        "terseLabel": "Discontinued Operations, Disposed of by Sale"
       }
      }
     },
     "localname": "DiscontinuedOperationsDisposedOfBySaleMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DisposalGroupClassificationAxis": {
     "auth_ref": [
      "r20"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by disposal group classification.",
        "label": "Disposal Group Classification [Axis]",
        "terseLabel": "Disposal Group Classification [Axis]"
       }
      }
     },
     "localname": "DisposalGroupClassificationAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisposalGroupClassificationDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Component or group of components disposed of, including but not limited to, disposal group held-for-sale or disposed of by sale, disposed of by means other than sale, and discontinued operations.",
        "label": "Disposal Group Classification [Domain]",
        "terseLabel": "Disposal Group Classification [Domain]"
       }
      }
     },
     "localname": "DisposalGroupClassificationDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net",
        "terseLabel": "Trade and other receivables"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as accounts payable attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Accounts Payable, Current",
        "terseLabel": "Accounts payable"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as accrued liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Accrued Liabilities, Current",
        "terseLabel": "Accrued liabilities"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r307",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Assets, Noncurrent",
        "terseLabel": "Assets of discontinued operations"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as cash and cash equivalents attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents",
        "terseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold": {
     "auth_ref": [
      "r16"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Costs of Goods Sold",
        "terseLabel": "Cost of goods sold"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as deferred tax liabilities attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities",
        "terseLabel": "Deferred tax liabilities"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense": {
     "auth_ref": [
      "r16"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of general and administrative expense attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, General and Administrative Expense",
        "terseLabel": "Selling, general and administrative expenses"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationInventoryCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as inventory attributable to disposal group, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Inventory, Current",
        "terseLabel": "Inventories, net"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationInventoryCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense": {
     "auth_ref": [
      "r16"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Operating Expense",
        "terseLabel": "Total costs and expenses"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOperatingExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Liabilities, Current",
        "terseLabel": "Other current liabilities"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense": {
     "auth_ref": [
      "r16"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of other expense attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Other Expense",
        "terseLabel": "Other expenses, net"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r307",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent",
        "terseLabel": "Other non-current assets"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r307",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent",
        "terseLabel": "Accrued pension liabilities"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as prepaid and other assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Prepaid and Other Assets, Current",
        "terseLabel": "Prepaid expenses and other current assets"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r307",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent",
        "terseLabel": "Property, plant and equipment, net"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue": {
     "auth_ref": [
      "r16"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Revenue",
        "terseLabel": "Revenue"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationRevenue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]",
        "terseLabel": "Costs and expenses:"
       }
      }
     },
     "localname": "DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock": {
     "auth_ref": [
      "r25",
      "r316"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]",
        "terseLabel": "Discontinued Operations"
       }
      }
     },
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperations"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Name of disposal group.",
        "label": "Disposal Group Name [Domain]",
        "terseLabel": "Disposal Group Name [Domain]"
       }
      }
     },
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DividendsPreferredStockCash": {
     "auth_ref": [
      "r363",
      "r548"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Preferred Stock, Cash",
        "terseLabel": "Preferred unit dividend"
       }
      }
     },
     "localname": "DividendsPreferredStockCash",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DoubtfulMember": {
     "auth_ref": [
      "r226",
      "r267"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A category of financing receivables that have all the weaknesses inherent in those classified as substandard, with the added characteristic that the weaknesses make collection or liquidation in full, on the basis of currently existing facts, conditions, and values, highly questionable and improbable.",
        "label": "Doubtful [Member]",
        "terseLabel": "Doubtful"
       }
      }
     },
     "localname": "DoubtfulMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DueFromRelatedPartiesCurrent": {
     "auth_ref": [
      "r30",
      "r41",
      "r58",
      "r164",
      "r494"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).",
        "label": "Due from Related Parties, Current",
        "terseLabel": "Receivables from related parties"
       }
      }
     },
     "localname": "DueFromRelatedPartiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueToRelatedPartiesCurrent": {
     "auth_ref": [
      "r75",
      "r172",
      "r494"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Due to Related Parties, Current",
        "terseLabel": "Payables to related parties"
       }
      }
     },
     "localname": "DueToRelatedPartiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueToRelatedPartiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r172",
      "r494",
      "r533",
      "r565"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of obligations due all related parties.",
        "label": "Due to Related Parties",
        "terseLabel": "Deferred fees payable to related party"
       }
      }
     },
     "localname": "DueToRelatedPartiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "Earnings Per Share [Abstract]"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareBasicTwoClassMethodAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Earnings Per Share, Basic, Two Class Method [Abstract]",
        "terseLabel": "Net income (loss) per common unit \u2013 basic"
       }
      }
     },
     "localname": "EarningsPerShareBasicTwoClassMethodAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareDilutedTwoClassMethodAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Earnings Per Share, Diluted, Two Class Method [Abstract]",
        "terseLabel": "Net income (loss) per common unit \u2013 diluted"
       }
      }
     },
     "localname": "EarningsPerShareDilutedTwoClassMethodAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "auth_ref": [
      "r184"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for earnings per share.",
        "label": "Earnings Per Share [Text Block]",
        "terseLabel": "Net Income (Loss) Per Common Unit"
       }
      }
     },
     "localname": "EarningsPerShareTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnit"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r480"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) from effect of exchange rate changes on cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; held in foreign currencies. Excludes amounts for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "terseLabel": "Effect of exchange rate changes on cash and cash equivalents"
       }
      }
     },
     "localname": "EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions": {
     "auth_ref": [
      "r413"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.",
        "label": "Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount",
        "terseLabel": "Unearned compensation"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions": {
     "auth_ref": [
      "r413"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cost to be recognized for option under share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount",
        "terseLabel": "Unearned compensation expense"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyServiceMember": {
     "auth_ref": [
      "r377"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Energy provided from operation of on-site facility or cogeneration plant and by procurement service to energy purchaser.",
        "label": "Energy Service [Member]",
        "terseLabel": "Energy net revenue"
       }
      }
     },
     "localname": "EnergyServiceMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EnvironmentalExitCostByPropertyAxis": {
     "auth_ref": [
      "r338"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of property related to exit costs.",
        "label": "Environmental Exit Cost by Property [Axis]",
        "terseLabel": "Environmental Exit Cost by Property [Axis]"
       }
      }
     },
     "localname": "EnvironmentalExitCostByPropertyAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EnvironmentalExitCostsNameOfPropertyDomain": {
     "auth_ref": [
      "r338"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Name of the property being sold, disposed, or abandoned that requires remediation, site restoration, postclosure, monitoring commitments, or other exit costs as a result of unanticipated contamination of the assets.",
        "label": "Environmental Exit Costs, Name of Property [Domain]",
        "terseLabel": "Environmental Exit Costs, Name of Property [Domain]"
       }
      }
     },
     "localname": "EnvironmentalExitCostsNameOfPropertyDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EnvironmentalExitCostsReasonablyPossibleAdditionalLoss": {
     "auth_ref": [
      "r329",
      "r331",
      "r337"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Estimate of reasonably possible loss exposure in excess of amount accrued for remediation, site restoration, postclosure, monitoring commitments, or other exit costs associated with the sale, disposal or abandonment of a particular property resulting from unanticipated contamination of the assets.",
        "label": "Environmental Exit Costs, Reasonably Possible Additional Loss",
        "terseLabel": "Environmental exit costs, additional loss"
       }
      }
     },
     "localname": "EnvironmentalExitCostsReasonablyPossibleAdditionalLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnvironmentalRemediationContingencyAxis": {
     "auth_ref": [
      "r318",
      "r319",
      "r321",
      "r322",
      "r336"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of environmental remediation contingency.",
        "label": "Environmental Remediation Contingency [Axis]",
        "terseLabel": "Environmental Remediation Contingency [Axis]"
       }
      }
     },
     "localname": "EnvironmentalRemediationContingencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EnvironmentalRemediationContingencyDomain": {
     "auth_ref": [
      "r318"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Environmental remediation contingency, for example, but not limited to, asbestos, air emissions and mercury emissions.",
        "label": "Environmental Remediation Contingency [Domain]",
        "terseLabel": "Environmental Remediation Contingency [Domain]"
       }
      }
     },
     "localname": "EnvironmentalRemediationContingencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EnvironmentalRemediationExpense": {
     "auth_ref": [
      "r317",
      "r320"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.",
        "label": "Environmental Remediation Expense",
        "terseLabel": "Investigation and remediation costs"
       }
      }
     },
     "localname": "EnvironmentalRemediationExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnvironmentalRemediationSiteAxis": {
     "auth_ref": [
      "r318",
      "r319",
      "r321",
      "r322",
      "r336"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by location or named area designated for environmental remediation.",
        "label": "Environmental Remediation Site [Axis]",
        "terseLabel": "Environmental Remediation Site [Axis]"
       }
      }
     },
     "localname": "EnvironmentalRemediationSiteAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EnvironmentalRemediationSiteDomain": {
     "auth_ref": [
      "r318"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Location or named area designated for environmental remediation.",
        "label": "Environmental Remediation Site [Domain]",
        "terseLabel": "Environmental Remediation Site [Domain]"
       }
      }
     },
     "localname": "EnvironmentalRemediationSiteDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r355"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.",
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentOwnershipPercentage": {
     "auth_ref": [
      "r252"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.",
        "label": "Equity Method Investment, Ownership Percentage",
        "terseLabel": "Ownership percentage"
       }
      }
     },
     "localname": "EquityMethodInvestmentOwnershipPercentage",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Equity Method Investment, Summarized Financial Information [Abstract]",
        "terseLabel": "Equity method investments: (e)"
       }
      }
     },
     "localname": "EquityMethodInvestmentSummarizedFinancialInformationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityMethodInvestments": {
     "auth_ref": [
      "r73",
      "r199",
      "r251"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.",
        "label": "Equity Method Investments",
        "terseLabel": "Long-Term Investments Balance"
       }
      }
     },
     "localname": "EquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentsMember": {
     "auth_ref": [
      "r250"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Investment in the stock of an investee which is adjusted for the investor's share of the earnings or losses of the investee after the date of acquisition.",
        "label": "Equity Method Investments [Member]",
        "terseLabel": "Investments in Associated Companies"
       }
      }
     },
     "localname": "EquityMethodInvestmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquitySecuritiesFvNiGainLoss": {
     "auth_ref": [
      "r249"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Gain (Loss)",
        "totalLabel": "Net gains (losses) recognized during the period on equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiRealizedGainLoss": {
     "auth_ref": [
      "r249"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_EquitySecuritiesFvNiGainLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Realized Gain (Loss)",
        "terseLabel": "Less: Net gains (losses) recognized during the period on equity securities sold during the period"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiRealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss": {
     "auth_ref": [
      "r249"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_EquitySecuritiesFvNiGainLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Unrealized Gain (Loss)",
        "terseLabel": "Unrealized gains (losses) recognized during the period on equity securities still held at the end of the period"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsEquitySecuritiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Error Corrections and Prior Period Adjustments Restatement [Line Items]",
        "terseLabel": "Error Corrections and Prior Period Adjustments Restatement [Line Items]"
       }
      }
     },
     "localname": "ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EstimatedInsuranceRecoveries": {
     "auth_ref": [
      "r74"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.",
        "label": "Estimated Insurance Recoveries",
        "terseLabel": "Estimated insurance recoveries"
       }
      }
     },
     "localname": "EstimatedInsuranceRecoveries",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r467",
      "r468",
      "r469",
      "r476"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.",
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "auth_ref": [
      "r473"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Class of asset.",
        "label": "Asset Class [Domain]",
        "terseLabel": "Asset Class [Domain]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable": {
     "auth_ref": [
      "r473",
      "r476"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of information required and determined to be provided for purposes of reconciling beginning and ending balances of fair value measurements of assets using significant unobservable inputs (level 3). Such reconciliation, separately presenting changes during the period, at a minimum, may include, but is not limited to: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income, and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock": {
     "auth_ref": [
      "r473",
      "r476"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "auth_ref": [
      "r467",
      "r476"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by class of asset.",
        "label": "Asset Class [Axis]",
        "terseLabel": "Asset Class [Axis]"
       }
      }
     },
     "localname": "FairValueByAssetClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "auth_ref": [
      "r467",
      "r479"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]",
        "terseLabel": "Fair Value, by Balance Sheet Grouping"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r387",
      "r388",
      "r404",
      "r468",
      "r502"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV [Axis]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r467",
      "r468",
      "r471",
      "r472",
      "r477"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]",
        "terseLabel": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r475"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.",
        "label": "Fair Value Disclosures [Text Block]",
        "terseLabel": "Fair Value Measurements"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurements"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r387",
      "r388",
      "r404",
      "r468",
      "r503"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.",
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Level 1"
       }
      }
     },
     "localname": "FairValueInputsLevel1Member",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r387",
      "r388",
      "r404",
      "r468",
      "r504"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets.",
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Level 2"
       }
      }
     },
     "localname": "FairValueInputsLevel2Member",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r387",
      "r388",
      "r404",
      "r468",
      "r505"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Inputs, Level 3 [Member]",
        "terseLabel": "Level 3"
       }
      }
     },
     "localname": "FairValueInputsLevel3Member",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Fair Value, Measurement Frequency [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases": {
     "auth_ref": [
      "r474"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases",
        "terseLabel": "Purchases"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales": {
     "auth_ref": [
      "r474"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales",
        "negatedTerseLabel": "Sales and cash collections"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "auth_ref": [
      "r473"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value",
        "periodEndLabel": "Balance at end of period",
        "periodStartLabel": "Balance at beginning of period"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "terseLabel": "Fair Value, Measurements, Fair Value Hierarchy [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r475",
      "r477"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value.",
        "label": "Fair Value, Recurring [Member]",
        "terseLabel": "Fair Value, Measurements, Recurring"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails",
      "http://www.steelpartners.com/role/FairValueMeasurementsUnobservableInputsReconciliationAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable": {
     "auth_ref": [
      "r450",
      "r455",
      "r464"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule that discloses the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.",
        "label": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]",
        "terseLabel": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]"
       }
      }
     },
     "localname": "FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentAxis": {
     "auth_ref": [
      "r255",
      "r261",
      "r262",
      "r265",
      "r267",
      "r274",
      "r275",
      "r276",
      "r277"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of financial instrument.",
        "label": "Financial Instrument [Axis]",
        "terseLabel": "Financial Instrument [Axis]"
       }
      }
     },
     "localname": "FinancialInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentsDisclosureTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures.",
        "label": "Financial Instruments Disclosure [Text Block]",
        "terseLabel": "Financial Instruments"
       }
      }
     },
     "localname": "FinancialInstrumentsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstruments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancialServiceMember": {
     "auth_ref": [
      "r377"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financial assistance, including, but not limited to, management and maintenance of depositor account, credit card, merchant discount, trust, investment and insurance.",
        "label": "Financial Service [Member]",
        "terseLabel": "Financial services revenue"
       }
      }
     },
     "localname": "FinancialServiceMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingInterestExpense": {
     "auth_ref": [
      "r130"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "This element represents interest incurred for borrowed money which was used to produce goods or render services.",
        "label": "Financing Interest Expense",
        "terseLabel": "Finance interest expense"
       }
      }
     },
     "localname": "FinancingInterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLosses": {
     "auth_ref": [
      "r212",
      "r254",
      "r256",
      "r260",
      "r529"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 2.0,
       "parentTag": "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleNetTotal",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, Allowance for Credit Loss",
        "negatedTotalLabel": "Allowance for loan losses, total",
        "periodEndLabel": "June 30, 2020",
        "periodStartLabel": "December 31, 2019",
        "totalLabel": "Allowance for loan losses, total"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLosses",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r216"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FinancingReceivableAllowanceForCreditLosses",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment",
        "terseLabel": "Allowance for loan losses, collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1": {
     "auth_ref": [
      "r216"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_FinancingReceivableAllowanceForCreditLosses",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.",
        "label": "Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment",
        "terseLabel": "Allowance for loan losses, individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease": {
     "auth_ref": [
      "r211",
      "r261"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)",
        "terseLabel": "Financing Receivable, Allowance for Credit Losses, Period Increase (Decrease)"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery": {
     "auth_ref": [
      "r215",
      "r259",
      "r271",
      "r529"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of recovery of financing receivables doubtful of collection that were previously charged off.",
        "label": "Financing Receivable, Allowance for Credit Loss, Recovery",
        "terseLabel": "Recoveries"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesRecovery",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs": {
     "auth_ref": [
      "r214",
      "r258",
      "r271",
      "r529"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of writeoff of financing receivable, charged against allowance for credit loss.",
        "label": "Financing Receivable, Allowance for Credit Loss, Writeoff",
        "negatedTerseLabel": "Charge-offs"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r217"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The balance of financing receivables that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Collectively Evaluated for Impairment",
        "terseLabel": "Outstanding loan balances, collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": {
     "auth_ref": [
      "r226",
      "r267"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics.",
        "label": "Financing Receivable Credit Quality Indicators [Table Text Block]",
        "terseLabel": "Financing Receivable Credit Quality Indicators"
       }
      }
     },
     "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": {
     "auth_ref": [
      "r217"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The balance of financing receivables that were individually evaluated for impairment.",
        "label": "Financing Receivable, Individually Evaluated for Impairment",
        "terseLabel": "Outstanding loan balances, individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing": {
     "auth_ref": [
      "r231",
      "r264",
      "r272"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of financing receivable 90 days or more past due and still accruing.",
        "label": "Financing Receivable, 90 Days or More Past Due, Still Accruing",
        "terseLabel": "Recorded investment in accruing loans 90 days past due"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": {
     "auth_ref": [
      "r227",
      "r232",
      "r233",
      "r262",
      "r265",
      "r267",
      "r268",
      "r269",
      "r271",
      "r272"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by class of financing receivable determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.",
        "label": "Class of Financing Receivable [Axis]",
        "terseLabel": "Portfolio Segment [Axis]"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financing receivables determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.",
        "label": "Class of Financing Receivable [Domain]",
        "terseLabel": "Financing Receivable Allowance [Domain]"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentCurrent": {
     "auth_ref": [
      "r262",
      "r272"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of financing receivable not past due.",
        "label": "Financing Receivable, Not Past Due",
        "terseLabel": "Current"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": {
     "auth_ref": [
      "r230",
      "r263"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of financing receivable on nonaccrual status.",
        "label": "Financing Receivable, Nonaccrual",
        "verboseLabel": "Nonaccrual loans that are current"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentPastDue": {
     "auth_ref": [
      "r233",
      "r262",
      "r272"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of financing receivable past due.",
        "label": "Financing Receivable, Past Due",
        "terseLabel": "Total past due"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentPastDue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": {
     "auth_ref": [
      "r272"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Financial asset equal to or greater than 90 days past due.",
        "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]",
        "terseLabel": "90+ Days Past Due"
       }
      }
     },
     "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "auth_ref": [
      "r262",
      "r272"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by time period financial asset is past due.",
        "label": "Financial Asset, Period Past Due [Axis]",
        "terseLabel": "Financial Asset, Period Past Due [Axis]"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Period in which financial asset is past due. Element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater Than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less Than [high end numeric value] [date measure] Past Due [Member] formats.",
        "label": "Financial Asset, Period Past Due [Domain]",
        "terseLabel": "Financial Asset, Period Past Due [Domain]"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization": {
     "auth_ref": [
      "r300"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Accumulated Amortization",
        "terseLabel": "Accumulated Amortization"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAccumulatedAmortization",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable": {
     "auth_ref": [
      "r296"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A table containing detailed characteristics of finite-lived intangible assets acquired during a business combination. Finite-lived intangible assets are assets that have no physical form, but have expected future economic benefit, and are expected to be used over a defined period. Acquired finite-lived intangible assets are disclosed by major class (assets that can be grouped together because they are similar, either by their nature or by their use in operations of the Entity) and in total. Additionally, any significant residual value (the expected value of the asset at the end of its useful life) and the weighted-average amortization period are also disclosed.",
        "label": "Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]",
        "terseLabel": "Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year",
        "terseLabel": "2020"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Five",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearFive",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Four",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearFour",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Three",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Two",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetFutureAmortizationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": {
     "auth_ref": [
      "r296",
      "r297",
      "r300",
      "r304",
      "r509"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by major type or class of finite-lived intangible assets.",
        "label": "Finite-Lived Intangible Assets by Major Class [Axis]",
        "terseLabel": "Finite-Lived Intangible Assets by Major Class [Axis]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsGross": {
     "auth_ref": [
      "r300",
      "r509"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Gross",
        "terseLabel": "Gross Carrying Amount"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsGross",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": {
     "auth_ref": [
      "r296",
      "r299"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The major class of finite-lived intangible asset (for example, patents, trademarks, copyrights, etc.) A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.",
        "label": "Finite-Lived Intangible Assets, Major Class Name [Domain]",
        "terseLabel": "Finite-Lived Intangible Assets, Major Class Name [Domain]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsNet": {
     "auth_ref": [
      "r300"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Net",
        "totalLabel": "Net"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ForeignExchangeForwardMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Foreign exchange forward traded on an exchange (examples include but are not limited to the International Securities Exchange, Philadelphia Stock Exchange, or the Chicago Mercantile Exchange) for options or future contracts to buy or sell a certain currency, at a specified date, at a fixed exercise exchange rate.",
        "label": "Foreign Exchange Forward [Member]",
        "terseLabel": "Foreign exchange forward contracts"
       }
      }
     },
     "localname": "ForeignExchangeForwardMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_Goodwill": {
     "auth_ref": [
      "r283",
      "r285"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill",
        "terseLabel": "Goodwill",
        "totalLabel": "Net goodwill"
       }
      }
     },
     "localname": "Goodwill",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails",
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAcquiredDuringPeriod": {
     "auth_ref": [
      "r287"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.",
        "label": "Goodwill, Acquired During Period",
        "terseLabel": "Acquisitions"
       }
      }
     },
     "localname": "GoodwillAcquiredDuringPeriod",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Goodwill and Intangible Assets Disclosure [Abstract]",
        "terseLabel": "Goodwill and Intangible Assets Disclosure [Abstract]"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock": {
     "auth_ref": [
      "r306"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for goodwill and intangible assets.",
        "label": "Goodwill and Intangible Assets Disclosure [Text Block]",
        "terseLabel": "Goodwill and Other Intangible Assets, Net"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNet"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_GoodwillForeignCurrencyTranslationGainLoss": {
     "auth_ref": [
      "r289"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Foreign Currency Translation Gain (Loss)",
        "terseLabel": "Currency translation adjustment"
       }
      }
     },
     "localname": "GoodwillForeignCurrencyTranslationGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillGross": {
     "auth_ref": [
      "r286",
      "r290"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_Goodwill",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Gross",
        "terseLabel": "Gross goodwill"
       }
      }
     },
     "localname": "GoodwillGross",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillImpairedAccumulatedImpairmentLoss": {
     "auth_ref": [
      "r286",
      "r290"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_Goodwill",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Impaired, Accumulated Impairment Loss",
        "negatedTerseLabel": "Accumulated impairments"
       }
      }
     },
     "localname": "GoodwillImpairedAccumulatedImpairmentLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillImpairmentLoss": {
     "auth_ref": [
      "r154",
      "r284",
      "r288",
      "r292"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 17.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Impairment Loss",
        "terseLabel": "Goodwill impairment charges"
       }
      }
     },
     "localname": "GoodwillImpairmentLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Goodwill [Line Items]",
        "terseLabel": "Goodwill [Line Items]"
       }
      }
     },
     "localname": "GoodwillLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GrossProfit": {
     "auth_ref": [
      "r128"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.",
        "label": "Gross Profit",
        "terseLabel": "Gross profit"
       }
      }
     },
     "localname": "GrossProfit",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GuaranteeObligationsCurrentCarryingValue": {
     "auth_ref": [
      "r344"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.",
        "label": "Guarantor Obligations, Current Carrying Value",
        "terseLabel": "Guarantee liability"
       }
      }
     },
     "localname": "GuaranteeObligationsCurrentCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HedgingDesignationAxis": {
     "auth_ref": [
      "r448",
      "r460"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by designation of purpose of derivative instrument.",
        "label": "Hedging Designation [Axis]",
        "terseLabel": "Hedging Designation [Axis]"
       }
      }
     },
     "localname": "HedgingDesignationAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_HedgingDesignationDomain": {
     "auth_ref": [
      "r448"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Designation of purpose of derivative instrument.",
        "label": "Hedging Designation [Domain]",
        "terseLabel": "Hedging Designation [Domain]"
       }
      }
     },
     "localname": "HedgingDesignationDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_HeldToMaturitySecurities": {
     "auth_ref": [
      "r235",
      "r240"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity",
        "totalLabel": "Held to maturity securities"
       }
      }
     },
     "localname": "HeldToMaturitySecurities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain": {
     "auth_ref": [
      "r242"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain",
        "terseLabel": "Gross unrealized gain"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_HeldToMaturitySecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss",
        "negatedLabel": "Gross unrealized loss"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount": {
     "auth_ref": [
      "r245",
      "r545"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.",
        "label": "Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost",
        "terseLabel": "Maturities between years five and ten"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount": {
     "auth_ref": [
      "r244",
      "r544"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next fiscal year through fifth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.",
        "label": "Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost",
        "terseLabel": "Maturities held one through five years"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount": {
     "auth_ref": [
      "r246",
      "r546"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in debt security, measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.",
        "label": "Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, after 10 Years, Amortized Cost",
        "terseLabel": "Maturities, after ten years"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesFairValue": {
     "auth_ref": [
      "r241"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_HeldToMaturitySecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity, Fair Value",
        "terseLabel": "Fair value"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesFairValue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesTextBlock": {
     "auth_ref": [
      "r247"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity [Table Text Block]",
        "terseLabel": "Schedule of Held-to-Maturity Securities"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment": {
     "auth_ref": [
      "r222",
      "r225"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Average Recorded Investment",
        "terseLabel": "Average recorded investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableAverageRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRecordedInvestment": {
     "auth_ref": [
      "r219"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Recorded Investment",
        "totalLabel": "Total recorded investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRelatedAllowance": {
     "auth_ref": [
      "r220"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of allowance for credit losses related to recorded investment.",
        "label": "Impaired Financing Receivable, Related Allowance",
        "terseLabel": "Related Allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRelatedAllowance",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance": {
     "auth_ref": [
      "r221"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Unpaid Principal Balance",
        "terseLabel": "Unpaid principle balance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableUnpaidPrincipalBalance",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod": {
     "auth_ref": [
      "r223"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of interest income, recognized on accrual basis, on financing receivables that are recognized as impaired, for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method",
        "terseLabel": "Amount recognized"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r219"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Recorded Investment",
        "terseLabel": "Recorded investment with no allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r219"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with Related Allowance, Recorded Investment",
        "terseLabel": "Recorded investment with allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r224"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of impaired financing receivables.",
        "label": "Impaired Financing Receivables [Table Text Block]",
        "terseLabel": "Impaired Financing Receivables"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill": {
     "auth_ref": [
      "r154",
      "r305"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.",
        "label": "Impairment of Intangible Assets (Excluding Goodwill)",
        "terseLabel": "Impairment of intangible assets"
       }
      }
     },
     "localname": "ImpairmentOfIntangibleAssetsExcludingGoodwill",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity": {
     "auth_ref": [
      "r432",
      "r433"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of income (loss) from continuing operations attributable to the noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest",
        "negatedLabel": "Net income attributable to noncontrolling interests in consolidated entities (continuing operations)",
        "negatedTerseLabel": "Net income attributable to noncontrolling interests in consolidated entities (continuing operations)"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "auth_ref": [
      "r121",
      "r177",
      "r522",
      "r539",
      "r569"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "terseLabel": "Income (loss) from continuing operations before interest expense and income taxes:"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r171"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.",
        "label": "Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest",
        "totalLabel": "Income from continuing operations before income taxes and equity method investments"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r433"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ProfitLoss",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Net income from continuing operations",
        "totalLabel": "Net income from continuing operations",
        "verboseLabel": "Net income from continuing operations"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Per unit of ownership amount after tax of income (loss) from continuing operations available to limited partnership (LP) unit-holder and units that would have been outstanding assuming the issuance of limited partner units for dilutive potential units outstanding.",
        "label": "Income (Loss) from Continuing Operations, Net of Tax, Per Outstanding Limited Partnership Unit, Diluted",
        "terseLabel": "Net income from continuing operations (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Per unit ownership amount of income (loss) from continuing operations, after tax, available to each outstanding limited partnership and general partnership unit.",
        "label": "Income (Loss) from Continuing Operations, Per Outstanding Limited Partnership and General Partnership Unit, Basic, Net of Tax",
        "terseLabel": "Net income from continuing operations (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax": {
     "auth_ref": [
      "r3",
      "r4",
      "r5",
      "r6",
      "r7",
      "r21",
      "r124",
      "r567"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ProfitLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Income (loss) from discontinued operations, net of taxes",
        "totalLabel": "Income (loss) from discontinued operations, net of taxes",
        "verboseLabel": "Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of income (loss) from disposition of discontinued operations available to each limited partnership and general partnership unit during the reporting period, net of tax.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Limited Partnership and General Partnership Unit, Basic",
        "terseLabel": "Net income (loss) from discontinued operations (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Per unit of ownership amount after tax of gain (loss) on disposal of discontinued operations available to limited partnership (LP) unit-holder and units that would have been outstanding assuming the issuance of limited partner units for all dilutive potential units outstanding.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Per Outstanding Limited Partnership Unit, Diluted",
        "terseLabel": "Net income (loss) from discontinued operations (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r122",
      "r154",
      "r196",
      "r251",
      "r538",
      "r566"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss).",
        "label": "Income (Loss) from Equity Method Investments",
        "terseLabel": "Income (Loss) from Equity Method Investments"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Income Statement [Abstract]",
        "terseLabel": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by name of disposal group.",
        "label": "Disposal Group Name [Axis]",
        "terseLabel": "Disposal Group Name [Axis]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]",
        "terseLabel": "Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable": {
     "auth_ref": [
      "r1",
      "r9",
      "r10",
      "r11",
      "r12",
      "r13",
      "r14",
      "r19",
      "r22",
      "r23",
      "r24",
      "r314",
      "r315"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations [Table]",
        "terseLabel": "Disposal Groups, Including Discontinued Operations [Table]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsStatementofOperationsDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "auth_ref": [
      "r311"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by location in the income statement.",
        "label": "Income Statement Location [Axis]",
        "terseLabel": "Income Statement Location [Axis]"
       }
      }
     },
     "localname": "IncomeStatementLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Location in the income statement.",
        "label": "Income Statement Location [Domain]",
        "terseLabel": "Income Statement Location [Domain]"
       }
      }
     },
     "localname": "IncomeStatementLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]",
        "terseLabel": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r420"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.",
        "label": "Income Tax Disclosure [Text Block]",
        "terseLabel": "Income Taxes"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/IncomeTaxes"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r163",
      "r197",
      "r418"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": -1.0
      },
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Income Tax Expense (Benefit)",
        "terseLabel": "Income tax provision"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/IncomeTaxesDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxesPaid": {
     "auth_ref": [
      "r151",
      "r158"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.",
        "label": "Income Taxes Paid",
        "terseLabel": "Taxes"
       }
      }
     },
     "localname": "IncomeTaxesPaid",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SupplementalCashFlowInformationScheduleofCashFlowsSupplementalDisclosuresDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.",
        "label": "Increase (Decrease) in Accounts Payable and Accrued Liabilities",
        "terseLabel": "Accounts payable, accrued and other liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccountsPayableAndAccruedLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInContractWithCustomerLiability": {
     "auth_ref": [
      "r153"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration has been received or is receivable.",
        "label": "Increase (Decrease) in Contract with Customer, Liability",
        "terseLabel": "Increase in contract liability"
       }
      }
     },
     "localname": "IncreaseDecreaseInContractWithCustomerLiability",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeferredIncomeTaxes": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.",
        "label": "Increase (Decrease) in Deferred Income Taxes",
        "negatedTerseLabel": "Deferred income taxes"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeferredIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeposits": {
     "auth_ref": [
      "r157",
      "r543"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.",
        "label": "Increase (Decrease) in Deposits",
        "terseLabel": "Net decrease in deposits"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeposits",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInInventories": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 13.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Inventories",
        "negatedTerseLabel": "Inventories"
       }
      }
     },
     "localname": "IncreaseDecreaseInInventories",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInLoansHeldForSale": {
     "auth_ref": [
      "r148",
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 16.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the value of loans or securitized loans that are held with the intention to sell in the near future.",
        "label": "Increase (Decrease) in Loans Held-for-sale",
        "negatedTerseLabel": "Net decrease (increase) in loans held for sale"
       }
      }
     },
     "localname": "IncreaseDecreaseInLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Increase (Decrease) in Operating Capital [Abstract]",
        "terseLabel": "Net change in operating assets and liabilities:"
       }
      }
     },
     "localname": "IncreaseDecreaseInOperatingCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncreaseDecreaseInPartnersCapitalRollForward": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Increase (Decrease) in Partners' Capital [Roll Forward]",
        "terseLabel": "Increase (Decrease) in Partners' Capital [Roll Forward]"
       }
      }
     },
     "localname": "IncreaseDecreaseInPartnersCapitalRollForward",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in prepaid expenses, and assets classified as other.",
        "label": "Increase (Decrease) in Prepaid Expense and Other Assets",
        "negatedTerseLabel": "Prepaid expenses and other assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInReceivables": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Receivables",
        "negatedTerseLabel": "Trade and other receivables"
       }
      }
     },
     "localname": "IncreaseDecreaseInReceivables",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToConversionOfPreferredStock": {
     "auth_ref": [
      "r181",
      "r183"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock",
        "terseLabel": "SPLP Preferred Units (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToConversionOfPreferredStock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_IndefiniteLivedTrademarks": {
     "auth_ref": [
      "r303"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit.",
        "label": "Indefinite-Lived Trademarks",
        "terseLabel": "Trademarks with indefinite lives"
       }
      }
     },
     "localname": "IndefiniteLivedTrademarks",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InsuranceClaimsMember": {
     "auth_ref": [
      "r333",
      "r573"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A demand for payment of a policy benefit because of the occurrence of an insured event, such as the death or disability of the insured; the maturity of an endowment; the incurrence of hospital or medical bills; the destruction or damage of property and related deaths or injuries; defects in, liens on, or challenges to the title to real estate; or the occurrence of a surety loss; and the costs to process claims.",
        "label": "Insurance Claims [Member]",
        "terseLabel": "Insurance Claims"
       }
      }
     },
     "localname": "InsuranceClaimsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InsuranceRecoveries": {
     "auth_ref": [
      "r131"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.",
        "label": "Insurance Recoveries",
        "terseLabel": "Insurance recoveries"
       }
      }
     },
     "localname": "InsuranceRecoveries",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IntangibleAssetsNetExcludingGoodwill": {
     "auth_ref": [
      "r294",
      "r298"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.",
        "label": "Intangible Assets, Net (Excluding Goodwill)",
        "terseLabel": "Other intangible assets, net"
       }
      }
     },
     "localname": "IntangibleAssetsNetExcludingGoodwill",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r119",
      "r194",
      "r486",
      "r489",
      "r542"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.",
        "label": "Interest Expense",
        "terseLabel": "Interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPaidNet": {
     "auth_ref": [
      "r145",
      "r150",
      "r158"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.",
        "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities",
        "terseLabel": "Interest"
       }
      }
     },
     "localname": "InterestPaidNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SupplementalCashFlowInformationScheduleofCashFlowsSupplementalDisclosuresDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InternalCreditAssessmentAxis": {
     "auth_ref": [
      "r226",
      "r267",
      "r270",
      "r271",
      "r343",
      "r461"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by entity-defined rating.",
        "label": "Internal Credit Assessment [Axis]",
        "terseLabel": "Internal Credit Assessment [Axis]"
       }
      }
     },
     "localname": "InternalCreditAssessmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InternalCreditAssessmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Entity defined credit risk rating.",
        "label": "Internal Credit Assessment [Domain]",
        "terseLabel": "Internal Credit Assessment [Domain]"
       }
      }
     },
     "localname": "InternalCreditAssessmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InventoryCurrentTable": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of information about inventory expected to be sold or consumed within one year or operating cycle, if longer.",
        "label": "Inventory, Current [Table]",
        "terseLabel": "Inventory, Current [Table]"
       }
      }
     },
     "localname": "InventoryCurrentTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InventoryDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Inventory Disclosure [Abstract]",
        "terseLabel": "Inventory Disclosure [Abstract]"
       }
      }
     },
     "localname": "InventoryDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_InventoryDisclosureTextBlock": {
     "auth_ref": [
      "r282"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.",
        "label": "Inventory Disclosure [Text Block]",
        "terseLabel": "Inventories, Net"
       }
      }
     },
     "localname": "InventoryDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNet"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_InventoryFinishedGoodsNetOfReserves": {
     "auth_ref": [
      "r64",
      "r281"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 1.0,
       "parentTag": "splp_InventoryBeforeLIFOReserves",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.",
        "label": "Inventory, Finished Goods, Net of Reserves",
        "terseLabel": "Finished products"
       }
      }
     },
     "localname": "InventoryFinishedGoodsNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryLIFOReserve": {
     "auth_ref": [
      "r93"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_InventoryNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.",
        "label": "Inventory, LIFO Reserve",
        "negatedTerseLabel": "LIFO reserve"
       }
      }
     },
     "localname": "InventoryLIFOReserve",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Inventory [Line Items]",
        "terseLabel": "Inventory [Line Items]"
       }
      }
     },
     "localname": "InventoryLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InventoryNet": {
     "auth_ref": [
      "r28",
      "r92",
      "r279"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.",
        "label": "Inventory, Net",
        "terseLabel": "Inventories, net",
        "totalLabel": "Inventory, Net"
       }
      }
     },
     "localname": "InventoryNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryRawMaterialsNetOfReserves": {
     "auth_ref": [
      "r66",
      "r281"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 3.0,
       "parentTag": "splp_InventoryBeforeLIFOReserves",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.",
        "label": "Inventory, Raw Materials, Net of Reserves",
        "terseLabel": "Raw materials"
       }
      }
     },
     "localname": "InventoryRawMaterialsNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryWorkInProcessNetOfReserves": {
     "auth_ref": [
      "r65",
      "r281"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 2.0,
       "parentTag": "splp_InventoryBeforeLIFOReserves",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.",
        "label": "Inventory, Work in Process, Net of Reserves",
        "terseLabel": "In-process"
       }
      }
     },
     "localname": "InventoryWorkInProcessNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Investments, Debt and Equity Securities [Abstract]",
        "terseLabel": "Investments, Debt and Equity Securities [Abstract]"
       }
      }
     },
     "localname": "InvestmentsDebtAndEquitySecuritiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": {
     "auth_ref": [
      "r248",
      "r523",
      "r547",
      "r577"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for  investments in certain debt and equity securities.",
        "label": "Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]",
        "verboseLabel": "Investments"
       }
      }
     },
     "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/Investments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LIFOInventoryAmount": {
     "auth_ref": [
      "r36"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of LIFO (last in first out) inventory present at the reporting date when inventory is also valued using different valuation methods.",
        "label": "LIFO Inventory Amount",
        "terseLabel": "Precious metals stated at LIFO cost"
       }
      }
     },
     "localname": "LIFOInventoryAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSupplementalInventoryInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LegalMattersAndContingenciesTextBlock": {
     "auth_ref": [
      "r339"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for legal proceedings, legal contingencies, litigation, regulatory and environmental matters and other contingencies.",
        "label": "Legal Matters and Contingencies [Text Block]",
        "terseLabel": "Regulatory Matters"
       }
      }
     },
     "localname": "LegalMattersAndContingenciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMatters"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LetterOfCreditMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A document typically issued by a financial institution which acts as a guarantee of payment to a beneficiary, or as the source of payment for a specific transaction (for example, wiring funds to a foreign exporter if and when specified merchandise is accepted pursuant to the terms of the letter of credit).",
        "label": "Letter of Credit [Member]",
        "terseLabel": "Letter of Credit"
       }
      }
     },
     "localname": "LetterOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LeverageRatiosAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Leverage Ratios [Abstract]",
        "terseLabel": "Leverage Ratios (as a percent)"
       }
      }
     },
     "localname": "LeverageRatiosAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r79"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.",
        "label": "Liabilities",
        "terseLabel": "Total Liabilities",
        "totalLabel": "Total Liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Liabilities [Abstract]",
        "terseLabel": "Liabilities:"
       }
      }
     },
     "localname": "LiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r61",
      "r528",
      "r562"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.",
        "label": "Liabilities and Equity",
        "terseLabel": "Total Liabilities and Capital",
        "totalLabel": "Total Liabilities and Capital"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "LIABILITIES AND CAPITAL"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesCurrent": {
     "auth_ref": [
      "r81"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.",
        "label": "Liabilities, Current",
        "terseLabel": "Current liabilities",
        "totalLabel": "Total current liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Liabilities, Current [Abstract]",
        "terseLabel": "Current liabilities:"
       }
      }
     },
     "localname": "LiabilitiesCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesFairValueDisclosure": {
     "auth_ref": [
      "r467"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Fair value of financial and nonfinancial obligations.",
        "label": "Financial and Nonfinancial Liabilities, Fair Value Disclosure",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "LiabilitiesFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesNoncurrent": {
     "auth_ref": [
      "r37",
      "r38",
      "r39",
      "r51",
      "r52"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer.",
        "label": "Liabilities, Noncurrent",
        "terseLabel": "Non-current liabilities"
       }
      }
     },
     "localname": "LiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as liabilities attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities",
        "totalLabel": "Total Liabilities"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Disposal Group, Including Discontinued Operation, Liabilities [Abstract]",
        "terseLabel": "Liabilities"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r308",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Current",
        "terseLabel": "Liabilities of discontinued operations",
        "totalLabel": "Total current liabilities"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]",
        "terseLabel": "Current liabilities:"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsSummaryofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent": {
     "auth_ref": [
      "r0",
      "r1",
      "r18",
      "r20",
      "r307",
      "r312"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent",
        "terseLabel": "Liabilities of discontinued operations"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LimitedPartnersCapitalAccount": {
     "auth_ref": [
      "r186",
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_PartnersCapital",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of the limited partners' ownership interests.",
        "label": "Limited Partners' Capital Account",
        "terseLabel": "Partners' capital common units: 25,189,613 and 25,023,128 issued and outstanding (after deducting 12,647,864 and 12,647,864 units held in treasury, at cost of $198,781 and $198,781), respectively"
       }
      }
     },
     "localname": "LimitedPartnersCapitalAccount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LimitedPartnersCapitalAccountUnitsIssued": {
     "auth_ref": [
      "r186",
      "r366"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The number of limited partner units issued.",
        "label": "Limited Partners' Capital Account, Units Issued",
        "terseLabel": "Common units, units issued (in shares)"
       }
      }
     },
     "localname": "LimitedPartnersCapitalAccountUnitsIssued",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding": {
     "auth_ref": [
      "r186",
      "r366"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The number of limited partner units outstanding.",
        "label": "Limited Partners' Capital Account, Units Outstanding",
        "periodEndLabel": "Balance at end of period (in shares)",
        "periodStartLabel": "Balance at beginning of year (in shares)",
        "terseLabel": "Common units, units outstanding (in shares)"
       }
      }
     },
     "localname": "LimitedPartnersCapitalAccountUnitsOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals",
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_LineOfCredit": {
     "auth_ref": [
      "r51",
      "r526",
      "r557"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.",
        "label": "Long-term Line of Credit",
        "terseLabel": "Line of credit"
       }
      }
     },
     "localname": "LineOfCredit",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": {
     "auth_ref": [
      "r76"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.",
        "label": "Line of Credit Facility, Maximum Borrowing Capacity",
        "terseLabel": "Maximum borrowing capacity"
       }
      }
     },
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity": {
     "auth_ref": [
      "r76"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).",
        "label": "Line of Credit Facility, Remaining Borrowing Capacity",
        "terseLabel": "Remaining borrowing capacity"
       }
      }
     },
     "localname": "LineOfCreditFacilityRemainingBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails",
      "http://www.steelpartners.com/role/DiscontinuedOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LitigationSettlementAmountAwardedToOtherParty": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount awarded to other party in judgment or settlement of litigation.",
        "label": "Litigation Settlement, Amount Awarded to Other Party",
        "terseLabel": "Settlement amount"
       }
      }
     },
     "localname": "LitigationSettlementAmountAwardedToOtherParty",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LitigationSettlementExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.",
        "label": "Litigation Settlement, Expense",
        "terseLabel": "Litigation Settlement, Expense"
       }
      }
     },
     "localname": "LitigationSettlementExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableLoansInProcess": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of undisbursed portion of the loan receivable balance (loans in process). Excludes loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, Loans in Process",
        "terseLabel": "Undisbursed loan commitment"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableLoansInProcess",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by US and non-US government sponsored enterprise, authority, agency and program guarantees for government insured loans.",
        "label": "Loans Insured or Guaranteed by Government Authorities [Axis]",
        "terseLabel": "Loans Insured or Guaranteed by Government Authorities [Axis]"
       }
      }
     },
     "localname": "LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Guarantee by US and non-US government sponsored enterprises, authorities, agencies and programs for government insured loans.",
        "label": "Loans Insured or Guaranteed by Government Authorities [Domain]",
        "terseLabel": "Loans Insured or Guaranteed by Government Authorities [Domain]"
       }
      }
     },
     "localname": "LoansInsuredOrGuaranteedByGovernmentAuthoritiesDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": {
     "auth_ref": [
      "r234"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.",
        "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]",
        "terseLabel": "Loans Receivable, Including Loans Held For Sale"
       }
      }
     },
     "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSale"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansPayable": {
     "auth_ref": [
      "r51",
      "r526",
      "r556"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).",
        "label": "Loans Payable",
        "terseLabel": "Loans payable"
       }
      }
     },
     "localname": "LoansPayable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansPayableMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Borrowing supported by a written promise to pay an obligation.",
        "label": "Loans Payable [Member]",
        "terseLabel": "Loans Payable"
       }
      }
     },
     "localname": "LoansPayableMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LoansPledgedAsCollateral": {
     "auth_ref": [
      "r229",
      "r506"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.",
        "label": "Loans Pledged as Collateral",
        "terseLabel": "Pledged as collateral"
       }
      }
     },
     "localname": "LoansPledgedAsCollateral",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansReceivableHeldForSaleAmount": {
     "auth_ref": [
      "r209"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The face amount of loans that will be sold to other entities.",
        "label": "Loans Receivable Held-for-sale, Amount",
        "terseLabel": "Loans held-for-sale"
       }
      }
     },
     "localname": "LoansReceivableHeldForSaleAmount",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunauditedParentheticals"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebt": {
     "auth_ref": [
      "r51",
      "r348",
      "r526",
      "r560"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "LongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtCurrent": {
     "auth_ref": [
      "r78"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt, Current Maturities",
        "terseLabel": "Current portion of long-term debt",
        "verboseLabel": "Less: portion due within one year"
       }
      }
     },
     "localname": "LongTermDebtCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal after Year Five",
        "terseLabel": "Thereafter"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months",
        "terseLabel": "2020"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal in Year Five",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal in Year Four",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal in Year Three",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo": {
     "auth_ref": [
      "r175",
      "r346"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/DebtMaturitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "label": "Long-term Debt, Maturities, Repayments of Principal in Year Two",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtNoncurrent": {
     "auth_ref": [
      "r84"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LongTermDebt",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt, Excluding Current Maturities",
        "terseLabel": "Long-term debt"
       }
      }
     },
     "localname": "LongTermDebtNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermInvestments": {
     "auth_ref": [
      "r73"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).",
        "label": "Long-term Investments",
        "terseLabel": "Long-term investments",
        "verboseLabel": "Total"
       }
      }
     },
     "localname": "LongTermInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "auth_ref": [
      "r84"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of long-term debt.",
        "label": "Long-term Debt, Type [Axis]",
        "terseLabel": "Long-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "LongtermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "auth_ref": [
      "r84",
      "r347"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Long-term Debt, Type [Domain]",
        "terseLabel": "Long-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "LongtermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LossContingenciesByNatureOfContingencyAxis": {
     "auth_ref": [
      "r327",
      "r328",
      "r329",
      "r331",
      "r332",
      "r333",
      "r334",
      "r341",
      "r342"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur.",
        "label": "Loss Contingency Nature [Axis]",
        "terseLabel": "Loss Contingency Nature [Axis]"
       }
      }
     },
     "localname": "LossContingenciesByNatureOfContingencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingenciesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Loss Contingencies [Line Items]",
        "terseLabel": "Loss Contingencies [Line Items]"
       }
      }
     },
     "localname": "LossContingenciesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingenciesTable": {
     "auth_ref": [
      "r327",
      "r328",
      "r329",
      "r331",
      "r332",
      "r333",
      "r334",
      "r341",
      "r342"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Discloses the specific components (such as the nature, name, and date) of the loss contingency and gives an estimate of the possible loss or range of loss, or states that a reasonable estimate cannot be made. Excludes environmental contingencies, warranties and unconditional purchase obligations.",
        "label": "Loss Contingencies [Table]",
        "terseLabel": "Loss Contingencies [Table]"
       }
      }
     },
     "localname": "LossContingenciesTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingencyAccrualAtCarryingValue": {
     "auth_ref": [
      "r327"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of loss contingency liability.",
        "label": "Loss Contingency Accrual",
        "verboseLabel": "Accrual relating to open and active claims"
       }
      }
     },
     "localname": "LossContingencyAccrualAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LossContingencyNatureDomain": {
     "auth_ref": [
      "r327",
      "r328",
      "r329",
      "r331",
      "r332",
      "r333",
      "r334",
      "r341",
      "r342"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "An existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur. Resolution of the uncertainty may confirm the incurrence of a loss or impairment of an asset or the incurrence of a liability.",
        "label": "Loss Contingency, Nature [Domain]",
        "terseLabel": "Loss Contingency, Nature [Domain]"
       }
      }
     },
     "localname": "LossContingencyNatureDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LossContingencyNumberOfDefendants": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of defendants named in a legal action.",
        "label": "Loss Contingency, Number of Defendants",
        "terseLabel": "Loss contingency, number of defendants (in defendants)"
       }
      }
     },
     "localname": "LossContingencyNumberOfDefendants",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_LossContingencyPendingClaimsNumber": {
     "auth_ref": [
      "r330"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of pending claims pertaining to a loss contingency.",
        "label": "Loss Contingency, Pending Claims, Number",
        "terseLabel": "Claims, litigation matters (in number of claims)"
       }
      }
     },
     "localname": "LossContingencyPendingClaimsNumber",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_MarketableSecurities": {
     "auth_ref": [
      "r536"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in marketable security.",
        "label": "Marketable Securities",
        "terseLabel": "Marketable securities"
       }
      }
     },
     "localname": "MarketableSecurities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsShortTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MarketableSecuritiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Marketable Securities [Abstract]",
        "terseLabel": "Equity securities - U.S."
       }
      }
     },
     "localname": "MarketableSecuritiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MarketableSecuritiesNoncurrent": {
     "auth_ref": [
      "r73"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of investment in marketable security, classified as noncurrent.",
        "label": "Marketable Securities, Noncurrent",
        "terseLabel": "Long-Term Investments Balance"
       }
      }
     },
     "localname": "MarketableSecuritiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MarketableSecuritiesRealizedGainLoss": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI).",
        "label": "Marketable Securities, Realized Gain (Loss)",
        "terseLabel": "Marketable Securities, Realized Gain (Loss)"
       }
      }
     },
     "localname": "MarketableSecuritiesRealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MarketableSecuritiesUnrealizedGainLoss": {
     "auth_ref": [
      "r125"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) on investment in marketable security.",
        "label": "Marketable Securities, Unrealized Gain (Loss)",
        "negatedTerseLabel": "Unrealized losses"
       }
      }
     },
     "localname": "MarketableSecuritiesUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsShortTermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MeasurementInputConstantPrepaymentRateMember": {
     "auth_ref": [
      "r470"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Measurement input using principal prepayment as proportion of outstanding loan principal at constant rate.",
        "label": "Measurement Input, Constant Prepayment Rate [Member]",
        "terseLabel": "Constant prepayment rate"
       }
      }
     },
     "localname": "MeasurementInputConstantPrepaymentRateMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputDefaultRateMember": {
     "auth_ref": [
      "r470"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Measurement input using likelihood loan will not be repaid as proportion of outstanding loan.",
        "label": "Measurement Input, Default Rate [Member]",
        "terseLabel": "Default rate"
       }
      }
     },
     "localname": "MeasurementInputDefaultRateMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputDiscountRateMember": {
     "auth_ref": [
      "r470"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Measurement input using interest rate to determine present value of future cash flows.",
        "label": "Measurement Input, Discount Rate [Member]",
        "terseLabel": "Discount rate"
       }
      }
     },
     "localname": "MeasurementInputDiscountRateMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputTypeAxis": {
     "auth_ref": [
      "r470"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Axis]",
        "terseLabel": "Measurement Input Type [Axis]"
       }
      }
     },
     "localname": "MeasurementInputTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MeasurementInputTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Domain]",
        "terseLabel": "Measurement Input Type [Domain]"
       }
      }
     },
     "localname": "MeasurementInputTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Net Cash Provided by (Used in) Financing Activities",
        "totalLabel": "Net cash provided by (used in) financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]",
        "terseLabel": "Cash flows from financing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations": {
     "auth_ref": [
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Net Cash Provided by (Used in) Financing Activities, Continuing Operations",
        "totalLabel": "Net cash provided by (used in) financing activities - continuing operations"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Net Cash Provided by (Used in) Investing Activities",
        "totalLabel": "Net cash used in investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]",
        "terseLabel": "Cash flows from investing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations": {
     "auth_ref": [
      "r149"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Net Cash Provided by (Used in) Investing Activities, Continuing Operations",
        "totalLabel": "Net cash used in investing activities - continuing operations"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r149",
      "r152",
      "r155"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Net Cash Provided by (Used in) Operating Activities",
        "totalLabel": "Total cash provided by operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Cash flows from operating activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations": {
     "auth_ref": [
      "r149",
      "r152",
      "r155"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Net Cash Provided by (Used in) Operating Activities, Continuing Operations",
        "totalLabel": "Net cash provided by operating activities - continuing operations"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r112",
      "r115",
      "r123",
      "r155",
      "r183",
      "r540",
      "r568"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": 2.0,
       "parentTag": "splp_NetIncomeLossAvailableToCommonUnitholders",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.",
        "label": "Net Income (Loss) Attributable to Parent",
        "totalLabel": "Net income (loss) attributable to common unitholders"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Basic [Abstract]",
        "terseLabel": "Net Income (Loss) Available to Common Stockholders, Basic [Abstract]"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasicAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Per unit of ownership amount after tax of income (loss) available to limited partnership (LP) unit-holder and units that would have been outstanding assuming the issuance of limited partner units for dilutive potential units outstanding.",
        "label": "Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted",
        "totalLabel": "Net income (loss) attributable to common unitholders (in dollars per share)"
       }
      }
     },
     "localname": "NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Net income (loss) allocated to each outstanding limited partnership and general partnership unit.",
        "label": "Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic, Net of Tax",
        "totalLabel": "Net income (loss) attributable to common unitholders (in dollars per share)"
       }
      }
     },
     "localname": "NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDilutedAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Income (Loss), Per Outstanding Limited Partnership and General Partnership Unit, Basic and Diluted, Net of Tax [Abstract]",
        "terseLabel": "Net income (loss) per common unit - basic"
       }
      }
     },
     "localname": "NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDilutedAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipUnitDilutedAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted [Abstract]",
        "terseLabel": "Net income (loss) per common unit - diluted"
       }
      }
     },
     "localname": "NetIncomeLossPerOutstandingLimitedPartnershipUnitDilutedAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact.",
        "label": "New Accounting Pronouncements, Policy [Policy Text Block]",
        "verboseLabel": "Adoption of New Accounting Standards"
       }
      }
     },
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NonUsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Countries excluding the United States of America (US).",
        "label": "Non-US [Member]",
        "terseLabel": "Foreign"
       }
      }
     },
     "localname": "NonUsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation": {
     "auth_ref": [
      "r364",
      "r438"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of the reduction or elimination during the period of a noncontrolling interest resulting from the parent's loss of control and deconsolidation of the entity in which one or more outside parties had a noncontrolling interest.",
        "label": "Noncontrolling Interest, Decrease from Deconsolidation",
        "terseLabel": "Deconsolidation of API (see Note 3)"
       }
      }
     },
     "localname": "NoncontrollingInterestDecreaseFromDeconsolidation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncontrollingInterestMember": {
     "auth_ref": [
      "r432"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "This element represents that portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent. A noncontrolling interest is sometimes called a minority interest.",
        "label": "Noncontrolling Interest [Member]",
        "verboseLabel": "Noncontrolling Interests in Consolidated Entities"
       }
      }
     },
     "localname": "NoncontrollingInterestMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NondesignatedMember": {
     "auth_ref": [
      "r448"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Derivative instrument not designated as hedging instrument under Generally Accepted Accounting Principles (GAAP).",
        "label": "Not Designated as Hedging Instrument [Member]",
        "terseLabel": "Not Designated as Hedging Instrument"
       }
      }
     },
     "localname": "NondesignatedMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsCommodityContractsDetails",
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NotesAndLoansReceivableGrossCurrent": {
     "auth_ref": [
      "r29",
      "r31",
      "r90",
      "r210"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 1.0,
       "parentTag": "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of financing receivable, classified as current.",
        "label": "Financing Receivable, before Allowance for Credit Loss, Current",
        "terseLabel": "Financing receivable, gross, current"
       }
      }
     },
     "localname": "NotesAndLoansReceivableGrossCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesAndLoansReceivableGrossNoncurrent": {
     "auth_ref": [
      "r209"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": 2.0,
       "parentTag": "splp_NotesAndLoansReceivableIncludingLoansHeldForSaleGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of financing receivable, classified as noncurrent.",
        "label": "Financing Receivable, before Allowance for Credit Loss, Noncurrent",
        "terseLabel": "Financing receivable, gross, non-current"
       }
      }
     },
     "localname": "NotesAndLoansReceivableGrossNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesAndLoansReceivableNetCurrent": {
     "auth_ref": [
      "r29",
      "r31",
      "r57",
      "r209",
      "r210",
      "r530"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable.",
        "label": "Financing Receivable, after Allowance for Credit Loss, Current",
        "totalLabel": "Loans receivable, net, current"
       }
      }
     },
     "localname": "NotesAndLoansReceivableNetCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesAndLoansReceivableNetNoncurrent": {
     "auth_ref": [
      "r59"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of financing receivable, classified as noncurrent.",
        "label": "Financing Receivable, after Allowance for Credit Loss, Noncurrent",
        "terseLabel": "Long-term loans receivable, net",
        "totalLabel": "Loans receivable, net, noncurrent"
       }
      }
     },
     "localname": "NotesAndLoansReceivableNetNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesReceivableNet": {
     "auth_ref": [
      "r59",
      "r209",
      "r266"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, after Allowance for Credit Loss",
        "terseLabel": "Financing Receivable, after Allowance for Credit Loss",
        "totalLabel": "Total Loans",
        "verboseLabel": "Total loans"
       }
      }
     },
     "localname": "NotesReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingExpenses": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.",
        "label": "Operating Expenses",
        "terseLabel": "Operating Expenses"
       }
      }
     },
     "localname": "OperatingExpenses",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilityNoncurrent": {
     "auth_ref": [
      "r492"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.",
        "label": "Operating Lease, Liability, Noncurrent",
        "terseLabel": "Long-term operating lease liabilities"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "auth_ref": [
      "r491"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of lessee's right to use underlying asset under operating lease.",
        "label": "Operating Lease, Right-of-Use Asset",
        "terseLabel": "Operating lease right-of-use assets"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAsset",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]",
        "terseLabel": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherAssetsNoncurrent": {
     "auth_ref": [
      "r74"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of noncurrent assets classified as other.",
        "label": "Other Assets, Noncurrent",
        "terseLabel": "Other non-current assets"
       }
      }
     },
     "localname": "OtherAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherBorrowings": {
     "auth_ref": [
      "r532"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity.",
        "label": "Other Borrowings",
        "terseLabel": "Other borrowings"
       }
      }
     },
     "localname": "OtherBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r433",
      "r434",
      "r439"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.",
        "label": "Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent",
        "terseLabel": "Unrealized gains on derivative financial instruments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r101",
      "r108",
      "r481",
      "r482",
      "r484",
      "r485"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax",
        "terseLabel": "Currency translation adjustments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax": {
     "auth_ref": [
      "r99",
      "r483"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax",
        "terseLabel": "Currency translation adjustments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r113",
      "r116",
      "r118",
      "r355"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments of other comprehensive income (loss).",
        "label": "Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Other comprehensive income (loss)",
        "totalLabel": "Other comprehensive income (loss)"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax [Abstract]",
        "terseLabel": "Other comprehensive income (loss), net of taxes:"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r102",
      "r108",
      "r466"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).",
        "label": "Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax",
        "terseLabel": "Gross unrealized gains on derivative financial instruments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherIntangibleAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Intangible assets classified as other.",
        "label": "Other Intangible Assets [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherIntangibleAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment": {
     "auth_ref": [
      "r67"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Gross amount of inventory owned by the entity but in the hands of a customer, typically a reseller.",
        "label": "Other Inventory, Materials, Supplies and Merchandise under Consignment, Gross",
        "terseLabel": "Merchandise under consignment"
       }
      }
     },
     "localname": "OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherInventoryNetOfReserves": {
     "auth_ref": [
      "r94",
      "r280"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails": {
       "order": 4.0,
       "parentTag": "splp_InventoryBeforeLIFOReserves",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, after of valuation reserves and allowances, of inventory, classified as other, expected to be sold, or consumed within one year or operating cycle, if longer.",
        "label": "Other Inventory, Net of Reserves",
        "terseLabel": "Fine and fabricated precious metal in various stages of completion"
       }
      }
     },
     "localname": "OtherInventoryNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetSummaryofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherInvestmentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Other Investments [Abstract]",
        "terseLabel": "Carried at cost:"
       }
      }
     },
     "localname": "OtherInvestmentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherLiabilitiesCurrent": {
     "auth_ref": [
      "r34",
      "r35",
      "r80"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Current",
        "terseLabel": "Other current liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesNoncurrent": {
     "auth_ref": [
      "r85"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Noncurrent",
        "terseLabel": "Other non-current liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLongTermInvestmentsMember": {
     "auth_ref": [
      "r574"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Long-term investments classified as other.",
        "label": "Other Long-term Investments [Member]",
        "terseLabel": "Long-term investments"
       }
      }
     },
     "localname": "OtherLongTermInvestmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherNoncashIncomeExpense": {
     "auth_ref": [
      "r155"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.",
        "label": "Other Noncash Income (Expense)",
        "negatedTerseLabel": "Other"
       }
      }
     },
     "localname": "OtherNoncashIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNoncurrentAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other noncurrent assets.",
        "label": "Other Noncurrent Assets [Member]",
        "terseLabel": "Other non-current assets"
       }
      }
     },
     "localname": "OtherNoncurrentAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherNoncurrentLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other noncurrent liabilities.",
        "label": "Other Noncurrent Liabilities [Member]",
        "terseLabel": "Other Noncurrent Liabilities"
       }
      }
     },
     "localname": "OtherNoncurrentLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherOperatingIncomeExpenseMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other operating income (expense).",
        "label": "Other Operating Income (Expense) [Member]",
        "terseLabel": "Other income (expense), net"
       }
      }
     },
     "localname": "OtherOperatingIncomeExpenseMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherOperatingIncomeExpenseNet": {
     "auth_ref": [],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.",
        "label": "Other Operating Income (Expense), Net",
        "negatedTerseLabel": "Other income, net"
       }
      }
     },
     "localname": "OtherOperatingIncomeExpenseNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ParentMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Portion of equity, or net assets, in the consolidated entity attributable, directly or indirectly, to the parent. Excludes noncontrolling interests.",
        "label": "Parent [Member]",
        "terseLabel": "Total Partners' Capital"
       }
      }
     },
     "localname": "ParentMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PartnersCapital": {
     "auth_ref": [
      "r186",
      "r187",
      "r363"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of ownership interest of different classes of partners in limited partnership.",
        "label": "Partners' Capital",
        "terseLabel": "Equity",
        "totalLabel": "Total Partners' Capital"
       }
      }
     },
     "localname": "PartnersCapital",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Partners' Capital [Abstract]",
        "terseLabel": "Capital:"
       }
      }
     },
     "localname": "PartnersCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PartnersCapitalAccountRedemptions": {
     "auth_ref": [
      "r363",
      "r366"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners.",
        "label": "Partners' Capital Account, Redemptions",
        "terseLabel": "Redemption payment"
       }
      }
     },
     "localname": "PartnersCapitalAccountRedemptions",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalAccountTreasuryUnitsPurchases": {
     "auth_ref": [
      "r185"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Value of units that were previously issued and have been repurchased during the year.",
        "label": "Partners' Capital Account, Treasury Units, Purchased",
        "terseLabel": "Units issued in acquisition of WFHC noncontrolling interests"
       }
      }
     },
     "localname": "PartnersCapitalAccountTreasuryUnitsPurchases",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalAccountUnitBasedCompensation": {
     "auth_ref": [
      "r363",
      "r366"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in partners' capital account for unit-based payment arrangement issued by partnership. Partner includes, but is not limited to, general, limited and preferred partners.",
        "label": "Partners' Capital Account, Unit-based Payment Arrangement, Amount",
        "terseLabel": "Equity compensation - restricted units"
       }
      }
     },
     "localname": "PartnersCapitalAccountUnitBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalAccountUnitsRedeemed": {
     "auth_ref": [
      "r363",
      "r366"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The number of units redeemed during the year of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.",
        "label": "Partners' Capital Account, Units, Redeemed",
        "terseLabel": "Units redeemed (in shares)"
       }
      }
     },
     "localname": "PartnersCapitalAccountUnitsRedeemed",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PartnersCapitalAccountUnitsTreasury": {
     "auth_ref": [
      "r365"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Units that were previously issued and have been repurchased during the year.",
        "label": "Partners' Capital Account, Units, Treasury Units Purchased",
        "terseLabel": "Units issued in the acquisition of WFHC noncontrolling interests (in shares)"
       }
      }
     },
     "localname": "PartnersCapitalAccountUnitsTreasury",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PartnersCapitalAccountUnitsUnitbasedCompensation": {
     "auth_ref": [
      "r188",
      "r363"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of units issued for unit-based payment arrangement issued by partnership. Partner includes, but is not limited to, general, limited and preferred partners.",
        "label": "Partners' Capital Account, Unit-based Payment Arrangement, Number of Units",
        "terseLabel": "Equity compensation - restricted units (in shares)"
       }
      }
     },
     "localname": "PartnersCapitalAccountUnitsUnitbasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PartnersCapitalAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r60",
      "r186",
      "r363",
      "r367",
      "r527",
      "r561"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Total of all Partners' Capital (deficit) items which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest).",
        "label": "Partners' Capital Attributable to Noncontrolling Interest",
        "terseLabel": "Noncontrolling interests in consolidated entities"
       }
      }
     },
     "localname": "PartnersCapitalAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r188",
      "r363"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of partners' capital (deficit), including portions attributable to both the parent and noncontrolling interests. Excludes temporary equity and is sometimes called permanent equity.",
        "label": "Partners' Capital, Including Portion Attributable to Noncontrolling Interest",
        "periodEndLabel": "Balance at end of year",
        "periodStartLabel": "Balance at beginning of year",
        "totalLabel": "Total Capital"
       }
      }
     },
     "localname": "PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PartnersCapitalOther": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of increase (decrease) in partners' capital classified as other.",
        "label": "Partners' Capital, Other",
        "terseLabel": "Other, net"
       }
      }
     },
     "localname": "PartnersCapitalOther",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PassMember": {
     "auth_ref": [
      "r226",
      "r267"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A category of financing receivables not considered to be special mention, substandard, doubtful, and loss receivables.",
        "label": "Pass [Member]",
        "terseLabel": "Pass"
       }
      }
     },
     "localname": "PassMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PastDueFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r232",
      "r233",
      "r262",
      "r272"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of aging analysis for financing receivable.",
        "label": "Financing Receivable, Past Due [Table Text Block]",
        "terseLabel": "Financing Receivable, Past Due"
       }
      }
     },
     "localname": "PastDueFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PaymentsForDerivativeInstrumentInvestingActivities": {
     "auth_ref": [
      "r139"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow for derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments.",
        "label": "Payments for Derivative Instrument, Investing Activities",
        "negatedTerseLabel": "Settlement of short positions, net"
       }
      }
     },
     "localname": "PaymentsForDerivativeInstrumentInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForProceedsFromLoansAndLeases": {
     "auth_ref": [
      "r174"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The net cash outflow or inflow for the increase (decrease) in the beginning and end of period of loan and lease balances which are not originated or purchased specifically for resale. Includes cash payments and proceeds associated with (a) loans held-for-investment, (b) leases held-for-investment, and (c) both.",
        "label": "Payments for (Proceeds from) Loans and Leases",
        "negatedTerseLabel": "Loan originations, net of collections"
       }
      }
     },
     "localname": "PaymentsForProceedsFromLoansAndLeases",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "auth_ref": [
      "r141"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.",
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Redemption of SPLP preferred units"
       }
      }
     },
     "localname": "PaymentsOfDividendsCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfFinancingCosts": {
     "auth_ref": [
      "r143"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow for loan and debt issuance costs.",
        "label": "Payments of Financing Costs",
        "negatedLabel": "Deferred finance charges"
       }
      }
     },
     "localname": "PaymentsOfFinancingCosts",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesGross": {
     "auth_ref": [
      "r137",
      "r429"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.",
        "label": "Payments to Acquire Businesses, Gross",
        "terseLabel": "Cash consideration"
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesGross",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired": {
     "auth_ref": [
      "r137"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.",
        "label": "Payments to Acquire Businesses, Net of Cash Acquired",
        "negatedTerseLabel": "Acquisitions, net of cash acquired"
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesNetOfCashAcquired",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireInvestments": {
     "auth_ref": [
      "r139"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow associated with the purchase of all investments (debt, security, other) during the period.",
        "label": "Payments to Acquire Investments",
        "negatedTerseLabel": "Purchases of investments"
       }
      }
     },
     "localname": "PaymentsToAcquireInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireMarketableSecurities": {
     "auth_ref": [
      "r236"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash outflow for purchase of marketable security.",
        "label": "Payments to Acquire Marketable Securities",
        "terseLabel": "Stock acquired"
       }
      }
     },
     "localname": "PaymentsToAcquireMarketableSecurities",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "auth_ref": [
      "r138"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.",
        "label": "Payments to Acquire Property, Plant, and Equipment",
        "negatedTerseLabel": "Purchases of property, plant and equipment"
       }
      }
     },
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToPurchaseLoansHeldForSale": {
     "auth_ref": [
      "r148"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate cash outflow used to purchase all loans that are held with the intention to resell in the near future.",
        "label": "Payments to Purchase Loans Held-for-sale",
        "terseLabel": "Increase in loans held for sale"
       }
      }
     },
     "localname": "PaymentsToPurchaseLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock": {
     "auth_ref": [
      "r406"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for pension and other postretirement benefits.",
        "label": "Pension and Other Postretirement Benefits Disclosure [Text Block]",
        "terseLabel": "Pension and Other Post-Retirement Benefits"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefits"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PensionPlansDefinedBenefitMember": {
     "auth_ref": [
      "r380",
      "r395",
      "r396",
      "r405"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Plan designed to provide participant with pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes other postretirement benefits.",
        "label": "Pension Plan [Member]",
        "terseLabel": "Pension Plans, Defined Benefit"
       }
      }
     },
     "localname": "PensionPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PlanNameAxis": {
     "auth_ref": [
      "r408",
      "r414"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by plan name for share-based payment arrangement.",
        "label": "Plan Name [Axis]",
        "terseLabel": "Plan Name [Axis]"
       }
      }
     },
     "localname": "PlanNameAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PlanNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Plan name for share-based payment arrangement.",
        "label": "Plan Name [Domain]",
        "terseLabel": "Plan Name [Domain]"
       }
      }
     },
     "localname": "PlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PreferredStockLiquidationPreference": {
     "auth_ref": [
      "r55",
      "r162",
      "r167",
      "r356",
      "r357"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.",
        "label": "Preferred Stock, Liquidation Preference Per Share",
        "terseLabel": "Preferred Stock, Liquidation Preference Per Share"
       }
      }
     },
     "localname": "PreferredStockLiquidationPreference",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Preferred shares may provide a preferential dividend to the dividend on common stock and may take precedence over common stock in the event of a liquidation. Preferred shares typically represent an ownership interest in the company.",
        "label": "Preferred Stock [Member]",
        "terseLabel": "Preferred stock"
       }
      }
     },
     "localname": "PreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PreferredUnitsOutstanding": {
     "auth_ref": [
      "r186",
      "r366"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The number of preferred units outstanding.",
        "label": "Preferred Units, Outstanding",
        "terseLabel": "Preferred units outstanding"
       }
      }
     },
     "localname": "PreferredUnitsOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": {
     "auth_ref": [
      "r32",
      "r70",
      "r71"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.",
        "label": "Prepaid Expense and Other Assets, Current",
        "terseLabel": "Prepaid expenses and other current assets"
       }
      }
     },
     "localname": "PrepaidExpenseAndOtherAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing prepaid expenses and other current assets.",
        "label": "Prepaid Expenses and Other Current Assets [Member]",
        "terseLabel": "Prepaid expenses and other current assets"
       }
      }
     },
     "localname": "PrepaidExpensesAndOtherCurrentAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsBalanceSheetLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ProceedsFromOtherDebt": {
     "auth_ref": [
      "r140"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash inflow from debt classified as other.",
        "label": "Proceeds from Other Debt",
        "terseLabel": "Net increase in other borrowings"
       }
      }
     },
     "localname": "ProceedsFromOtherDebt",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period.",
        "label": "Proceeds from Sale, Maturity and Collection of Investments",
        "terseLabel": "Proceeds from sales of investments"
       }
      }
     },
     "localname": "ProceedsFromSaleMaturityAndCollectionsOfInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfLoansHeldForSale": {
     "auth_ref": [
      "r144",
      "r148"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.",
        "label": "Proceeds from Sale of Loans Held-for-sale",
        "terseLabel": "Proceeds from loans held for sale"
       }
      }
     },
     "localname": "ProceedsFromSaleOfLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfProductiveAssets": {
     "auth_ref": [
      "r135"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.",
        "label": "Proceeds from Sale of Productive Assets",
        "terseLabel": "Proceeds from sales of assets"
       }
      }
     },
     "localname": "ProceedsFromSaleOfProductiveAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfShortTermInvestments": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.",
        "label": "Proceeds from Sale of Short-term Investments",
        "terseLabel": "Proceeds from maturities of investments"
       }
      }
     },
     "localname": "ProceedsFromSaleOfShortTermInvestments",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfitLoss": {
     "auth_ref": [
      "r112",
      "r115",
      "r147",
      "r198",
      "r204",
      "r433",
      "r436",
      "r437",
      "r442",
      "r443"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.",
        "label": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest",
        "netLabel": "Net income (loss)",
        "terseLabel": "Net loss",
        "totalLabel": "Net (loss) income",
        "verboseLabel": "Net income (loss)"
       }
      }
     },
     "localname": "ProfitLoss",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofComprehensiveIncomeLossunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r43",
      "r44",
      "r309",
      "r563"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.",
        "label": "Property, Plant and Equipment, Net",
        "terseLabel": "Property, plant and equipment, net"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForLoanAndLeaseLosses": {
     "auth_ref": [
      "r153",
      "r213",
      "r541"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of expense related to estimated loss from loan and lease transactions.",
        "label": "Provision for Loan and Lease Losses",
        "terseLabel": "(Benefit from) provision for loan losses",
        "verboseLabel": "Provision for loan losses"
       }
      }
     },
     "localname": "ProvisionForLoanAndLeaseLosses",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForLoanLossesExpensed": {
     "auth_ref": [
      "r257",
      "r529",
      "r537"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of credit loss expense (reversal of expense) for financing receivable.",
        "label": "Financing Receivable, Credit Loss, Expense (Reversal)",
        "terseLabel": "Provision"
       }
      }
     },
     "localname": "ProvisionForLoanLossesExpensed",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesInventoryAxis": {
     "auth_ref": [
      "r67"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of inventory held.",
        "label": "Inventory [Axis]",
        "terseLabel": "Inventory [Axis]"
       }
      }
     },
     "localname": "PublicUtilitiesInventoryAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilitiesInventoryTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tangible personal property that is held for sale in the ordinary course of business, in process of production for such sale or is to be currently consumed in the production of goods or services to be available for sale.",
        "label": "Inventory [Domain]",
        "terseLabel": "Inventory [Domain]"
       }
      }
     },
     "localname": "PublicUtilitiesInventoryTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReceivablesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Receivables [Abstract]",
        "terseLabel": "Receivables [Abstract]"
       }
      }
     },
     "localname": "ReceivablesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyDomain": {
     "auth_ref": [
      "r500"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Related parties include affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests.",
        "label": "Related Party [Domain]",
        "terseLabel": "Related Party [Domain]"
       }
      }
     },
     "localname": "RelatedPartyDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RelatedPartyTransactionAxis": {
     "auth_ref": [
      "r394",
      "r495",
      "r496"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of related party transaction.",
        "label": "Related Party Transaction [Axis]",
        "terseLabel": "Related Party Transaction [Axis]"
       }
      }
     },
     "localname": "RelatedPartyTransactionAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Transaction between related party.",
        "label": "Related Party Transaction [Domain]",
        "terseLabel": "Related Party Transaction [Domain]"
       }
      }
     },
     "localname": "RelatedPartyTransactionDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty": {
     "auth_ref": [
      "r493"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.",
        "label": "Related Party Transaction, Expenses from Transactions with Related Party",
        "terseLabel": "Services fees and reimbursable expenses",
        "verboseLabel": "Expenses"
       }
      }
     },
     "localname": "RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Related Party Transaction [Line Items]",
        "terseLabel": "Related Party Transaction [Line Items]"
       }
      }
     },
     "localname": "RelatedPartyTransactionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Related Party Transactions [Abstract]",
        "terseLabel": "Related Party Transactions [Abstract]"
       }
      }
     },
     "localname": "RelatedPartyTransactionsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsByRelatedPartyAxis": {
     "auth_ref": [
      "r394",
      "r495",
      "r496",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r519",
      "r520",
      "r521"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of related party. Related parties include, but not limited to, affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests.",
        "label": "Related Party [Axis]",
        "terseLabel": "Related Party [Axis]"
       }
      }
     },
     "localname": "RelatedPartyTransactionsByRelatedPartyAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": {
     "auth_ref": [
      "r500"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.",
        "label": "Related Party Transactions Disclosure [Text Block]",
        "terseLabel": "Related Party Transactions"
       }
      }
     },
     "localname": "RelatedPartyTransactionsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactions"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RepaymentsOfLinesOfCredit": {
     "auth_ref": [
      "r142",
      "r170"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.",
        "label": "Repayments of Lines of Credit",
        "negatedTerseLabel": "Net revolver borrowings"
       }
      }
     },
     "localname": "RepaymentsOfLinesOfCredit",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RepaymentsOfLongTermDebt": {
     "auth_ref": [
      "r142"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.",
        "label": "Repayments of Long-term Debt",
        "negatedTerseLabel": "Net repayments of term loans"
       }
      }
     },
     "localname": "RepaymentsOfLongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedStockUnitsRSUMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met.",
        "label": "Restricted Stock Units (RSUs) [Member]",
        "terseLabel": "Restricted Stock Units (RSUs)"
       }
      }
     },
     "localname": "RestrictedStockUnitsRSUMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetirementPlanTypeAxis": {
     "auth_ref": [
      "r380",
      "r381",
      "r395",
      "r396",
      "r405"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Axis]",
        "terseLabel": "Retirement Plan Type [Axis]"
       }
      }
     },
     "localname": "RetirementPlanTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanTypeDomain": {
     "auth_ref": [
      "r380",
      "r381",
      "r395",
      "r396",
      "r405"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Domain]",
        "terseLabel": "Retirement Plan Type [Domain]"
       }
      }
     },
     "localname": "RetirementPlanTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsComponentsofPensionExpenseandOtherPostretirementBenefitExpenseDetails",
      "http://www.steelpartners.com/role/PensionandOtherPostRetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Revenue from Contract with Customer [Abstract]",
        "terseLabel": "Revenue from Contract with Customer [Abstract]"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": {
     "auth_ref": [
      "r373",
      "r374"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.",
        "label": "Revenue from Contract with Customer, Excluding Assessed Tax",
        "terseLabel": "Total revenue"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerExcludingAssessedTax",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
      "http://www.steelpartners.com/role/RevenuesDisaggregationofRevenueDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerPolicyTextBlock": {
     "auth_ref": [
      "r161",
      "r379"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Disclosure of accounting policy for revenue from contract with customer.",
        "label": "Revenue from Contract with Customer [Policy Text Block]",
        "terseLabel": "Disaggregation of Revenues"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerTextBlock": {
     "auth_ref": [
      "r379"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.",
        "label": "Revenue from Contract with Customer [Text Block]",
        "terseLabel": "Revenues"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/Revenues"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Revenues": {
     "auth_ref": [
      "r120",
      "r192",
      "r193",
      "r202"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).",
        "label": "Revenues",
        "terseLabel": "Revenue:"
       }
      }
     },
     "localname": "Revenues",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenuesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Revenues [Abstract]",
        "terseLabel": "Revenue:"
       }
      }
     },
     "localname": "RevenuesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevolvingCreditFacilityMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount.",
        "label": "Revolving Credit Facility [Member]",
        "terseLabel": "Revolving Credit Facility"
       }
      }
     },
     "localname": "RevolvingCreditFacilityMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails",
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RiskBasedRatiosAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Risk Based Ratios [Abstract]",
        "terseLabel": "Risk Based Ratios (as a percent)"
       }
      }
     },
     "localname": "RiskBasedRatiosAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SalesMember": {
     "auth_ref": [
      "r458"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing revenue from sale of goods and services rendered in the normal course of business.",
        "label": "Sales [Member]",
        "terseLabel": "Financial services revenue"
       }
      }
     },
     "localname": "SalesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsIncomeStatementLocationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable": {
     "auth_ref": [
      "r91"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule itemizing specific types of trade accounts and notes receivable, and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]",
        "terseLabel": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]",
        "verboseLabel": "Schedule of Accounts, Notes, Loans, and Financing Receivable [Table]"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleAllowanceforLoanandLeaseLossesandOutstandingLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleChangesinAllowanceforLoanandLeaseLossesDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleImpairedLoansDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails",
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSalePastDueLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r91"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]",
        "terseLabel": "Trade and Other Receivables"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r110"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the components of accumulated other comprehensive income (loss).",
        "label": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]",
        "terseLabel": "Accumulated Other Comprehensive Income"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable": {
     "auth_ref": [
      "r182"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule for securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by Antidilutive Securities.",
        "label": "Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]",
        "terseLabel": "Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]"
       }
      }
     },
     "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Securities, Available-for-sale [Line Items]",
        "terseLabel": "Debt Securities, Available-for-sale [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable": {
     "auth_ref": [
      "r421",
      "r422"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule reflecting each material business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities.",
        "label": "Schedule of Business Acquisitions, by Acquisition [Table]",
        "terseLabel": "Schedule of Business Acquisitions, by Acquisition [Table]"
       }
      }
     },
     "localname": "ScheduleOfBusinessAcquisitionsByAcquisitionTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of supplemental cash flow information for the periods presented.",
        "label": "Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]",
        "terseLabel": "Schedule of Cash Flow, Supplemental Disclosures"
       }
      }
     },
     "localname": "ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SupplementalCashFlowInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable": {
     "auth_ref": [
      "r550",
      "r552",
      "r553",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A table disclosing the capital amounts and ratios as of the balance sheet date indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.",
        "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]",
        "terseLabel": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]"
       }
      }
     },
     "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": {
     "auth_ref": [
      "r550",
      "r552",
      "r553",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.",
        "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]",
        "terseLabel": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations"
       }
      }
     },
     "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDebtTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.",
        "label": "Schedule of Debt [Table Text Block]",
        "terseLabel": "Schedule of Long-term and Short-term Debt"
       }
      }
     },
     "localname": "ScheduleOfDebtTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock": {
     "auth_ref": [
      "r451",
      "r456",
      "r460"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.",
        "label": "Derivative Instruments, Gain (Loss) [Table Text Block]",
        "terseLabel": "Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance"
       }
      }
     },
     "localname": "ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock": {
     "auth_ref": [
      "r455"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.",
        "label": "Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]",
        "terseLabel": "Schedule of Derivative Instruments in Statement of Financial Position, Fair Value"
       }
      }
     },
     "localname": "ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock": {
     "auth_ref": [
      "r1",
      "r9",
      "r10",
      "r11",
      "r12",
      "r13",
      "r14",
      "r19",
      "r22",
      "r23",
      "r24",
      "r314",
      "r315"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of information related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations [Table Text Block]",
        "terseLabel": "Summary of Discontinued Operations"
       }
      }
     },
     "localname": "ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DiscontinuedOperationsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "auth_ref": [
      "r183"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.",
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Schedule of Earnings Per Share, Basic and Diluted"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Schedule of Equity Method Investments [Line Items]",
        "terseLabel": "Schedule of Equity Method Investments [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsTable": {
     "auth_ref": [
      "r253"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Summarization of information required and determined to be disclosed concerning equity method investments in common stock. The summarized information includes: (a) the name of each investee or group of investees for which combined disclosure is appropriate, (2) the percentage ownership of common stock, (3) the difference, if any, between the carrying amount of an investment and the value of the underlying equity in the net assets and the accounting treatment of difference, if any, and (4) the aggregate value of each identified investment based on its quoted market price, if available.",
        "label": "Schedule of Equity Method Investments [Table]",
        "terseLabel": "Schedule of Equity Method Investments [Table]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsAdditionalDisclosuresRelatedtoAssociatedCompanyFinancialStatementsDetails",
      "http://www.steelpartners.com/role/InvestmentsOtherInvestmentsRelatedPartyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable": {
     "auth_ref": [
      "r178",
      "r179",
      "r180"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of prior period adjustments to correct an error in previously issued financial statements. The disclosure may include, but is not limited to: (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustment (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. This table can be used to disclose the amounts as previously reported and the effect of the correction or other adjustment on per line item or per share amount basis. This table uses as its line items financial statement line items that are affected by prior period adjustments.",
        "label": "Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]",
        "terseLabel": "Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]"
       }
      }
     },
     "localname": "ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock": {
     "auth_ref": [
      "r296",
      "r299"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.",
        "label": "Schedule of Finite-Lived Intangible Assets [Table Text Block]",
        "terseLabel": "Summary of Intangible Assets"
       }
      }
     },
     "localname": "ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfGoodwillTable": {
     "auth_ref": [
      "r291",
      "r293"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of goodwill and the changes during the year due to acquisition, sale, impairment or for other reasons.",
        "label": "Schedule of Goodwill [Table]",
        "terseLabel": "Schedule of Goodwill [Table]"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfGoodwillTextBlock": {
     "auth_ref": [
      "r291",
      "r293"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.",
        "label": "Schedule of Goodwill [Table Text Block]",
        "terseLabel": "Reconciliation of the change in the carrying value of goodwill"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfInventoryCurrentTableTextBlock": {
     "auth_ref": [
      "r36",
      "r67",
      "r68",
      "r69"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.",
        "label": "Schedule of Inventory, Current [Table Text Block]",
        "terseLabel": "Schedule of Inventory, Current"
       }
      }
     },
     "localname": "ScheduleOfInventoryCurrentTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock": {
     "auth_ref": [
      "r346"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented.",
        "label": "Schedule of Maturities of Long-term Debt [Table Text Block]",
        "terseLabel": "Schedule of Maturities of Long-term Debt"
       }
      }
     },
     "localname": "ScheduleOfMaturitiesOfLongTermDebtTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfNetBenefitCostsTableTextBlock": {
     "auth_ref": [
      "r389"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.",
        "label": "Schedule of Net Benefit Costs [Table Text Block]",
        "terseLabel": "Schedule of Net Benefit Costs"
       }
      }
     },
     "localname": "ScheduleOfNetBenefitCostsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/PensionBenefitPlansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock": {
     "auth_ref": [
      "r445"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the notional amounts of outstanding derivative positions.",
        "label": "Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]",
        "terseLabel": "Schedule of Outstanding Forward or Future Contracts with Settlement Dates"
       }
      }
     },
     "localname": "ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FinancialInstrumentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable": {
     "auth_ref": [
      "r165",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule of quantitative and qualitative information pertaining to related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.",
        "label": "Schedule of Related Party Transactions, by Related Party [Table]",
        "terseLabel": "Schedule of Related Party Transactions, by Related Party [Table]"
       }
      }
     },
     "localname": "ScheduleOfRelatedPartyTransactionsByRelatedPartyTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RelatedPartyTransactionsCorporateServicesDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsIncentiveAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsManagementAgreementDetails",
      "http://www.steelpartners.com/role/RelatedPartyTransactionsOtherDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "auth_ref": [
      "r191",
      "r198",
      "r200",
      "r201",
      "r291"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A table disclosing the profit or loss and total assets for each reportable segment of the entity. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment [Table]"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "auth_ref": [
      "r191",
      "r198",
      "r200",
      "r201",
      "r291"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table Text Block]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfStockByClassTable": {
     "auth_ref": [
      "r87",
      "r168",
      "r352",
      "r353",
      "r354",
      "r356",
      "r357",
      "r358",
      "r360",
      "r361",
      "r362",
      "r363"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule detailing information related to equity by class of stock. Class of stock includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. It also includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity.",
        "label": "Schedule of Stock by Class [Table]",
        "terseLabel": "Schedule of Stock by Class [Table]"
       }
      }
     },
     "localname": "ScheduleOfStockByClassTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock": {
     "auth_ref": [
      "r299"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.",
        "label": "Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]",
        "terseLabel": "Schedule of Finite-Lived Intangible Assets, Future Amortization Expense"
       }
      }
     },
     "localname": "ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SecuritiesAssetsMember": {
     "auth_ref": [
      "r248"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A share, participation, or other interest in property or in an enterprise of the issuer or an obligation of the issuer that (a) either is represented by an instrument issued in bearer or registered form or, if not represented by an instrument, is registered in books maintained to record transfers by or on behalf of the issuer, (b) is of a type commonly dealt in on securities exchanges or markets or, when represented by an instrument, is commonly recognized in any area in which it is issued or dealt in as a medium for investment, and (c) either is one of a class or series or by its terms is divisible into a class or series of shares, participations, interest, or obligations.",
        "label": "Securities (Assets) [Member]",
        "terseLabel": "Securities (Assets)"
       }
      }
     },
     "localname": "SecuritiesAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Segments [Domain]",
        "terseLabel": "Segment [Domain]"
       }
      }
     },
     "localname": "SegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentReportingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Segment Reporting [Abstract]",
        "terseLabel": "Segment Reporting [Abstract]"
       }
      }
     },
     "localname": "SegmentReportingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "auth_ref": [
      "r207"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.",
        "label": "Segment Reporting Disclosure [Text Block]",
        "terseLabel": "Segment Information"
       }
      }
     },
     "localname": "SegmentReportingDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting Information [Line Items]",
        "terseLabel": "Segment Reporting Information [Line Items]"
       }
      }
     },
     "localname": "SegmentReportingInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SellingGeneralAndAdministrativeExpense": {
     "auth_ref": [
      "r132",
      "r278"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.",
        "label": "Selling, General and Administrative Expense",
        "terseLabel": "Selling, general and administrative expenses",
        "verboseLabel": "Increase to selling, general and administrative expenses"
       }
      }
     },
     "localname": "SellingGeneralAndAdministrativeExpense",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NatureoftheBusinessandBasisofPresentationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SellingGeneralAndAdministrativeExpensesMember": {
     "auth_ref": [
      "r133"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Primary financial statement caption encompassing selling, general and administrative expense.",
        "label": "Selling, General and Administrative Expenses [Member]",
        "terseLabel": "Selling, General and Administrative Expenses"
       }
      }
     },
     "localname": "SellingGeneralAndAdministrativeExpensesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SeniorNotesMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Bond that takes priority over other debt securities sold by the issuer. In the event the issuer goes bankrupt, senior debt holders receive priority for (must receive) repayment prior to (relative to) junior and unsecured (general) creditors.",
        "label": "Senior Notes [Member]",
        "terseLabel": "Senior Notes"
       }
      }
     },
     "localname": "SeniorNotesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ServicingAsset": {
     "auth_ref": [
      "r507"
     ],
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.",
        "label": "Servicing Asset",
        "terseLabel": "Servicing asset"
       }
      }
     },
     "localname": "ServicingAsset",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensation": {
     "auth_ref": [
      "r153"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Noncash Expense",
        "terseLabel": "Equity-based compensation"
       }
      }
     },
     "localname": "ShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": {
     "auth_ref": [
      "r409"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period",
        "terseLabel": "Vesting period"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "auth_ref": [
      "r412"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "RSUs granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of additional shares authorized for issuance under share-based payment arrangement.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized",
        "terseLabel": "Additional shares authorized (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
     "auth_ref": [
      "r410"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of shares authorized for issuance under share-based payment arrangement.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized",
        "terseLabel": "Shares authorized"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Gross number of share options (or share units) granted during the period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross",
        "terseLabel": "Shares granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "auth_ref": [
      "r407",
      "r411"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Award under share-based payment arrangement.",
        "label": "Award Type [Domain]",
        "terseLabel": "Equity Award [Domain]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsAmountCurrent": {
     "auth_ref": [
      "r351"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount that is required to be paid, determined under the conditions specified in the contract, if as of the reporting date, the holder of the share has exercised the right to or the shares are mandatorily redeemable within one year of the reporting date or operating cycle, if longer.",
        "label": "Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Current",
        "terseLabel": "Current portion of preferred unit liability"
       }
      }
     },
     "localname": "SharesSubjectToMandatoryRedemptionSettlementTermsAmountCurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent": {
     "auth_ref": [
      "r351"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount that is required to be paid, determined under the conditions specified in the contract, if as of the reporting date, the holder of the share has exercised the right to or the shares are mandatorily redeemable after one year from the reporting date or operating cycle, if longer.",
        "label": "Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Share Value, Amount, Noncurrent",
        "terseLabel": "Preferred unit liability"
       }
      }
     },
     "localname": "SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShortTermBorrowings": {
     "auth_ref": [
      "r48",
      "r525",
      "r559"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DebtLongtermAndShorttermCombinedAmount",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
        "label": "Short-term Debt",
        "terseLabel": "Short-term debt"
       }
      }
     },
     "localname": "ShortTermBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedBalanceSheetsunaudited",
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShortTermDebtTypeAxis": {
     "auth_ref": [
      "r77"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of short-term debt arrangement.",
        "label": "Short-term Debt, Type [Axis]",
        "terseLabel": "Short-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "ShortTermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeDomain": {
     "auth_ref": [
      "r75"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Type of short-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing.",
        "label": "Short-term Debt, Type [Domain]",
        "terseLabel": "Short-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "ShortTermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtLongtermandShorttermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SpecialMentionMember": {
     "auth_ref": [
      "r226",
      "r267"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A category of financing receivables considered to have potential weaknesses that deserve management's close attention. If left uncorrected, those potential weaknesses may result in a deterioration of the repayment prospects for the asset or of the creditor's position at some future date.",
        "label": "Special Mention [Member]",
        "terseLabel": "Special Mention"
       }
      }
     },
     "localname": "SpecialMentionMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StandbyLettersOfCreditMember": {
     "auth_ref": [
      "r340",
      "r345",
      "r431",
      "r575"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.",
        "label": "Standby Letters of Credit [Member]",
        "terseLabel": "Standby Letters of Credit"
       }
      }
     },
     "localname": "StandbyLettersOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "auth_ref": [
      "r8",
      "r198",
      "r291",
      "r313",
      "r323",
      "r324",
      "r570"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by business segments.",
        "label": "Segments [Axis]",
        "terseLabel": "Business Segments [Axis]"
       }
      }
     },
     "localname": "StatementBusinessSegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetReconciliationDetails",
      "http://www.steelpartners.com/role/SegmentInformationScheduleofSegmentInformationDetails",
      "http://www.steelpartners.com/role/SegmentInformationSegmentDescriptionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementClassOfStockAxis": {
     "auth_ref": [
      "r54",
      "r55",
      "r56",
      "r355"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by the different classes of stock of the entity.",
        "label": "Class of Stock [Axis]",
        "terseLabel": "Class of Stock [Axis]"
       }
      }
     },
     "localname": "StatementClassOfStockAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails",
      "http://www.steelpartners.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r89",
      "r355"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossAccumulatedOtherComprehensiveIncomeDetails",
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Statement [Line Items]",
        "terseLabel": "Statement [Line Items]"
       }
      }
     },
     "localname": "StatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]",
        "terseLabel": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statement of Financial Position [Abstract]",
        "terseLabel": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]",
        "terseLabel": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfPartnersCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Statement of Partners' Capital [Abstract]",
        "terseLabel": "Statement of Partners' Capital [Abstract]"
       }
      }
     },
     "localname": "StatementOfPartnersCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.",
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]"
       }
      }
     },
     "localname": "StatementTable",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockRepurchaseProgramAuthorizedAmount1": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Amount of stock repurchase plan authorized.",
        "label": "Stock Repurchase Program, Authorized Amount",
        "terseLabel": "Authorized amount"
       }
      }
     },
     "localname": "StockRepurchaseProgramAuthorizedAmount1",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLossNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchasedDuringPeriodShares": {
     "auth_ref": [
      "r55",
      "r56",
      "r355",
      "r363"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "label": "Stock Repurchased During Period, Shares",
        "negatedTerseLabel": "Purchases of SPLP common units (in shares)"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodShares",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockholdersEquityNoteAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Stockholders' Equity Note [Abstract]",
        "terseLabel": "Stockholders' Equity Note [Abstract]"
       }
      }
     },
     "localname": "StockholdersEquityNoteAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "auth_ref": [
      "r369"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.",
        "label": "Stockholders' Equity Note Disclosure [Text Block]",
        "verboseLabel": "Capital and Accumulated Other Comprehensive Loss"
       }
      }
     },
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CapitalandAccumulatedOtherComprehensiveLoss"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubstandardMember": {
     "auth_ref": [
      "r226",
      "r267"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "A category of financing receivables that are inadequately protected by the current sound worth and paying capacity of the obligor or of the collateral pledged, if any. Loans so classified have a well-defined weakness or weaknesses that jeopardize the liquidation of the debt. They are characterized by the distinct possibility that the creditor will sustain some loss if the deficiencies are not corrected.",
        "label": "Substandard [Member]",
        "terseLabel": "Sub- standard"
       }
      }
     },
     "localname": "SubstandardMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleOutstandingLoansAccruingandNonaccruingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SupplementalCashFlowElementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Supplemental Cash Flow Elements [Abstract]",
        "terseLabel": "Supplemental Cash Flow Elements [Abstract]"
       }
      }
     },
     "localname": "SupplementalCashFlowElementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TangibleAssetImpairmentCharges": {
     "auth_ref": [
      "r7",
      "r310"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations",
       "weight": 1.0
      },
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.",
        "label": "Tangible Asset Impairment Charges",
        "terseLabel": "Asset impairment charges"
       }
      }
     },
     "localname": "TangibleAssetImpairmentCharges",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofCashFlowsunaudited",
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapital": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.",
        "label": "Tier One Leverage Capital",
        "terseLabel": "Actual"
       }
      }
     },
     "localname": "TierOneLeverageCapital",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Tier One Leverage Capital [Abstract]",
        "terseLabel": "Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.",
        "label": "Tier One Leverage Capital Required for Capital Adequacy",
        "terseLabel": "For capital adequacy purposes"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets": {
     "auth_ref": [
      "r550",
      "r552",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.",
        "label": "Tier One Leverage Capital Required for Capital Adequacy to Average Assets",
        "terseLabel": "Tier 1 Capital (to average assets) For capital adequacy purposes"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r550"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.",
        "label": "Tier One Leverage Capital Required to be Well Capitalized",
        "terseLabel": "To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.",
        "label": "Tier One Leverage Capital Required to be Well Capitalized to Average Assets",
        "terseLabel": "Tier 1 Capital (to average assets) To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TierOneLeverageCapitalToAverageAssets": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier 1 Leverage Capital divided by average assets as defined in the regulations.",
        "label": "Tier One Leverage Capital to Average Assets",
        "terseLabel": "Tier 1 Capital (to average assets) Actual"
       }
      }
     },
     "localname": "TierOneLeverageCapitalToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TierOneRiskBasedCapital": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier 1 Risk Based Capital as defined in the regulations.",
        "label": "Tier One Risk Based Capital",
        "terseLabel": "Actual"
       }
      }
     },
     "localname": "TierOneRiskBasedCapital",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Tier One Risk Based Capital [Abstract]",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.",
        "label": "Tier One Risk Based Capital Required for Capital Adequacy",
        "terseLabel": "For capital adequacy purposes"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r550",
      "r552",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.",
        "label": "Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets) For adequacy purposes"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r550"
     ],
     "crdr": "credit",
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.",
        "label": "Tier One Risk Based Capital Required to be Well Capitalized",
        "terseLabel": "To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as \"well capitalized\" under the regulatory framework for prompt corrective action.",
        "label": "Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets) To be well capitalized under prompt corrective provisions"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r550",
      "r555"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tier 1 capital divided by risk weighted assets as defined by regulations.",
        "label": "Tier One Risk Based Capital to Risk Weighted Assets",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets) Actual"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/RegulatoryMattersDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_TradeNamesMember": {
     "auth_ref": [
      "r425"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Rights acquired through registration of a business name to gain or protect exclusive use thereof.",
        "label": "Trade Names [Member]",
        "terseLabel": "Trade Names"
       }
      }
     },
     "localname": "TradeNamesMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TrademarksMember": {
     "auth_ref": [
      "r425"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style.",
        "label": "Trademarks [Member]",
        "terseLabel": "Trademarks, trade names and brand names"
       }
      }
     },
     "localname": "TrademarksMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/GoodwillandOtherIntangibleAssetsNetOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TransactionDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Agreement between buyer and seller for the exchange of financial instruments.",
        "label": "Transaction [Domain]",
        "terseLabel": "Transaction [Domain]"
       }
      }
     },
     "localname": "TransactionDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TransactionTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of agreement between buyer and seller for the exchange of financial instruments.",
        "label": "Transaction Type [Axis]",
        "terseLabel": "Transaction Type [Axis]"
       }
      }
     },
     "localname": "TransactionTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InventoriesNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "auth_ref": [
      "r508"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms.",
        "label": "Financial Instruments [Domain]",
        "terseLabel": "Financial Instruments [Domain]"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.steelpartners.com/role/InvestmentsLongTermInvestmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockMember": {
     "auth_ref": [
      "r88",
      "r368"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Shares of an entity that have been repurchased by the entity. This stock has no voting rights and receives no dividends. Note that treasury stock may be recorded at its total cost or separately as par (or stated) value and additional paid in capital. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.",
        "label": "Treasury Stock [Member]",
        "terseLabel": "Treasury Units"
       }
      }
     },
     "localname": "TreasuryStockMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementofChangesinCapitalunaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Tabular disclosure of unrealized gains and losses on investments.",
        "label": "Unrealized Gain (Loss) on Investments [Table Text Block]",
        "terseLabel": "Unrealized Gain (Loss) on Investments"
       }
      }
     },
     "localname": "UnrealizedGainLossOnInvestmentsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/InvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_UnusualOrInfrequentItemAxis": {
     "auth_ref": [
      "r134"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by an event or transaction that is unusual in nature or infrequent in occurrence, or both.",
        "label": "Unusual or Infrequent Item, or Both [Axis]",
        "terseLabel": "Unusual or Infrequent Item, or Both [Axis]"
       }
      }
     },
     "localname": "UnusualOrInfrequentItemAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_UnusualOrInfrequentItemDomain": {
     "auth_ref": [
      "r134"
     ],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Event or transaction that is unusual in nature or infrequent in occurrence, or both.",
        "label": "Unusual or Infrequent Item, or Both [Domain]",
        "terseLabel": "Unusual or Infrequent Item, or Both [Domain]"
       }
      }
     },
     "localname": "UnusualOrInfrequentItemDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/LoansReceivableIncludingLoansHeldForSaleLoansReceivableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_VariableRateAxis": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Information by type of variable rate.",
        "label": "Variable Rate [Axis]",
        "terseLabel": "Variable Rate [Axis]"
       }
      }
     },
     "localname": "VariableRateAxis",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_VariableRateDomain": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.",
        "label": "Variable Rate [Domain]",
        "terseLabel": "Variable Rate [Domain]"
       }
      }
     },
     "localname": "VariableRateDomain",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/DebtNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_WarrantMember": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Security that gives the holder the right to purchase shares of stock in accordance with the terms of the instrument, usually upon payment of a specified amount.",
        "label": "Warrant [Member]",
        "terseLabel": "Warrants"
       }
      }
     },
     "localname": "WarrantMember",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/FairValueMeasurementsHierarchyTableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_WeightedAverageLimitedPartnershipUnitsOutstanding": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Weighted average number of limited partnership units outstanding determined by relating the portion of time within a reporting period that limited partnership units have been outstanding to the total time in that period.",
        "label": "Weighted Average Limited Partnership Units Outstanding, Basic",
        "terseLabel": "Denominator for net income (loss) per common unit - basic (in shares)",
        "verboseLabel": "Weighted-average number of common units outstanding - basic (in shares)"
       }
      }
     },
     "localname": "WeightedAverageLimitedPartnershipUnitsOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-US": {
       "role": {
        "documentation": "Weighted average number of limited partnership units outstanding determined by relating the portion of time within a reporting period that limited partnership units have been outstanding to the total time in that period. Used in the calculation of diluted net income or loss per limited partnership unit.",
        "label": "Weighted Average Limited Partnership Units Outstanding, Diluted",
        "terseLabel": "Weighted-average number of common units outstanding - diluted (in shares)",
        "totalLabel": "Denominator for net income per common unit - diluted (in shares)"
       }
      }
     },
     "localname": "WeightedAverageLimitedPartnershipUnitsOutstandingDiluted",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/ConsolidatedStatementsofOperationsunaudited",
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract": {
     "auth_ref": [],
     "lang": {
      "en-US": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Basic [Abstract]",
        "terseLabel": "Effect of dilutive securities:"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasicAbstract",
     "nsuri": "http://fasb.org/us-gaap/2019-01-31",
     "presentation": [
      "http://www.steelpartners.com/role/NetIncomeLossPerCommonUnitDetails"
     ],
     "xbrltype": "stringItemType"
    }
   },
   "unitCount": 12
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e1107-107759"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721533-107759"
  },
  "r10": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1474-107760"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a),(b),(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a-c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i),(j),(k)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  },
  "r108": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580"
  },
  "r109": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e681-108580"
  },
  "r11": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721659-107760"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL34724394-108580"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e557-108580"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118951672&loc=d3e1436-108581"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(210.5-03(11))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(10))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(12))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(20))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(21))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(7)(c))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(9)(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.1,2)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.2(a),(d))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r13": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.2)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.3)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=114868883&loc=SL114871943-224233"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585"
  },
  "r14": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721671-107760"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3337-108585"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3367-108585"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3367-108585"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3000-108585"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3461-108585"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3521-108585"
  },
  "r15": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585"
  },
  "r152": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3044-108585"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3095-108585"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586"
  },
  "r16": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "230",
   "URI": "http://asc.fasb.org/topic&trid=2134446"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18823-107790"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(d)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(k)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(k))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(m)(1)(iii))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(d)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(d),(e))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(e),(f))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r17": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(f))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(h)(1)(i))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(k)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(n)(2))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04(a))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04.(a))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "http://asc.fasb.org/topic&trid=2122369"
  },
  "r177": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794"
  },
  "r18": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1930-109256"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "260",
   "URI": "http://asc.fasb.org/topic&trid=2144383"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70191-108054"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "275",
   "URI": "http://asc.fasb.org/topic&trid=2134479"
  },
  "r19": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8657-108599"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8721-108599"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599"
  },
  "r199": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599"
  },
  "r2": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721494-107759"
  },
  "r20": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e9031-108599"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "280",
   "URI": "http://asc.fasb.org/topic&trid=2134510"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118952595&loc=d3e4647-111522"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522"
  },
  "r21": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118952595&loc=d3e4531-111522"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953659-111524"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5066-111524"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5086-111524"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721677-107760"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953401-111524"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/subtopic&trid=2196772"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118954083&loc=d3e26610-111562"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118954083&loc=d3e26853-111562"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=SL6283291-111563"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(3)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(4)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563"
  },
  "r248": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "http://asc.fasb.org/topic&trid=2196928"
  },
  "r249": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=116654751&loc=SL75117546-209714"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/subtopic&trid=2122178"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "05",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=75018788&loc=d3e30768-111565"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(b)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955202&loc=SL82895884-210446"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919244-210447"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r259": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "205",
   "URI": "http://asc.fasb.org/topic&trid=2122149"
  },
  "r260": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919253-210447"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921833-210448"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921835-210448"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921842-210448"
  },
  "r271": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "79",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82922352-210448"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "80",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82922355-210448"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922895-210455"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922900-210455"
  },
  "r277": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=118942371&loc=SL82922954-210456"
  },
  "r278": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "10",
   "Topic": "330",
   "URI": "http://asc.fasb.org/extlink&oid=68048583&loc=d3e3636-108311"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "330",
   "URI": "http://asc.fasb.org/extlink&oid=116846819&loc=d3e3927-108312"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.BB)",
   "Topic": "330",
   "URI": "http://asc.fasb.org/extlink&oid=27011343&loc=d3e100047-122729"
  },
  "r281": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.BB)",
   "Topic": "330",
   "URI": "http://asc.fasb.org/extlink&oid=27011343&loc=d3e100047-122729"
  },
  "r282": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "330",
   "URI": "http://asc.fasb.org/topic&trid=2126998"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "((a)(1),(b))",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e957-107759"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(2)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(3)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "350",
   "URI": "http://asc.fasb.org/topic&trid=2144416"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226348&loc=d3e2510-110228"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226348&loc=d3e2473-110228"
  },
  "r309": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r310": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230"
  },
  "r311": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r312": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r313": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=SL51724579-110230"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "360",
   "URI": "http://asc.fasb.org/topic&trid=2155823"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=109237650&loc=d3e13064-110858"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=6393242&loc=d3e13283-110859"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859"
  },
  "r323": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r325": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "440",
   "URI": "http://asc.fasb.org/topic&trid=2144648"
  },
  "r326": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346"
  },
  "r327": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349"
  },
  "r328": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14615-108349"
  },
  "r329": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14394-108349"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6801-107765"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349"
  },
  "r331": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14453-108349"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14472-108349"
  },
  "r334": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14557-108349"
  },
  "r335": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB TOPIC 5.Y.Q1)",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r336": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB TOPIC 5.Y.Q2)",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r337": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB TOPIC 5.Y.Q4)",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r338": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB Topic 5.Y.Q4)",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r339": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "450",
   "URI": "http://asc.fasb.org/topic&trid=2127136"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6904-107765"
  },
  "r340": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12021-110248"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12021-110248"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12053-110248"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=118956092&loc=d3e12803-110250"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=SL6230698-112601"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=109500613&loc=SL6031898-161870"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6911-107765"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "470",
   "URI": "http://asc.fasb.org/topic&trid=2208564"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "480",
   "URI": "http://asc.fasb.org/extlink&oid=109262807&loc=d3e22047-110879"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(CFRR 211.02)",
   "Topic": "480",
   "URI": "http://asc.fasb.org/extlink&oid=65877616&loc=d3e177068-122764"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=65888546&loc=d3e21300-112643"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21553-112644"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.3-04)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 4.F)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 4.F)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.F)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "505",
   "URI": "http://asc.fasb.org/topic&trid=2208762"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(24))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118944033&loc=SL49130531-203044"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118944033&loc=SL49130532-203044"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118944033&loc=SL49130533-203044"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118944142&loc=SL49130690-203046-203046"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=118944142&loc=SL49130690-203046-203046"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "http://asc.fasb.org/topic&trid=49130388"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(25))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r380": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r381": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1703-114919"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1731-114919"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r386": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r387": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r388": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(01)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(26))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(j)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(n)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r395": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721523-107759"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(10))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "70",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "715",
   "URI": "http://asc.fasb.org/topic&trid=2235017"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901"
  },
  "r409": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r41": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(11))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r410": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a),(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116821951&loc=d3e31931-109318"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32672-109319"
  },
  "r417": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319"
  },
  "r418": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=109238882&loc=d3e38679-109324"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=109238882&loc=d3e38679-109324"
  },
  "r42": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(12))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "http://asc.fasb.org/topic&trid=2144680"
  },
  "r421": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r422": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463"
  },
  "r423": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "37",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472"
  },
  "r425": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=77890550&loc=d3e5263-128473"
  },
  "r426": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477"
  },
  "r428": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479"
  },
  "r43": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "805",
   "URI": "http://asc.fasb.org/topic&trid=2303972"
  },
  "r431": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116873149&loc=d3e923-111674"
  },
  "r432": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4568447-111683"
  },
  "r433": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683"
  },
  "r434": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683"
  },
  "r435": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4613674-111683"
  },
  "r436": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r437": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r438": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r439": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r44": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(14))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r440": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c),(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4J",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116874947&loc=SL4591551-111686"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116874947&loc=SL4591552-111686"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579240-113959"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41620-113959"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41638-113959"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(15))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959"
  },
  "r455": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959"
  },
  "r457": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959"
  },
  "r458": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959"
  },
  "r459": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(16))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r460": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624181-113959"
  },
  "r461": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5708775-113959"
  },
  "r462": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41641-113959"
  },
  "r463": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41678-113959"
  },
  "r464": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "182",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=116861445&loc=SL5629052-113961"
  },
  "r465": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "25",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109977999&loc=d3e76258-113986"
  },
  "r466": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=109978405&loc=d3e80720-113993"
  },
  "r467": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r468": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r469": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(17))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r470": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r471": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r472": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r473": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r474": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r475": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r476": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258"
  },
  "r477": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258"
  },
  "r478": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611"
  },
  "r479": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13467-108611"
  },
  "r48": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r480": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906"
  },
  "r481": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32022-110900"
  },
  "r482": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32157-110900"
  },
  "r483": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(b,c)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r484": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r485": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901"
  },
  "r486": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391"
  },
  "r487": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399"
  },
  "r488": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399"
  },
  "r489": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r490": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400"
  },
  "r491": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977"
  },
  "r492": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977"
  },
  "r493": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r494": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r495": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r496": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864"
  },
  "r497": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864"
  },
  "r498": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39678-107864"
  },
  "r499": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864"
  },
  "r5": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721525-107759"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(20))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r500": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "850",
   "URI": "http://asc.fasb.org/topic&trid=2122745"
  },
  "r501": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314020-165662"
  },
  "r502": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719"
  },
  "r503": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719"
  },
  "r504": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719"
  },
  "r505": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719"
  },
  "r506": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728"
  },
  "r507": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745"
  },
  "r508": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r509": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "928",
   "URI": "http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(22))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r510": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e61929-109447"
  },
  "r511": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e61929-109447"
  },
  "r512": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62059-109447"
  },
  "r513": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62059-109447"
  },
  "r514": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62395-109447"
  },
  "r515": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62395-109447"
  },
  "r516": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62479-109447"
  },
  "r517": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e62479-109447"
  },
  "r518": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "35A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=SL6807758-109447"
  },
  "r519": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "35A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=SL6807758-109447"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(23))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(c)(1)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e61872-109447"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(c)(2)",
   "Topic": "932",
   "URI": "http://asc.fasb.org/extlink&oid=68064819&loc=d3e61872-109447"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "940",
   "URI": "http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953"
  },
  "r523": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "940",
   "URI": "http://asc.fasb.org/subtopic&trid=2176304"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(16))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r527": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(22))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r528": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r529": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7)(d))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(24))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r530": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r531": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.12)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r532": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13,16)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r533": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15(3),(4))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r534": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15(5))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r535": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.17)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r536": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.4)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878"
  },
  "r537": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r538": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13)(f))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r539": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(15))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(27))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r540": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(22))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r541": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.11)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r542": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.9)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260"
  },
  "r543": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6477933&loc=d3e60009-112784"
  },
  "r544": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803"
  },
  "r545": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803"
  },
  "r546": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(d)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803"
  },
  "r547": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/subtopic&trid=2209399"
  },
  "r548": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "405",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817"
  },
  "r549": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(28))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r550": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(1)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r551": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r552": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826"
  },
  "r553": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1G",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958577-112826"
  },
  "r554": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(1)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826"
  },
  "r555": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(2)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826"
  },
  "r556": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(16)(a)(2))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r557": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r558": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r559": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(29))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r560": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r561": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(24))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r562": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r563": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r564": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.(a),19)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r565": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.17)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910"
  },
  "r566": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(10))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263"
  },
  "r567": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263"
  },
  "r568": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(18))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263"
  },
  "r569": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r570": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438"
  },
  "r571": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=117419784&loc=SL117783719-158441"
  },
  "r572": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=117419784&loc=SL117783719-158441"
  },
  "r573": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "40",
   "Subparagraph": "(SAB Topic 5.W)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=27015833&loc=d3e570705-122907"
  },
  "r574": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=117420044&loc=d3e19393-158473"
  },
  "r575": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=66023616&loc=SL35737432-115832"
  },
  "r576": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.6-04.16)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996"
  },
  "r577": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "946",
   "URI": "http://asc.fasb.org/subtopic&trid=2324412"
  },
  "r578": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998"
  },
  "r579": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3)(a)(2))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r580": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "310",
   "Subparagraph": "(SX 210.12-29(Footnote 4))",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014"
  },
  "r581": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 2))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024"
  },
  "r582": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b"
  },
  "r583": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r584": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a"
  },
  "r585": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r586": {
   "Name": "Regulation 12B",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r587": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r6": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e1012-107759"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(31))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(32))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(4)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(4))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a)(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a)(4))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(c))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r7": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(7))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(8))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.1)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.12)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.17)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(b),22(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19,20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19-26)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r8": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.21)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22(a)(5))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.24)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.25)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.28,29)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29,30)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r9": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.3(a),(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.3,4)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6(c))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.9)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226024-175313"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580"
  }
 },
 "version": "2.1"
}
