{ "instance": { "upwk-20190930.htm": { "axisCustom": 0, "axisStandard": 23, "contextCount": 218, "dts": { "calculationLink": { "local": [ "upwk-20190930_cal.xml" ] }, "definitionLink": { "local": [ "upwk-20190930_def.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-eedm-def-2018-01-31.xml", "http://xbrl.fasb.org/srt/2018/elts/srt-eedm1-def-2018-01-31.xml" ] }, "inline": { "local": [ "upwk-20190930.htm" ] }, "labelLink": { "local": [ "upwk-20190930_lab.xml" ], "remote": [ "https://xbrl.sec.gov/dei/2018/dei-doc-2018-01-31.xml", "http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-doc-2018-01-31.xml" ] }, "presentationLink": { "local": [ "upwk-20190930_pre.xml" ] }, "referenceLink": { "remote": [ "https://xbrl.sec.gov/dei/2018/dei-ref-2018-01-31.xml", "http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-ref-2018-01-31.xml" ] }, "schema": { "local": [ "upwk-20190930.xsd" ], "remote": [ "http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.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/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://xbrl.fasb.org/srt/2018/elts/srt-types-2018-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2018/elts/us-roles-2018-01-31.xsd", "http://xbrl.fasb.org/srt/2018/elts/srt-roles-2018-01-31.xsd", "http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2018/elts/us-types-2018-01-31.xsd", "https://xbrl.sec.gov/dei/2018/dei-2018-01-31.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/deprecated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "http://xbrl.fasb.org/us-gaap/2018/elts/us-parts-codification-2018-01-31.xsd" ] } }, "elementCount": 412, "entityCount": 1, "hidden": { "http://fasb.org/us-gaap/2018-01-31": 15, "http://upwork.com/20190930": 8, "http://xbrl.sec.gov/dei/2018-01-31": 15, "total": 38 }, "keyCustom": 38, "keyStandard": 266, "memberCustom": 21, "memberStandard": 38, "nsprefix": "upwk", "nsuri": "http://upwork.com/20190930", "report": { "R1": { "firstAnchor": null, "groupType": "document", "isDefault": "true", "longName": "0001001 - Document - Document and Entity Information", "role": "http://upwork.com/role/DocumentandEntityInformation", "shortName": "Document and Entity Information", "subGroupType": "", "uniqueAnchor": null }, "R10": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2110104 - Disclosure - Balance Sheet Components", "role": "http://upwork.com/role/BalanceSheetComponents", "shortName": "Balance Sheet Components", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R11": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2118105 - Disclosure - Commitments and Contingencies", "role": "http://upwork.com/role/CommitmentsandContingencies", "shortName": "Commitments and Contingencies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R12": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2123106 - Disclosure - Debt", "role": "http://upwork.com/role/Debt", "shortName": "Debt", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R13": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:TemporaryEquityNoteDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2127107 - Disclosure - Redeemable Convertible Preferred Stock", "role": "http://upwork.com/role/RedeemableConvertiblePreferredStock", "shortName": "Redeemable Convertible Preferred Stock", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:TemporaryEquityNoteDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R14": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:PreferredAndCommonStockWarrantsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2129108 - Disclosure - Preferred and Common Stock Warrants", "role": "http://upwork.com/role/PreferredandCommonStockWarrants", "shortName": "Preferred and Common Stock Warrants", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:PreferredAndCommonStockWarrantsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R15": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:CommonStockDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2132109 - Disclosure - Common Stock", "role": "http://upwork.com/role/CommonStock", "shortName": "Common Stock", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "upwk:CommonStockDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R16": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2136110 - Disclosure - Stock-Based Compensation", "role": "http://upwork.com/role/StockBasedCompensation", "shortName": "Stock-Based Compensation", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R17": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2143111 - Disclosure - Net Loss per Share", "role": "http://upwork.com/role/NetLossperShare", "shortName": "Net Loss per Share", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R18": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SegmentReportingDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2147112 - Disclosure - Segment and Geographical Information", "role": "http://upwork.com/role/SegmentandGeographicalInformation", "shortName": "Segment and Geographical Information", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SegmentReportingDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R19": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2152113 - Disclosure - Plan 401(k)", "role": "http://upwork.com/role/Plan401k", "shortName": "Plan 401(k)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R2": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfCashAndCashEquivalentsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "1001002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS", "role": "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS", "shortName": "CONDENSED CONSOLIDATED BALANCE SHEETS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "lang": null, "name": "us-gaap:EscrowDeposit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R20": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SubsequentEventsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2154114 - Disclosure - Subsequent Events", "role": "http://upwork.com/role/SubsequentEvents", "shortName": "Subsequent Events", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SubsequentEventsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R21": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2204201 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Policies)", "role": "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies", "shortName": "Basis of Presentation and Summary of Significant Accounting Policies (Policies)", "subGroupType": "policies", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R22": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2305301 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Tables)", "role": "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesTables", "shortName": "Basis of Presentation and Summary of Significant Accounting Policies (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R23": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2307302 - Disclosure - Fair Value Measurements (Tables)", "role": "http://upwork.com/role/FairValueMeasurementsTables", "shortName": "Fair Value Measurements (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R24": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfCashAndCashEquivalentsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2311303 - Disclosure - Balance Sheet Components (Tables)", "role": "http://upwork.com/role/BalanceSheetComponentsTables", "shortName": "Balance Sheet Components (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfCashAndCashEquivalentsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R25": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2319304 - Disclosure - Commitments and Contingencies (Tables)", "role": "http://upwork.com/role/CommitmentsandContingenciesTables", "shortName": "Commitments and Contingencies (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R26": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2324305 - Disclosure - Debt (Tables)", "role": "http://upwork.com/role/DebtTables", "shortName": "Debt (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R27": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfStockByClassTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2333306 - Disclosure - Common Stock (Tables)", "role": "http://upwork.com/role/CommonStockTables", "shortName": "Common Stock (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfStockByClassTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R28": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2337307 - Disclosure - Stock-Based Compensation (Tables)", "role": "http://upwork.com/role/StockBasedCompensationTables", "shortName": "Stock-Based Compensation (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R29": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2344308 - Disclosure - Net Loss per Share (Tables)", "role": "http://upwork.com/role/NetLossperShareTables", "shortName": "Net Loss per Share (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R3": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockSharesAuthorized", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "1002003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)", "role": "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical", "shortName": "CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": null }, "R30": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisaggregationOfRevenueTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2348309 - Disclosure - Segment and Geographical Information (Tables)", "role": "http://upwork.com/role/SegmentandGeographicalInformationTables", "shortName": "Segment and Geographical Information (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisaggregationOfRevenueTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R31": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i06e6dabd8da24847a8c17400c8a406f0_D20150101-20151231", "decimals": "INF", "first": true, "lang": null, "name": "upwk:NumberOfOperatingPlatformsConsolidated", "reportCount": 1, "unique": true, "unitRef": "platform", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2402401 - Disclosure - Organization and Description of Business (Details)", "role": "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails", "shortName": "Organization and Description of Business (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i06e6dabd8da24847a8c17400c8a406f0_D20150101-20151231", "decimals": "INF", "first": true, "lang": null, "name": "upwk:NumberOfOperatingPlatformsConsolidated", "reportCount": 1, "unique": true, "unitRef": "platform", "xsiNil": "false" } }, "R32": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2408402 - Disclosure - Fair Value Measurements - Financial Liabilities Measured at Fair Value on a Recurring Basis (Details)", "role": "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails", "shortName": "Fair Value Measurements - Financial Liabilities Measured at Fair Value on a Recurring Basis (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R33": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherNonoperatingIncomeExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2409403 - Disclosure - Fair Value Measurements - Additional Information (Details)", "role": "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "shortName": "Fair Value Measurements - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": null }, "R34": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfCashAndCashEquivalentsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:Cash", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2412404 - Disclosure - Balance Sheet Components - Cash and Cash Equivalents (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails", "shortName": "Balance Sheet Components - Cash and Cash Equivalents (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfCashAndCashEquivalentsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:Cash", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R35": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:MarketableSecuritiesCurrent", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2413405 - Disclosure - Balance Sheet Components - Marketable Securities (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails", "shortName": "Balance Sheet Components - Marketable Securities (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:MarketableSecuritiesTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i8aff46b8436243c19aa9817ccfebad6c_I20190930", "decimals": "-3", "lang": null, "name": "us-gaap:MarketableSecuritiesCurrent", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R36": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2414406 - Disclosure - Balance Sheet Components - Property and Equipment, Net (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails", "shortName": "Balance Sheet Components - Property and Equipment, Net (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i9c463fbcfdd849039958d6f8f45ceda2_I20181231", "decimals": "-3", "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R37": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsGross", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2415407 - Disclosure - Balance Sheet Components - Intangible Assets, Net (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails", "shortName": "Balance Sheet Components - Intangible Assets, Net (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i9c463fbcfdd849039958d6f8f45ceda2_I20181231", "decimals": "-3", "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R38": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2416408 - Disclosure - Balance Sheet Components - Estimated Future Amortization Expense for Acquired Intangible Assets (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails", "shortName": "Balance Sheet Components - Estimated Future Amortization Expense for Acquired Intangible Assets (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R39": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "upwk:AccruedCompensationAndRelatedBenefitsCurrent", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2417409 - Disclosure - Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details)", "role": "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails", "shortName": "Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "upwk:AccruedCompensationAndRelatedBenefitsCurrent", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R4": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "1003004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS", "role": "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "shortName": "CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "lang": null, "name": "us-gaap:CostOfGoodsAndServicesSold", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R40": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:NumberOfNonCancelableOperatingLeaseAgreements", "reportCount": 1, "unique": true, "unitRef": "agreement", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2420410 - Disclosure - Commitments and Contingencies - Operating Leases (Details)", "role": "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails", "shortName": "Commitments and Contingencies - Operating Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:NumberOfNonCancelableOperatingLeaseAgreements", "reportCount": 1, "unique": true, "unitRef": "agreement", "xsiNil": "false" } }, "R41": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2421411 - Disclosure - Commitments and Contingencies - Future Aggregate Minimum Lease Payments Under Non-Cancelable Operating Leases (Details)", "role": "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "shortName": "Commitments and Contingencies - Future Aggregate Minimum Lease Payments Under Non-Cancelable Operating Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R42": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:LettersOfCreditHeld", "reportCount": 1, "unique": true, "unitRef": "letter", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2422412 - Disclosure - Commitments and Contingencies - Letters of Credit (Details)", "role": "http://upwork.com/role/CommitmentsandContingenciesLettersofCreditDetails", "shortName": "Commitments and Contingencies - Letters of Credit (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:LettersOfCreditHeld", "reportCount": 1, "unique": true, "unitRef": "letter", "xsiNil": "false" } }, "R43": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i9c463fbcfdd849039958d6f8f45ceda2_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentCarryingAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2425413 - Disclosure - Debt - Summary of Carrying Value of Debt (Details)", "role": "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails", "shortName": "Debt - Summary of Carrying Value of Debt (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i9c463fbcfdd849039958d6f8f45ceda2_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentCarryingAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R44": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2426414 - Disclosure - Debt - Additional Information (Details)", "role": "http://upwork.com/role/DebtAdditionalInformationDetails", "shortName": "Debt - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i455cd3412b584fb2a5590fa6274e741d_D20180901-20180930", "decimals": "-5", "lang": null, "name": "us-gaap:ProceedsFromDebtNetOfIssuanceCosts", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R45": { "firstAnchor": { "ancestors": [ "us-gaap:TemporaryEquitySharesIssued", "us-gaap:TemporaryEquitySharesOutstanding", "us-gaap:TemporaryEquitySharesIssued", "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:TemporaryEquitySharesOutstanding", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2428415 - Disclosure - Redeemable Convertible Preferred Stock (Details)", "role": "http://upwork.com/role/RedeemableConvertiblePreferredStockDetails", "shortName": "Redeemable Convertible Preferred Stock (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "lang": null, "name": "upwk:ConvertiblePreferredStockConversionRatio", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R46": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherNonoperatingIncomeExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2430416 - Disclosure - Preferred and Common Stock Warrants - Redeemable Convertible Preferred Stock Warrants (Details)", "role": "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails", "shortName": "Preferred and Common Stock Warrants - Redeemable Convertible Preferred Stock Warrants (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i1385b27ad9f64968a6f32b32c83b037b_D20190401-20190430", "decimals": "-5", "lang": null, "name": "us-gaap:ProceedsFromWarrantExercises", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R47": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-5", "first": true, "lang": null, "name": "upwk:IncreaseDecreaseInCommonStockWarrant", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2431417 - Disclosure - Preferred and Common Stock Warrants - Common Stock Warrant (Details)", "role": "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "shortName": "Preferred and Common Stock Warrants - Common Stock Warrant (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-5", "first": true, "lang": null, "name": "upwk:IncreaseDecreaseInCommonStockWarrant", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R48": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:CommonStockVotePerShare", "reportCount": 1, "unique": true, "unitRef": "votepershare", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2434418 - Disclosure - Common Stock - Additional Information (Details)", "role": "http://upwork.com/role/CommonStockAdditionalInformationDetails", "shortName": "Common Stock - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "upwk:CommonStockVotePerShare", "reportCount": 1, "unique": true, "unitRef": "votepershare", "xsiNil": "false" } }, "R49": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2435419 - Disclosure - Common Stock - Summary of Common Stock Shares Reserved for Future Issuance (Details)", "role": "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "shortName": "Common Stock - Summary of Common Stock Shares Reserved for Future Issuance (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i4faead2138054334bd2c1d8d2dbf769b_I20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R5": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i3e098426f5b04f52a0e78e50342e2cff_I20171231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:TemporaryEquitySharesOutstanding", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "1004005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCKAND STOCKHOLDERS\u2019 EQUITY (DEFICIT)", "role": "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT", "shortName": "CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCKAND STOCKHOLDERS\u2019 EQUITY (DEFICIT)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i3e098426f5b04f52a0e78e50342e2cff_I20171231", "decimals": "-3", "lang": null, "name": "us-gaap:TemporaryEquityCarryingAmountAttributableToParent", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R50": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i9c463fbcfdd849039958d6f8f45ceda2_I20181231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2438420 - Disclosure - Stock-Based Compensation - Activity under Stock Option Plans (Details)", "role": "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails", "shortName": "Stock-Based Compensation - Activity under Stock Option Plans (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R51": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i683f2479fcd1475585e001cec0a89a3e_I20181231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2439421 - Disclosure - Stock-Based Compensation - Activity under RSU Plans (Details)", "role": "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails", "shortName": "Stock-Based Compensation - Activity under RSU Plans (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i683f2479fcd1475585e001cec0a89a3e_I20181231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R52": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2440422 - Disclosure - Stock-Based Compensation - Equity Incentive Plans, Additional Information (Details)", "role": "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails", "shortName": "Stock-Based Compensation - Equity Incentive Plans, Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i92d8a487858c499c8c885fbcc8b6d186_I20180731", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R53": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "if69bee47f0444d6c98bcb33675e1f1c2_D20190101-20190131", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2441423 - Disclosure - Stock-Based Compensation - Employee Stock Purchase Plan (Details)", "role": "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails", "shortName": "Stock-Based Compensation - Employee Stock Purchase Plan (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "if69bee47f0444d6c98bcb33675e1f1c2_D20190101-20190131", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R54": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2442424 - Disclosure - Stock-Based Compensation - Stock-Based Compensation Expense (Details)", "role": "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails", "shortName": "Stock-Based Compensation - Stock-Based Compensation Expense (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i629e8b118a6142e4b15eb7450a52e9fa_D20190701-20190930", "decimals": "-5", "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R55": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2445425 - Disclosure - Net Loss per Share - Summary of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders (Details)", "role": "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails", "shortName": "Net Loss per Share - Summary of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders (Details)", "subGroupType": "details", "uniqueAnchor": null }, "R56": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2446426 - Disclosure - Net Loss per Share - Schedule of Potentially Dilutive Securities Excluded from Computation of Diluted Net Loss Per Share Attributable to Common Stockholders (Details)", "role": "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails", "shortName": "Net Loss per Share - Schedule of Potentially Dilutive Securities Excluded from Computation of Diluted Net Loss Per Share Attributable to Common Stockholders (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R57": { "firstAnchor": { "ancestors": [ "us-gaap:NumberOfReportableSegments", "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:NumberOfOperatingSegments", "reportCount": 1, "unique": true, "unitRef": "segment", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2449427 - Disclosure - Segment and Geographical Information - Additional Information (Details)", "role": "http://upwork.com/role/SegmentandGeographicalInformationAdditionalInformationDetails", "shortName": "Segment and Geographical Information - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "us-gaap:NumberOfReportableSegments", "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:NumberOfOperatingSegments", "reportCount": 1, "unique": true, "unitRef": "segment", "xsiNil": "false" } }, "R58": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2450428 - Disclosure - Segment and Geographical Information - Revenue by Type of Service (Details)", "role": "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails", "shortName": "Segment and Geographical Information - Revenue by Type of Service (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DisaggregationOfRevenueTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i48a556a509fe46c39f9be981eba0e153_D20190701-20190930", "decimals": "-3", "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R59": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i5b1e3279fba347298c2151663ba09f6c_D20190701-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2451429 - Disclosure - Segment and Geographical Information - Revenue by Geographic Area Based on Billing Address of Freelancers and Clients (Details)", "role": "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails", "shortName": "Segment and Geographical Information - Revenue by Geographic Area Based on Billing Address of Freelancers and Clients (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ia9460e2f02b04954a1a00936699b6a29_D20190701-20190930", "decimals": "-3", "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R6": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "1005006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited)", "role": "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited", "shortName": "CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R60": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DefinedContributionPlanEmployerMatchingContributionPercent", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2453430 - Disclosure - Plan 401(k) (Details)", "role": "http://upwork.com/role/Plan401kDetails", "shortName": "Plan 401(k) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DefinedContributionPlanEmployerMatchingContributionPercent", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R61": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i1385b27ad9f64968a6f32b32c83b037b_D20190401-20190430", "decimals": "INF", "first": true, "lang": null, "name": "upwk:StockIssuedDuringPeriodSharesWarrantExercises", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2455431 - Disclosure - Subsequent Events (Details)", "role": "http://upwork.com/role/SubsequentEventsDetails", "shortName": "Subsequent Events (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "ix:continuation", "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "i8cfb1a964e734800aa6508595bd9597b_D20191001-20191031", "decimals": "INF", "lang": null, "name": "upwk:StockIssuedDuringPeriodSharesWarrantExercises", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R7": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2101101 - Disclosure - Organization and Description of Business", "role": "http://upwork.com/role/OrganizationandDescriptionofBusiness", "shortName": "Organization and Description of Business", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R8": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BasisOfPresentationAndSignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2103102 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies", "role": "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPolicies", "shortName": "Basis of Presentation and Summary of Significant Accounting Policies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BasisOfPresentationAndSignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R9": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "2106103 - Disclosure - Fair Value Measurements", "role": "http://upwork.com/role/FairValueMeasurements", "shortName": "Fair Value Measurements", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "upwk-20190930.htm", "contextRef": "ibae0a06620fd496581a2eaaec4db916a_D20190101-20190930", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } } }, "segmentCount": 63, "tag": { "country_IN": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "INDIA", "terseLabel": "India" } } }, "localname": "IN", "nsuri": "http://xbrl.sec.gov/country/2017-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "country_PH": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "PHILIPPINES", "terseLabel": "Philippines" } } }, "localname": "PH", "nsuri": "http://xbrl.sec.gov/country/2017-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "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://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "dei_AmendmentFlag": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "If the value is true, then the document is an amendment to previously-filed/accepted document.", "label": "Amendment Flag", "terseLabel": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "booleanItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "gMonthDayItemType" }, "dei_DocumentFiscalPeriodFocus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "This is focus fiscal period of the document report. For a first quarter 2006 quarterly report, which may also provide financial information from prior periods, the first fiscal quarter should be given as the fiscal period focus. Values: FY, Q1, Q2, Q3, Q4, H1, H2, M9, T1, T2, T3, M8, CY.", "label": "Document Fiscal Period Focus", "terseLabel": "Document Fiscal Period Focus" } } }, "localname": "DocumentFiscalPeriodFocus", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "fiscalPeriodItemType" }, "dei_DocumentFiscalYearFocus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "This is focus fiscal year of the document report in CCYY 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/2018-01-31", "presentation": [ "http://upwork.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 CCYY-MM-DD.", "label": "Document Period End Date", "terseLabel": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "dateItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "submissionTypeItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r292" ], "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/2018-01-31", "presentation": [ "http://upwork.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/2018-01-31", "presentation": [ "http://upwork.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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r292" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityExTransitionPeriod": { "auth_ref": [ "r293" ], "lang": { "en-US": { "role": { "documentation": "Indicate if registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards.", "label": "Entity Ex Transition Period", "terseLabel": "Entity Ex Transition Period" } } }, "localname": "EntityExTransitionPeriod", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityFilerCategory": { "auth_ref": [ "r292" ], "lang": { "en-US": { "role": { "documentation": "Indicate whether the registrant is one of the following: (1) Large Accelerated Filer, (2) Accelerated Filer, (3) Non-accelerated Filer, (4) Smaller Reporting Company (Non-accelerated), (5) Smaller Reporting Accelerated Filer or (6) Smaller Reporting Company and Large 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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "filerCategoryItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r292" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityShellCompany": { "auth_ref": [ "r292" ], "lang": { "en-US": { "role": { "documentation": "Indicate if company meets the shell company criteria: a company with no or nominal operations, and with no or nominal assets or assets consisting solely of cash and cash equivalents.", "label": "Entity Shell Company", "terseLabel": "Entity Shell Company" } } }, "localname": "EntityShellCompany", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntitySmallBusiness": { "auth_ref": [ "r292" ], "lang": { "en-US": { "role": { "documentation": "Indicates that the company is a smaller reporting company with both a public float and revenues of less than $75 million.", "label": "Entity Small Business", "terseLabel": "Entity Small Business" } } }, "localname": "EntitySmallBusiness", "nsuri": "http://xbrl.sec.gov/dei/2018-01-31", "presentation": [ "http://upwork.com/role/DocumentandEntityInformation" ], "xbrltype": "booleanItemType" }, "srt_MaximumMember": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Maximum [Member]", "terseLabel": "Maximum" } } }, "localname": "MaximumMember", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "srt_MinimumMember": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Minimum [Member]", "terseLabel": "Minimum" } } }, "localname": "MinimumMember", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "srt_ProductOrServiceAxis": { "auth_ref": [ "r110", "r161", "r163", "r280" ], "lang": { "en-US": { "role": { "label": "Product and Service [Axis]", "terseLabel": "Product and Service" } } }, "localname": "ProductOrServiceAxis", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "stringItemType" }, "srt_ProductsAndServicesDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Product and Service [Domain]", "terseLabel": "Product and Service" } } }, "localname": "ProductsAndServicesDomain", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "domainItemType" }, "srt_RangeAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Range [Axis]", "terseLabel": "Range [Axis]" } } }, "localname": "RangeAxis", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "srt_RangeMember": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Range [Domain]", "terseLabel": "Range [Domain]" } } }, "localname": "RangeMember", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "srt_SegmentGeographicalDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Geographical [Domain]", "terseLabel": "Geographical [Domain]" } } }, "localname": "SegmentGeographicalDomain", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails", "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "srt_StatementGeographicalAxis": { "auth_ref": [ "r112", "r161", "r164", "r285", "r287" ], "lang": { "en-US": { "role": { "label": "Geographical [Axis]", "terseLabel": "Geographical [Axis]" } } }, "localname": "StatementGeographicalAxis", "nsuri": "http://fasb.org/srt/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails", "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "stringItemType" }, "upwk_A2018EquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "2018 equity incentive plan.", "label": "2018 Equity Incentive Plan [Member]", "terseLabel": "2018 Equity Incentive Plan", "verboseLabel": "2018 EIP" } } }, "localname": "A2018EquityIncentivePlanMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "upwk_AccruedCompensationAndRelatedBenefitsCurrent": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 1.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued compensation and related benefits current.", "label": "Accrued Compensation And Related Benefits Current", "terseLabel": "Accrued compensation and related benefits" } } }, "localname": "AccruedCompensationAndRelatedBenefitsCurrent", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_AccruedExpensesAndOtherCurrentLiabilities": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 4.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued expenses and other current liabilities.", "label": "Accrued Expenses And Other Current Liabilities", "terseLabel": "Accrued expenses and other current liabilities", "totalLabel": "Total accrued expenses and other current liabilities" } } }, "localname": "AccruedExpensesAndOtherCurrentLiabilities", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails", "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "upwk_AccruedFreelancerCostsCurrent": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 2.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued freelancer costs current.", "label": "Accrued Freelancer Costs Current", "terseLabel": "Accrued freelancer costs" } } }, "localname": "AccruedFreelancerCostsCurrent", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_AccruedIndirectTaxesCurrent": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 3.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued indirect taxes current.", "label": "Accrued Indirect Taxes Current", "terseLabel": "Accrued indirect taxes" } } }, "localname": "AccruedIndirectTaxesCurrent", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_AccruedPaymentProcessingFeesCurrent": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 5.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued payment processing fees current.", "label": "Accrued Payment Processing Fees Current", "terseLabel": "Accrued payment processing fees" } } }, "localname": "AccruedPaymentProcessingFeesCurrent", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_AccruedVendorExpensesCurrent": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 4.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued vendor expenses current.", "label": "Accrued Vendor Expenses Current", "terseLabel": "Accrued vendor expenses" } } }, "localname": "AccruedVendorExpensesCurrent", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_AdjustedLiquidityRatio": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Adjusted liquidity ratio.", "label": "Adjusted Liquidity Ratio", "terseLabel": "Adjusted quick ratio" } } }, "localname": "AdjustedLiquidityRatio", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "pureItemType" }, "upwk_BonusPlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Bonus Plan", "label": "Bonus Plan [Member]", "terseLabel": "Bonus Plan" } } }, "localname": "BonusPlanMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "upwk_ChangesInEscrowFundsPayable": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Changes in escrow funds payable.", "label": "Changes In Escrow Funds Payable", "terseLabel": "Changes in escrow funds payable" } } }, "localname": "ChangesInEscrowFundsPayable", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_ChangesInFundsHeldInEscrowIncludingFundsInTransit": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Changes in funds held in escrow, including funds in transit.", "label": "Changes In Funds Held In Escrow Including Funds In Transit", "negatedLabel": "Changes in funds held in escrow, including funds in transit" } } }, "localname": "ChangesInFundsHeldInEscrowIncludingFundsInTransit", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_ChicagoIllinoisMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Chicago, Illinois [Member]", "label": "Chicago, Illinois [Member]", "terseLabel": "Chicago" } } }, "localname": "ChicagoIllinoisMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "upwk_ClassOfWarrantOrRightExercised": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Class Of Warrant Or Right, Exercised", "label": "Class Of Warrant Or Right, Exercised", "terseLabel": "Class of warrant or right, exercised (in shares)" } } }, "localname": "ClassOfWarrantOrRightExercised", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "sharesItemType" }, "upwk_ClassOfWarrantOrRightNumberOfSecuritiesSurrendered": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Class Of Warrant Or Right, Number Of Securities Surrendered", "label": "Class Of Warrant Or Right, Number Of Securities Surrendered", "terseLabel": "Class Of Warrant Or Right, Number Of Securities Surrendered" } } }, "localname": "ClassOfWarrantOrRightNumberOfSecuritiesSurrendered", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "sharesItemType" }, "upwk_ClassOfWarrantOrRightNumberOfWarrantsSurrendered": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Class Of Warrant Or Right, Number Of Warrants Surrendered", "label": "Class Of Warrant Or Right, Number Of Warrants Surrendered", "terseLabel": "Number of shares surrendered (in shares)" } } }, "localname": "ClassOfWarrantOrRightNumberOfWarrantsSurrendered", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "sharesItemType" }, "upwk_ClassOfWarrantOrRightPercentageOfSharesOnWhichWarrantsOrRightsExercisable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Class Of Warrant Or Right, Percentage Of Shares On Which Warrants Or Rights Exercisable", "label": "Class Of Warrant Or Right, Percentage Of Shares On Which Warrants Or Rights Exercisable", "terseLabel": "Percentage of shares on which warrant is exercisable" } } }, "localname": "ClassOfWarrantOrRightPercentageOfSharesOnWhichWarrantsOrRightsExercisable", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "percentItemType" }, "upwk_CommonStockDisclosureTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Common stock disclosure.", "label": "Common Stock Disclosure [Text Block]", "terseLabel": "Common Stock" } } }, "localname": "CommonStockDisclosureTextBlock", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStock" ], "xbrltype": "textBlockItemType" }, "upwk_CommonStockVotePerShare": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Common Stock, Vote Per Share", "label": "Common Stock, Vote Per Share", "terseLabel": "Common stock, vote per share" } } }, "localname": "CommonStockVotePerShare", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStockAdditionalInformationDetails" ], "xbrltype": "integerItemType" }, "upwk_CommonStockWarrantMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Common stock warrant.", "label": "Common Stock Warrant [Member]", "terseLabel": "Common Stock Warrant" } } }, "localname": "CommonStockWarrantMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "domainItemType" }, "upwk_ConversionOfRedeemableConvertiblePreferredStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Conversion of redeemable convertible preferred stock member.", "label": "Conversion Of Redeemable Convertible Preferred Stock [Member]", "terseLabel": "Common Stock Issuable upon Conversion of Redeemable Convertible Preferred Stock" } } }, "localname": "ConversionOfRedeemableConvertiblePreferredStockMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "domainItemType" }, "upwk_ConvertiblePreferredStockConversionRatio": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Convertible Preferred Stock, Conversion Ratio", "label": "Convertible Preferred Stock, Conversion Ratio", "terseLabel": "Conversion ratio" } } }, "localname": "ConvertiblePreferredStockConversionRatio", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/RedeemableConvertiblePreferredStockDetails" ], "xbrltype": "decimalItemType" }, "upwk_DebtCovenantReductionInFrequencyOfProvidingFinancialInformationAdjustedQuickRatioToMaintain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Debt Covenant, Reduction In Frequency Of Providing Financial Information, Adjusted Quick Ratio To Maintain", "label": "Debt Covenant, Reduction In Frequency Of Providing Financial Information, Adjusted Quick Ratio To Maintain", "terseLabel": "Adjusted quick ratio to maintain to reduce frequency of providing financial information" } } }, "localname": "DebtCovenantReductionInFrequencyOfProvidingFinancialInformationAdjustedQuickRatioToMaintain", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "pureItemType" }, "upwk_DebtInstrumentEarningsBeforeInterestAndTaxesDepreciationAndAmortizationToBeAchievedTrailingTerm": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Debt instrument, earnings before interest and taxes, depreciation and amortization to be achieved trailing term.", "label": "Debt Instrument Earnings Before Interest And Taxes Depreciation And Amortization To Be Achieved Trailing Term", "terseLabel": "EBITDA, trailing period" } } }, "localname": "DebtInstrumentEarningsBeforeInterestAndTaxesDepreciationAndAmortizationToBeAchievedTrailingTerm", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "durationItemType" }, "upwk_DebtInstrumentInterestOnlyPaymentsTerm": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Debt instrument, interest-only payments term.", "label": "Debt Instrument Interest Only Payments Term", "terseLabel": "Interest only payments term" } } }, "localname": "DebtInstrumentInterestOnlyPaymentsTerm", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "durationItemType" }, "upwk_DeferredOfferingCostsIncurredButNotYetPaid": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deferred offering costs incurred but not yet paid.", "label": "Deferred Offering Costs Incurred But Not Yet Paid", "terseLabel": "Unpaid deferred offering costs" } } }, "localname": "DeferredOfferingCostsIncurredButNotYetPaid", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_DepreciationAndAmortizationExcludingAmortizationOfFinancingCosts": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Depreciation and amortization excluding amortization of financing costs.", "label": "Depreciation And Amortization Excluding Amortization Of Financing Costs", "terseLabel": "Depreciation and amortization" } } }, "localname": "DepreciationAndAmortizationExcludingAmortizationOfFinancingCosts", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_DocumentAndEntityInformationAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Document and Entity Information [Abstract]", "label": "Document And Entity Information [Abstract]", "terseLabel": "Document And Entity Information [Abstract]" } } }, "localname": "DocumentAndEntityInformationAbstract", "nsuri": "http://upwork.com/20190930", "xbrltype": "stringItemType" }, "upwk_EarningsBeforeInterestTaxesDepreciationAndAmortization": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Earnings before interest, taxes, depreciation and amortization.", "label": "Earnings Before Interest Taxes Depreciation And Amortization", "terseLabel": "EBITDA" } } }, "localname": "EarningsBeforeInterestTaxesDepreciationAndAmortization", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "upwk_EscrowFundsPayable": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Escrow funds payable.", "label": "Escrow Funds Payable", "terseLabel": "Escrow funds payable" } } }, "localname": "EscrowFundsPayable", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "upwk_ExerciseAndConversionOfRedeemablePreferredStockWarrantsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Exercise and conversion of redeemable preferred stock warrants member.", "label": "Exercise And Conversion Of Redeemable Preferred Stock Warrants [Member]", "terseLabel": "Common Stock Issuable upon Exercise and Redeemable Conversion of Preferred Stock Warrants" } } }, "localname": "ExerciseAndConversionOfRedeemablePreferredStockWarrantsMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "domainItemType" }, "upwk_FirstTermLoanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "First term loan.", "label": "First Term Loan [Member]", "terseLabel": "First Term Loan" } } }, "localname": "FirstTermLoanMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "domainItemType" }, "upwk_IncreaseDecreaseInCommonStockWarrant": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 14.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Increase (Decrease) In Common Stock Warrant", "label": "Increase (Decrease) In Common Stock Warrant", "terseLabel": "Change in fair value of Tides Foundation common stock warrant" } } }, "localname": "IncreaseDecreaseInCommonStockWarrant", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited", "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "monetaryItemType" }, "upwk_LesseeOperatingLeaseAcceleratedDepreciation": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Lessee, Operating Lease, Accelerated Depreciation", "label": "Lessee, Operating Lease, Accelerated Depreciation", "terseLabel": "Accelerated depreciation" } } }, "localname": "LesseeOperatingLeaseAcceleratedDepreciation", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived": { "auth_ref": [], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Lessee, Operating Lease, Liability, Payments, Due Less Payments To Be Received", "label": "Lessee, Operating Lease, Liability, Payments, Due Less Payments To Be Received", "totalLabel": "Total" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "upwk_LesseeOperationLeaseNumberOfLeasesExited": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Lessee, Operation Lease, Number Of Leases Exited", "label": "Lessee, Operation Lease, Number Of Leases Exited", "terseLabel": "Number of leased spaces" } } }, "localname": "LesseeOperationLeaseNumberOfLeasesExited", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "integerItemType" }, "upwk_LessorOperatingLeaseNumberOfSubleaseAgreements": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Lessor, Operating Lease, Number Of Sublease Agreements", "label": "Lessor, Operating Lease, Number Of Sublease Agreements", "terseLabel": "Number of sublease agreements" } } }, "localname": "LessorOperatingLeaseNumberOfSubleaseAgreements", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "integerItemType" }, "upwk_LettersOfCreditHeld": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Letters Of Credit Held", "label": "Letters Of Credit Held", "terseLabel": "Letters of credit held" } } }, "localname": "LettersOfCreditHeld", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesLettersofCreditDetails" ], "xbrltype": "integerItemType" }, "upwk_ManagedServicesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Managed services.", "label": "Managed Services [Member]", "terseLabel": "Managed services" } } }, "localname": "ManagedServicesMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "domainItemType" }, "upwk_MarketPlaceMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Market place.", "label": "Market Place [Member]", "terseLabel": "Marketplace" } } }, "localname": "MarketPlaceMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "domainItemType" }, "upwk_NumberOfMonthlyInstallmentsOfPrincipalAndInterest": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of monthly installments of principal and interest.", "label": "Number Of Monthly Installments Of Principal And Interest", "terseLabel": "Number of equal monthly installments of principal and interest" } } }, "localname": "NumberOfMonthlyInstallmentsOfPrincipalAndInterest", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "integerItemType" }, "upwk_NumberOfNonCancelableOperatingLeaseAgreements": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of non-cancelable operating lease agreements.", "label": "Number Of Non Cancelable Operating Lease Agreements", "terseLabel": "Number of non-cancellable operating lease agreements" } } }, "localname": "NumberOfNonCancelableOperatingLeaseAgreements", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "integerItemType" }, "upwk_NumberOfOperatingPlatformsConsolidated": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of operating platforms consolidated.", "label": "Number Of Operating Platforms Consolidated", "terseLabel": "Number of operating platforms consolidated" } } }, "localname": "NumberOfOperatingPlatformsConsolidated", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "integerItemType" }, "upwk_OptionsIssuedAndOutstandingMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Options issued and outstanding.", "label": "Options Issued And Outstanding [Member]", "terseLabel": "Options issued and outstanding" } } }, "localname": "OptionsIssuedAndOutstandingMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "upwk_PaymentsOfDeferredOfferingCosts": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Payments of deferred offering costs.", "label": "Payments Of Deferred Offering Costs", "negatedTerseLabel": "Payments of costs related to the initial public offering" } } }, "localname": "PaymentsOfDeferredOfferingCosts", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_PreferredAndCommonStockWarrantsTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Preferred and common stock warrants.", "label": "Preferred And Common Stock Warrants [Text Block]", "terseLabel": "Preferred and Common Stock Warrants" } } }, "localname": "PreferredAndCommonStockWarrantsTextBlock", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrants" ], "xbrltype": "textBlockItemType" }, "upwk_ProceedsFromExercisesOfStockOptionsAndCommonStockWarrant": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Proceeds from exercises of stock options and common stock warrant.", "label": "Proceeds From Exercises Of Stock Options And Common Stock Warrant", "terseLabel": "Proceeds from exercises of stock options and common stock warrants" } } }, "localname": "ProceedsFromExercisesOfStockOptionsAndCommonStockWarrant", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "upwk_ProvisionForTransactionLosses": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 4.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Provision For Transaction Losses", "label": "Provision For Transaction Losses", "terseLabel": "Provision for transaction losses" } } }, "localname": "ProvisionForTransactionLosses", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "upwk_RedeemableConvertiblePreferredStockWarrantLiabilityMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Redeemable convertible preferred stock warrant liability.", "label": "Redeemable Convertible Preferred Stock Warrant Liability [Member]", "terseLabel": "Redeemable Convertible Preferred Stock Warrant Liability" } } }, "localname": "RedeemableConvertiblePreferredStockWarrantLiabilityMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "upwk_RedeemableConvertiblePreferredStockWarrantsTwoMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Redeemable convertible preferred stock warrants, two.", "label": "Redeemable Convertible Preferred Stock Warrants Two [Member]", "terseLabel": "Redeemable Convertible Preferred Stock Warrants" } } }, "localname": "RedeemableConvertiblePreferredStockWarrantsTwoMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "upwk_RestOfWorldMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Rest of world.", "label": "Rest Of World [Member]", "terseLabel": "Rest of world" } } }, "localname": "RestOfWorldMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "upwk_RestrictedStockUnitsIssuedAndOutstandingMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Restricted Stock Units Issued And Outstanding [Member]", "label": "Restricted Stock Units Issued And Outstanding [Member]", "terseLabel": "RSUs issued and outstanding" } } }, "localname": "RestrictedStockUnitsIssuedAndOutstandingMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "upwk_SanFranciscoCaliforniaMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "San Francisco, California [Member]", "label": "San Francisco, California [Member]", "terseLabel": "San Francisco" } } }, "localname": "SanFranciscoCaliforniaMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "upwk_SantaClaraCaliforniaMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Santa Clara, California [Member]", "label": "Santa Clara, California [Member]", "terseLabel": "Santa Clara" } } }, "localname": "SantaClaraCaliforniaMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "domainItemType" }, "upwk_SecondTermLoanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Second term loan.", "label": "Second Term Loan [Member]", "terseLabel": "Second Term Loan" } } }, "localname": "SecondTermLoanMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "domainItemType" }, "upwk_SeriesA1RedeemableConvertiblePreferredStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Series A-1 redeemable convertible preferred stock.", "label": "Series A1 Redeemable Convertible Preferred Stock [Member]", "terseLabel": "Series A-1 Redeemable Convertible Preferred Stock" } } }, "localname": "SeriesA1RedeemableConvertiblePreferredStockMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "upwk_SeriesA2RedeemableConvertiblePreferredStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Series A-2 redeemable convertible preferred stock.", "label": "Series A2 Redeemable Convertible Preferred Stock [Member]", "terseLabel": "Series A-2 Redeemable Convertible Preferred Stock" } } }, "localname": "SeriesA2RedeemableConvertiblePreferredStockMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "upwk_StockIssuedDuringPeriodSharesWarrantExercises": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Stock Issued During Period, Shares, Warrant Exercises", "label": "Stock Issued During Period, Shares, Warrant Exercises", "terseLabel": "Number of shares issued resulting from exercise (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesWarrantExercises", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails", "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "sharesItemType" }, "upwk_TemporaryEquityNoteDisclosureTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Temporary equity note disclosure.", "label": "Temporary Equity Note Disclosure [Text Block]", "terseLabel": "Redeemable Convertible Preferred Stock" } } }, "localname": "TemporaryEquityNoteDisclosureTextBlock", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/RedeemableConvertiblePreferredStock" ], "xbrltype": "textBlockItemType" }, "upwk_TidesFoundationMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tides foundation.", "label": "Tides Foundation [Member]", "terseLabel": "Tides Foundation" } } }, "localname": "TidesFoundationMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "domainItemType" }, "upwk_WarrantToPurchaseCommonStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Warrant to purchase common stock.", "label": "Warrant To Purchase Common Stock [Member]", "terseLabel": "Warrant to purchase common stock" } } }, "localname": "WarrantToPurchaseCommonStockMember", "nsuri": "http://upwork.com/20190930", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "us-gaap_AccountingPoliciesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Accounting Policies [Abstract]", "terseLabel": "Accounting Policies [Abstract]" } } }, "localname": "AccountingPoliciesAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_AccountsPayableCurrent": { "auth_ref": [ "r26" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccountsReceivableNetCurrent": { "auth_ref": [ "r14", "r162" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.", "label": "Accounts Receivable, Net, Current", "terseLabel": "Trade and client receivables \u2013 net of allowance of $2,219 and $2,832 as of September 30, 2019 and December 31, 2018, respectively" } } }, "localname": "AccountsReceivableNetCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments": { "auth_ref": [ "r70" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 13.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method.", "label": "Accretion (Amortization) of Discounts and Premiums, Investments", "negatedTerseLabel": "Amortization of discount on purchases of marketable securities" } } }, "localname": "AccretionAmortizationOfDiscountsAndPremiumsInvestments", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": { "auth_ref": [ "r24", "r129" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails": { "order": 2.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.", "label": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment", "negatedLabel": "Less: accumulated depreciation" } } }, "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdditionalPaidInCapitalCommonStock": { "auth_ref": [ "r15" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.", "label": "Additional Paid in Capital, Common Stock", "terseLabel": "Additional paid-in capital" } } }, "localname": "AdditionalPaidInCapitalCommonStock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdditionalPaidInCapitalMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.", "label": "Additional Paid-in Capital [Member]", "terseLabel": "Additional Paid-in Capital" } } }, "localname": "AdditionalPaidInCapitalMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "domainItemType" }, "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": { "auth_ref": [ "r174", "r176", "r196", "r197" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of increase to additional paid-in capital (APIC) from recognition of equity-based compensation.", "label": "Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition", "terseLabel": "Stock-based compensation expense" } } }, "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "monetaryItemType" }, "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 loss to net cash provided by (used in) operating activities:" } } }, "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_AllocatedShareBasedCompensationExpense": { "auth_ref": [ "r176", "r193", "r195" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.", "label": "Allocated Share-based Compensation Expense", "terseLabel": "Share-based expense", "verboseLabel": "Total stock-based compensation" } } }, "localname": "AllocatedShareBasedCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails", "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent": { "auth_ref": [ "r39", "r114" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.", "label": "Allowance for Doubtful Accounts Receivable, Current", "terseLabel": "Allowance for doubtful accounts" } } }, "localname": "AllowanceForDoubtfulAccountsReceivableCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_AmortizationOfFinancingCosts": { "auth_ref": [ "r50", "r69", "r228" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense attributable to debt issuance costs.", "label": "Amortization of Debt Issuance Costs", "terseLabel": "Amortization of debt issuance costs" } } }, "localname": "AmortizationOfFinancingCosts", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AmortizationOfIntangibleAssets": { "auth_ref": [ "r69", "r119", "r124" ], "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 of intangible assets" } } }, "localname": "AmortizationOfIntangibleAssets", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": { "auth_ref": [ "r93" ], "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": "Anti-dilutive shares excluded from computation of diluted net loss per share attributable to common stockholders (in shares)" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": { "auth_ref": [ "r93" ], "lang": { "en-US": { "role": { "documentation": "Information by type of antidilutive security.", "label": "Antidilutive Securities [Axis]", "terseLabel": "Antidilutive Securities" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "stringItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "stringItemType" }, "us-gaap_AntidilutiveSecuritiesNameDomain": { "auth_ref": [ "r93" ], "lang": { "en-US": { "role": { "documentation": "Incremental common shares attributable to securities that were not included in diluted earnings per share (EPS) because to do so would increase EPS amounts or decrease loss per share amounts for the period presented.", "label": "Antidilutive Securities, Name [Domain]", "terseLabel": "Antidilutive Securities, Name" } } }, "localname": "AntidilutiveSecuritiesNameDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "domainItemType" }, "us-gaap_Assets": { "auth_ref": [ "r108", "r260", "r272" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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", "totalLabel": "Total assets" } } }, "localname": "Assets", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Assets [Abstract]", "terseLabel": "ASSETS" } } }, "localname": "AssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsCurrent": { "auth_ref": [ "r2", "r3", "r40" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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", "totalLabel": "Total current assets" } } }, "localname": "AssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsFairValueDisclosure": { "auth_ref": [ "r218" ], "calculation": { "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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", "totalLabel": "Total financial assets" } } }, "localname": "AssetsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AwardTypeAxis": { "auth_ref": [ "r177", "r194" ], "lang": { "en-US": { "role": { "documentation": "Information by award type pertaining to equity-based compensation.", "label": "Award Type [Axis]", "terseLabel": "Award Type [Axis]" } } }, "localname": "AwardTypeAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetRelatedDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Balance Sheet Related Disclosures [Abstract]", "terseLabel": "Balance Sheet Related Disclosures [Abstract]" } } }, "localname": "BalanceSheetRelatedDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "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 of Presentation" } } }, "localname": "BasisOfAccountingPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock": { "auth_ref": [ "r87" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for the basis of presentation and significant accounting policies concepts. 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). Accounting policies describe all significant accounting policies of the reporting entity.", "label": "Basis of Presentation and Significant Accounting Policies [Text Block]", "terseLabel": "Basis of Presentation and Summary of Significant Accounting Policies" } } }, "localname": "BasisOfPresentationAndSignificantAccountingPoliciesTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CapitalExpendituresIncurredButNotYetPaid": { "auth_ref": [ "r73", "r74", "r75" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Future cash outflow to pay for purchases of fixed assets that have occurred.", "label": "Capital Expenditures Incurred but Not yet Paid", "terseLabel": "Property and equipment purchased but not yet paid" } } }, "localname": "CapitalExpendituresIncurredButNotYetPaid", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalizedComputerSoftwareAdditions": { "auth_ref": [ "r120" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Additions made to capitalized computer software costs during the period.", "label": "Capitalized Computer Software, Additions", "terseLabel": "Capitalized internal-use software and platform development costs" } } }, "localname": "CapitalizedComputerSoftwareAdditions", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails", "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalizedComputerSoftwareAmortization1": { "auth_ref": [ "r289", "r291" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense for amortization of capitalized computer software costs.", "label": "Capitalized Computer Software, Amortization", "terseLabel": "Amortization of internal-use software and platform development costs" } } }, "localname": "CapitalizedComputerSoftwareAmortization1", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalizedComputerSoftwareNet": { "auth_ref": [ "r288" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date.", "label": "Capitalized Computer Software, Net", "terseLabel": "Capitalized Computer Software, Net" } } }, "localname": "CapitalizedComputerSoftwareNet", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_Cash": { "auth_ref": [ "r22" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails": { "order": 1.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "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. Excludes cash and cash equivalents within disposal group and discontinued operation.", "label": "Cash", "terseLabel": "Cash" } } }, "localname": "Cash", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsFairValueDisclosure": { "auth_ref": [], "calculation": { "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails": { "order": 1.0, "parentTag": "us-gaap_AssetsFairValueDisclosure", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion 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.", "label": "Cash and Cash Equivalents, Fair Value Disclosure", "terseLabel": "Cash equivalents" } } }, "localname": "CashAndCashEquivalentsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "auth_ref": [ "r64", "r71", "r76" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "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 and cash equivalents, end of period", "periodStartLabel": "Cash and cash equivalents, beginning of period", "terseLabel": "Cash and cash equivalents", "totalLabel": "Total cash and cash equivalents" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails", "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS", "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": { "auth_ref": [ "r64", "r224" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "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 INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]", "terseLabel": "SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES:" } } }, "localname": "CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_ChiefExecutiveOfficerMember": { "auth_ref": [ "r236" ], "lang": { "en-US": { "role": { "documentation": "Highest ranking executive officer, who has ultimate managerial responsibility for the entity and who reports to the board of directors. In addition, the chief executive officer (CEO) may also be the chairman of the board or president.", "label": "Chief Executive Officer [Member]", "terseLabel": "Chief Executive Officer" } } }, "localname": "ChiefExecutiveOfficerMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "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" } } }, "localname": "ClassOfStockDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfWarrantOrRightAxis": { "auth_ref": [ "r86", "r153", "r154", "r175" ], "lang": { "en-US": { "role": { "documentation": "Information by type of warrant or right issued.", "label": "Class of Warrant or Right [Axis]", "terseLabel": "Class of Warrant or Right [Axis]" } } }, "localname": "ClassOfWarrantOrRightAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfWarrantOrRightDomain": { "auth_ref": [ "r80" ], "lang": { "en-US": { "role": { "documentation": "Name of the class or type of warrant or right outstanding. Warrants and rights represent derivative securities that give the holder the right to purchase securities (usually equity) from the issuer at a specific price within a certain time frame. Warrants are often included in a new debt issue to entice investors by a higher return potential. The main difference between warrants and call options is that warrants are issued and guaranteed by the company, whereas options are exchange instruments and are not issued by the company. Also, the lifetime of a warrant is often measured in years, while the lifetime of a typical option is measured in months.", "label": "Class of Warrant or Right [Domain]", "terseLabel": "Class of Warrant or Right [Domain]" } } }, "localname": "ClassOfWarrantOrRightDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1": { "auth_ref": [ "r85" ], "lang": { "en-US": { "role": { "documentation": "Exercise price per share or per unit of warrants or rights outstanding.", "label": "Class of Warrant or Right, Exercise Price of Warrants or Rights", "terseLabel": "Exercise price of warrants (in dollars per share)" } } }, "localname": "ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ClassOfWarrantOrRightLineItems": { "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 Warrant or Right [Line Items]", "terseLabel": "Class of Warrant or Right [Line Items]" } } }, "localname": "ClassOfWarrantOrRightLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights": { "auth_ref": [ "r84" ], "lang": { "en-US": { "role": { "documentation": "Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.", "label": "Class of Warrant or Right, Number of Securities Called by Warrants or Rights", "terseLabel": "Number of shares issued upon exercisable of warrants (in shares)" } } }, "localname": "ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails", "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ClassOfWarrantOrRightTable": { "auth_ref": [ "r80", "r153", "r154", "r175" ], "lang": { "en-US": { "role": { "documentation": "Disclosure for warrants or rights issued, which includes the title of issue of securities called for by warrants and rights outstanding, the aggregate amount of securities called for by warrants and rights outstanding, the date from which the warrants or rights are exercisable, and the price at which the warrant or right is exercisable.", "label": "Class of Warrant or Right [Table]", "terseLabel": "Class of Warrant or Right [Table]" } } }, "localname": "ClassOfWarrantOrRightTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_CommercialPaperMember": { "auth_ref": [ "r135" ], "lang": { "en-US": { "role": { "documentation": "Unsecured promissory note (generally negotiable) that provides institutions with short-term funds.", "label": "Commercial Paper [Member]", "terseLabel": "Commercial paper" } } }, "localname": "CommercialPaperMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_CommitmentsAndContingencies": { "auth_ref": [ "r35", "r133", "r265", "r277" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "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 (Note 5)" } } }, "localname": "CommitmentsAndContingencies", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": { "auth_ref": [ "r132", "r134" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingencies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CommonStockCapitalSharesReservedForFutureIssuance": { "auth_ref": [ "r37" ], "lang": { "en-US": { "role": { "documentation": "Aggregate number of common shares reserved for future issuance.", "label": "Common Stock, Capital Shares Reserved for Future Issuance", "terseLabel": "Common stock reserved for future issuance (in shares)" } } }, "localname": "CommonStockCapitalSharesReservedForFutureIssuance", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "sharesItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockParOrStatedValuePerShare": { "auth_ref": [ "r13" ], "lang": { "en-US": { "role": { "documentation": "Face amount or stated value per share of common stock.", "label": "Common Stock, Par or Stated Value Per Share", "terseLabel": "Common stock, par value (in dollars per share)" } } }, "localname": "CommonStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockSharesAuthorized": { "auth_ref": [ "r13" ], "lang": { "en-US": { "role": { "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.", "label": "Common Stock, Shares Authorized", "terseLabel": "Common stock, shares authorized (in shares)", "verboseLabel": "Common stock, shares authorized (in shares)" } } }, "localname": "CommonStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical", "http://upwork.com/role/CommonStockAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesIssued": { "auth_ref": [ "r13" ], "lang": { "en-US": { "role": { "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.", "label": "Common Stock, Shares, Issued", "terseLabel": "Common stock, shares issued (in shares)" } } }, "localname": "CommonStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesOutstanding": { "auth_ref": [ "r13", "r145" ], "lang": { "en-US": { "role": { "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.", "label": "Common Stock, Shares, Outstanding", "terseLabel": "Common stock, shares outstanding (in shares)" } } }, "localname": "CommonStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockValue": { "auth_ref": [ "r13" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.", "label": "Common Stock, Value, Issued", "terseLabel": "Common stock, $0.0001 par value; 490,000,000 shares authorized as of September 30, 2019 and December 31, 2018; 111,899,493 and 106,454,321 shares issued and outstanding as of September 30, 2019 and December 31, 2018, respectively" } } }, "localname": "CommonStockValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_CompensationAndEmployeeBenefitPlansTextBlock": { "auth_ref": [ "r166", "r167", "r173", "r198" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans.", "label": "Compensation and Employee Benefit Plans [Text Block]", "terseLabel": "401(k) Plan" } } }, "localname": "CompensationAndEmployeeBenefitPlansTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/Plan401k" ], "xbrltype": "textBlockItemType" }, "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_ComputerEquipmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Long lived, depreciable assets that are used in the creation, maintenance and utilization of information systems.", "label": "Computer Equipment [Member]", "terseLabel": "Computer equipment and software" } } }, "localname": "ComputerEquipmentMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ContractWithCustomerLiabilityCurrent": { "auth_ref": [ "r156", "r157", "r162" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 5.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "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, classified as current.", "label": "Contract with Customer, Liability, Current", "terseLabel": "Deferred revenue" } } }, "localname": "ContractWithCustomerLiabilityCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ContractWithCustomerSalesChannelAxis": { "auth_ref": [ "r161", "r165" ], "lang": { "en-US": { "role": { "documentation": "Information by sales channel for delivery of good or service in contract with customer.", "label": "Contract with Customer, Sales Channel [Axis]", "terseLabel": "Contract with Customer, Sales Channel" } } }, "localname": "ContractWithCustomerSalesChannelAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ContractWithCustomerSalesChannelDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Sales channel for delivery of good or service in contract with customer. Includes, but is not limited to, directly to consumer and through intermediary.", "label": "Contract with Customer, Sales Channel [Domain]", "terseLabel": "Contract with Customer, Sales Channel" } } }, "localname": "ContractWithCustomerSalesChannelDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_CostOfGoodsAndServicesSold": { "auth_ref": [ "r52" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 2.0, "parentTag": "us-gaap_GrossProfit", "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 revenue" } } }, "localname": "CostOfGoodsAndServicesSold", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_CostOfSalesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Primary financial statement caption encompassing cost of sales.", "label": "Cost of Sales [Member]", "terseLabel": "Cost of revenue" } } }, "localname": "CostOfSalesMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_CustomerRelationshipsMember": { "auth_ref": [ "r209" ], "lang": { "en-US": { "role": { "documentation": "Customer relationship that exists between an entity and its customer, for example, but not limited to, tenant relationships.", "label": "Customer Relationships [Member]", "terseLabel": "User relationships" } } }, "localname": "CustomerRelationshipsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "domainItemType" }, "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtDisclosureTextBlock": { "auth_ref": [ "r139" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/Debt" ], "xbrltype": "textBlockItemType" }, "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": "Debt, variable rate" } } }, "localname": "DebtInstrumentBasisSpreadOnVariableRate1", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentCarryingAmount": { "auth_ref": [ "r9", "r137", "r261", "r271" ], "calculation": { "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails": { "order": 1.0, "parentTag": "us-gaap_LongTermDebt", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.", "label": "Long-term Debt, Gross", "terseLabel": "Total debt" } } }, "localname": "DebtInstrumentCarryingAmount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentFaceAmount": { "auth_ref": [ "r227", "r229" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Face (par) amount of debt instrument at time of issuance.", "label": "Debt Instrument, Face Amount", "terseLabel": "Debt instrument, face amount" } } }, "localname": "DebtInstrumentFaceAmount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentTable": { "auth_ref": [ "r33", "r82", "r146", "r149", "r150", "r151", "r226", "r227", "r229", "r270" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentUnamortizedDiscount": { "auth_ref": [ "r226", "r229" ], "calculation": { "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails": { "order": 2.0, "parentTag": "us-gaap_LongTermDebt", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, after accumulated amortization, of debt discount.", "label": "Debt Instrument, Unamortized Discount", "negatedLabel": "Less: unamortized debt discount issuance costs" } } }, "localname": "DebtInstrumentUnamortizedDiscount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "percentItemType" }, "us-gaap_DefinedContributionPlanCostRecognized": { "auth_ref": [ "r172" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cost for defined contribution plan.", "label": "Defined Contribution Plan, Cost", "terseLabel": "Expense for matching contributions" } } }, "localname": "DefinedContributionPlanCostRecognized", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/Plan401kDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.", "label": "Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay", "terseLabel": "Company matching cash contributions" } } }, "localname": "DefinedContributionPlanEmployerMatchingContributionPercent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/Plan401kDetails" ], "xbrltype": "percentItemType" }, "us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Maximum amount the employee may contribute to a defined contribution plan.", "label": "Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount", "terseLabel": "Maximum annual contributions per employee" } } }, "localname": "DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/Plan401kDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_Depreciation": { "auth_ref": [ "r69", "r127" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.", "label": "Depreciation", "terseLabel": "Depreciation expense" } } }, "localname": "Depreciation", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DevelopedTechnologyRightsMember": { "auth_ref": [ "r210" ], "lang": { "en-US": { "role": { "documentation": "Rights to developed technology, which can include the right to develop, use, market, sell, or offer for sale products, compounds, or intellectual property.", "label": "Developed Technology Rights [Member]", "terseLabel": "Developed technology" } } }, "localname": "DevelopedTechnologyRightsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "domainItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DisaggregationOfRevenueTableTextBlock": { "auth_ref": [ "r161" ], "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": "Revenue by Type of Service" } } }, "localname": "DisaggregationOfRevenueTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": { "auth_ref": [ "r155", "r198" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.", "label": "Disclosure of Compensation Related Costs, Share-based Payments [Text Block]", "terseLabel": "Stock-Based Compensation" } } }, "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensation" ], "xbrltype": "textBlockItemType" }, "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Disclosure of Compensation Related Costs, Share-based Payments [Abstract]", "terseLabel": "Disclosure of Compensation Related Costs, Share-based Payments [Abstract]" } } }, "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareBasicAndDiluted": { "auth_ref": [ "r92" ], "lang": { "en-US": { "role": { "documentation": "The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.", "label": "Earnings Per Share, Basic and Diluted", "terseLabel": "Net loss per share, basic and diluted (in dollars per share)", "verboseLabel": "Net loss per share, basic and diluted (in dollars per share)" } } }, "localname": "EarningsPerShareBasicAndDiluted", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]", "terseLabel": "Denominator:" } } }, "localname": "EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareTextBlock": { "auth_ref": [ "r95" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for earnings per share.", "label": "Earnings Per Share [Text Block]", "terseLabel": "Net Loss per Share" } } }, "localname": "EarningsPerShareTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShare" ], "xbrltype": "textBlockItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems": { "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": "Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]" } } }, "localname": "EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "An Employee Stock Purchase Plan is a tax-efficient means by which employees of a corporation can purchase the corporation's stock.", "label": "Employee Stock [Member]", "terseLabel": "2018 ESPP", "verboseLabel": "Employee Stock Purchase Plan" } } }, "localname": "EmployeeStockMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails" ], "xbrltype": "domainItemType" }, "us-gaap_EmployeeStockOptionMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "An arrangement whereby an employee is entitled to receive in the future, subject to vesting and other restrictions, a number of shares in the entity at a specified price, as defined in the agreement. Although there are variations, normally, after vesting, when an option is exercised, the employee-holder pays the strike value in cash to the issuing employer-entity and receives equity shares. The equity shares can be sold into the market for cash at the current market price without restriction. Options may be used to attract, retain and incentivize employees, in addition to their regular salary and other benefits.", "label": "Employee Stock Option [Member]", "terseLabel": "Options to Purchase Common Stock" } } }, "localname": "EmployeeStockOptionMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "domainItemType" }, "us-gaap_EquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Equity [Abstract]", "terseLabel": "Equity [Abstract]" } } }, "localname": "EquityAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_EquityComponentDomain": { "auth_ref": [ "r145" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "domainItemType" }, "us-gaap_EscrowDeposit": { "auth_ref": [ "r264" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.", "label": "Escrow Deposit", "terseLabel": "Funds held in escrow, including funds in transit" } } }, "localname": "EscrowDeposit", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueAdjustmentOfWarrants": { "auth_ref": [ "r69", "r140" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense (income) related to adjustment to fair value of warrant liability.", "label": "Fair Value Adjustment of Warrants", "terseLabel": "Change in fair value of redeemable convertible preferred stock warrant liability" } } }, "localname": "FairValueAdjustmentOfWarrants", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": { "auth_ref": [ "r217", "r218", "r219", "r220", "r221", "r222" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.", "label": "Fair Value Measurements, Recurring and Nonrecurring [Table]", "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring [Table]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "auth_ref": [ "r168", "r169", "r171", "r219", "r241" ], "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" } } }, "localname": "FairValueByFairValueHierarchyLevelAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosuresTextBlock": { "auth_ref": [ "r223" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurements" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueInputsLevel1Member": { "auth_ref": [ "r168", "r169", "r171", "r219", "r242" ], "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 I" } } }, "localname": "FairValueInputsLevel1Member", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel2Member": { "auth_ref": [ "r168", "r169", "r171", "r219", "r243" ], "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 II" } } }, "localname": "FairValueInputsLevel2Member", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel3Member": { "auth_ref": [ "r168", "r169", "r171", "r219", "r244" ], "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 III" } } }, "localname": "FairValueInputsLevel3Member", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock": { "auth_ref": [ "r217", "r218", "r219" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). Where the quoted price in an active market for the identical liability is not available, the Level 1 input is the quoted price of an identical liability when traded as an asset.", "label": "Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]", "terseLabel": "Financial Liabilities Measured at Fair Value on a Recurring Basis" } } }, "localname": "FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsTables" ], "xbrltype": "textBlockItemType" }, "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 Hierarchy and NAV" } } }, "localname": "FairValueMeasurementsFairValueHierarchyDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FinancialInstrumentAxis": { "auth_ref": [], "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/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FiniteLivedIntangibleAssetUsefulLife": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Finite-Lived Intangible Asset, Useful Life", "terseLabel": "Remaining useful life" } } }, "localname": "FiniteLivedIntangibleAssetUsefulLife", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "durationItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization": { "auth_ref": [ "r123" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails": { "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/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails": { "order": 1.0, "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet", "weight": 1.0 } }, "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": "Remainder of 2019" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": { "auth_ref": [ "r125" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails": { "order": 3.0, "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet", "weight": 1.0 } }, "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": "2021" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": { "auth_ref": [ "r125" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails": { "order": 2.0, "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet", "weight": 1.0 } }, "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": "2020" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": { "auth_ref": [ "r120", "r121", "r123", "r126", "r246" ], "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" } } }, "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FiniteLivedIntangibleAssetsGross": { "auth_ref": [ "r123", "r246" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails": { "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/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsLineItems": { "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": "Finite-Lived Intangible Assets [Line Items]", "terseLabel": "Finite-Lived Intangible Assets [Line Items]" } } }, "localname": "FiniteLivedIntangibleAssetsLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": { "auth_ref": [ "r120", "r122" ], "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" } } }, "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FiniteLivedIntangibleAssetsNet": { "auth_ref": [ "r123" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 4.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "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", "terseLabel": "Intangible assets, net", "totalLabel": "Net Carrying Amount" } } }, "localname": "FiniteLivedIntangibleAssetsNet", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsEstimatedFutureAmortizationExpenseforAcquiredIntangibleAssetsDetails", "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails", "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_GainLossOnSaleOfPropertyPlantEquipment": { "auth_ref": [ "r69" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.", "label": "Gain (Loss) on Disposition of Property Plant Equipment", "negatedLabel": "Loss on disposal of fixed assets" } } }, "localname": "GainLossOnSaleOfPropertyPlantEquipment", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_GeneralAndAdministrativeExpense": { "auth_ref": [ "r53" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 3.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.", "label": "General and Administrative Expense", "terseLabel": "General and administrative" } } }, "localname": "GeneralAndAdministrativeExpense", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_GeneralAndAdministrativeExpenseMember": { "auth_ref": [ "r49" ], "lang": { "en-US": { "role": { "documentation": "Primary financial statement caption encompassing general and administrative expense.", "label": "General and Administrative Expense [Member]", "terseLabel": "General and administrative" } } }, "localname": "GeneralAndAdministrativeExpenseMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "us-gaap_Goodwill": { "auth_ref": [ "r117", "r118" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "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" } } }, "localname": "Goodwill", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_GrossProfit": { "auth_ref": [ "r51" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 1.0, "parentTag": "us-gaap_OperatingIncomeLoss", "weight": 1.0 } }, "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", "totalLabel": "Gross profit" } } }, "localname": "GrossProfit", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IPOMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "First sale of stock by a private company to the public.", "label": "IPO [Member]", "terseLabel": "IPO" } } }, "localname": "IPOMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": { "auth_ref": [ "r47", "r89", "r259", "r266", "r279" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLoss", "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", "totalLabel": "Loss before income taxes" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationAxis": { "auth_ref": [ "r131" ], "lang": { "en-US": { "role": { "documentation": "Information by location in the income statement.", "label": "Income Statement Location [Axis]", "terseLabel": "Income Statement Location" } } }, "localname": "IncomeStatementLocationAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "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" } } }, "localname": "IncomeStatementLocationDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeTaxExpenseBenefit": { "auth_ref": [ "r79", "r107", "r205" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 2.0, "parentTag": "us-gaap_NetIncomeLoss", "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)", "negatedLabel": "Income tax provision" } } }, "localname": "IncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxPolicyTextBlock": { "auth_ref": [ "r77", "r200", "r201", "r202", "r203", "r204", "r206", "r286" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.", "label": "Income Tax, Policy [Policy Text Block]", "terseLabel": "Income Taxes" } } }, "localname": "IncomeTaxPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxesPaid": { "auth_ref": [ "r66", "r72" ], "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": "Cash paid for income taxes" } } }, "localname": "IncomeTaxesPaid", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsPayable": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The increase (decrease) during the reporting period in the aggregate amount 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.", "label": "Increase (Decrease) in Accounts Payable", "terseLabel": "Accounts payable" } } }, "localname": "IncreaseDecreaseInAccountsPayable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsReceivable": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.", "label": "Increase (Decrease) in Accounts Receivable", "negatedLabel": "Trade and client receivables" } } }, "localname": "IncreaseDecreaseInAccountsReceivable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in accrued expenses, and obligations classified as other.", "label": "Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities", "terseLabel": "Accrued expenses and other liabilities" } } }, "localname": "IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInCommodityContractAssetsAndLiabilities": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 12.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The increase (decrease) during the reporting period in the assets (liabilities) created through trading commodity-based derivative instruments.", "label": "Increase (Decrease) in Commodity Contract Assets and Liabilities", "negatedLabel": "Deferred revenue" } } }, "localname": "IncreaseDecreaseInCommodityContractAssetsAndLiabilities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Increase (Decrease) in Operating Capital [Abstract]", "terseLabel": "Changes in operating assets and liabilities:" } } }, "localname": "IncreaseDecreaseInOperatingCapitalAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "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", "negatedLabel": "Prepaid expenses and other assets" } } }, "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInRestrictedCash": { "auth_ref": [ "r56", "r58" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities.", "label": "Increase (Decrease) in Restricted Cash", "negatedLabel": "Increase in restricted cash" } } }, "localname": "IncreaseDecreaseInRestrictedCash", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInStockholdersEquityRollForward": { "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 Stockholders' Equity [Roll Forward]", "terseLabel": "Increase (Decrease) in Stockholders' Equity [Roll Forward]" } } }, "localname": "IncreaseDecreaseInStockholdersEquityRollForward", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "stringItemType" }, "us-gaap_InterestExpense": { "auth_ref": [ "r45", "r106", "r225", "r228", "r268" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 2.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPaidNet": { "auth_ref": [ "r62", "r65", "r72" ], "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": "Cash paid for interest" } } }, "localname": "InterestPaidNet", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_InternetDomainNamesMember": { "auth_ref": [ "r208" ], "lang": { "en-US": { "role": { "documentation": "String of typographic characters used to describe the location of a specific individual, business, computer, or piece of information online. Formally known as the Uniform Resource Locator or URL, it is often considered to be the address of a certain World Wide Web site.", "label": "Internet Domain Names [Member]", "terseLabel": "Domain names" } } }, "localname": "InternetDomainNamesMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InvestmentTypeAxis": { "auth_ref": [ "r281", "r282", "r283", "r284" ], "lang": { "en-US": { "role": { "documentation": "Information by type of investments.", "label": "Investment Type [Axis]", "terseLabel": "Investment Type [Axis]" } } }, "localname": "InvestmentTypeAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_InvestmentTypeCategorizationMember": { "auth_ref": [ "r281", "r282", "r283", "r284" ], "lang": { "en-US": { "role": { "documentation": "Asset obtained to generate income or appreciate in value.", "label": "Investments [Domain]", "terseLabel": "Investments [Domain]" } } }, "localname": "InvestmentTypeCategorizationMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InvestmentsFairValueDisclosure": { "auth_ref": [ "r218" ], "calculation": { "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails": { "order": 2.0, "parentTag": "us-gaap_AssetsFairValueDisclosure", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.", "label": "Investments, Fair Value Disclosure", "terseLabel": "Marketable securities" } } }, "localname": "InvestmentsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseholdImprovementsMember": { "auth_ref": [ "r128" ], "lang": { "en-US": { "role": { "documentation": "Additions or improvements to assets held under a lease arrangement.", "label": "Leasehold Improvements [Member]", "terseLabel": "Leasehold improvements" } } }, "localname": "LeaseholdImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_LesseeLeaseDescriptionLineItems": { "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": "Lessee, Lease, Description [Line Items]", "terseLabel": "Lessee, Lease, Description [Line Items]" } } }, "localname": "LesseeLeaseDescriptionLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LesseeLeaseDescriptionTable": { "auth_ref": [ "r230" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about lessee's leases.", "label": "Lessee, Lease, Description [Table]", "terseLabel": "Lessee, Lease, Description [Table]" } } }, "localname": "LesseeLeaseDescriptionTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": { "auth_ref": [ "r232" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.", "label": "Lessee, Operating Lease, Liability, Maturity [Table Text Block]", "terseLabel": "Schedule of Future Aggregate Minimum Lease Payments Under Non-Cancelable Operating Leases" } } }, "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": { "auth_ref": [ "r232" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease.", "label": "Lessee, Operating Lease, Liability, Payments, Due", "terseLabel": "Total minimum lease payments" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 6.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due after Year Five", "terseLabel": "Thereafter", "verboseLabel": "Lease payment, thereafter" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r232" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months", "terseLabel": "Lease payment, year 1" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 5.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Five", "terseLabel": "2023", "verboseLabel": "Lease payment, year 5" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 4.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Four", "terseLabel": "2022", "verboseLabel": "Lease payment, year 4" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 3.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in third fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Three", "terseLabel": "2021", "verboseLabel": "Lease payment, year 3" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 2.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in second fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Two", "terseLabel": "2020", "verboseLabel": "Lease payment, year 2" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails", "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear": { "auth_ref": [ "r232" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 1.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year", "terseLabel": "Remainder of 2019" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LessorOperatingLeasePaymentsToBeReceived": { "auth_ref": [ "r234" ], "calculation": { "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails": { "order": 7.0, "parentTag": "upwk_LesseeOperatingLeaseLiabilityPaymentsDueLessPaymentsToBeReceived", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of lease payments to be received by lessor for operating lease.", "label": "Lessor, Operating Lease, Payments to be Received", "negatedTerseLabel": "Less: sublease income" } } }, "localname": "LessorOperatingLeasePaymentsToBeReceived", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesFutureAggregateMinimumLeasePaymentsUnderNonCancelableOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LettersOfCreditOutstandingAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.", "label": "Letters of Credit Outstanding, Amount", "terseLabel": "Letters of credit outstanding" } } }, "localname": "LettersOfCreditOutstandingAmount", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesLettersofCreditDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_Liabilities": { "auth_ref": [ "r29" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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", "totalLabel": "Total liabilities" } } }, "localname": "Liabilities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquity": { "auth_ref": [ "r19", "r262", "r275" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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", "totalLabel": "Total liabilities and stockholders\u2019 equity" } } }, "localname": "LiabilitiesAndStockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Liabilities and Equity [Abstract]", "terseLabel": "LIABILITIES AND STOCKHOLDERS\u2019 EQUITY" } } }, "localname": "LiabilitiesAndStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesCurrent": { "auth_ref": [ "r32" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "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", "totalLabel": "Total current liabilities" } } }, "localname": "LiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": { "auth_ref": [ "r27" ], "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": "Line of credit facility, maximum borrowing capacity" } } }, "localname": "LineOfCreditFacilityMaximumBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongTermDebt": { "auth_ref": [ "r9", "r138", "r261", "r273" ], "calculation": { "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails_1": { "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": "Balance" } } }, "localname": "LongTermDebt", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongTermDebtCurrent": { "auth_ref": [ "r28" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 }, "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails_1": { "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", "negatedLabel": "Debt, current", "terseLabel": "Debt, current" } } }, "localname": "LongTermDebtCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongTermDebtNoncurrent": { "auth_ref": [ "r33" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 }, "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails_1": { "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": "Debt, noncurrent" } } }, "localname": "LongTermDebtNoncurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongtermDebtTypeAxis": { "auth_ref": [ "r33" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeDomain": { "auth_ref": [ "r33", "r136" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "domainItemType" }, "us-gaap_MarketableSecuritiesCurrent": { "auth_ref": [ "r1", "r30" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 5.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in marketable security, classified as current.", "label": "Marketable Securities, Current", "terseLabel": "Marketable securities", "verboseLabel": "Total marketable securities" } } }, "localname": "MarketableSecuritiesCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails", "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_MarketableSecuritiesLineItems": { "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": "Marketable Securities [Line Items]", "terseLabel": "Marketable Securities [Line Items]" } } }, "localname": "MarketableSecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_MarketableSecuritiesPolicy": { "auth_ref": [ "r269" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for investment classified as marketable security.", "label": "Marketable Securities, Policy [Policy Text Block]", "terseLabel": "Marketable Securities" } } }, "localname": "MarketableSecuritiesPolicy", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_MarketableSecuritiesTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about investment in marketable security.", "label": "Marketable Securities [Table]", "terseLabel": "Marketable Securities [Table]" } } }, "localname": "MarketableSecuritiesTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_MarketableSecuritiesTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.", "label": "Marketable Securities [Table Text Block]", "terseLabel": "Marketable Securities" } } }, "localname": "MarketableSecuritiesTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_MoneyMarketFundsAtCarryingValue": { "auth_ref": [], "calculation": { "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails": { "order": 2.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Investment in short-term money-market instruments (such as commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and so forth) which are highly liquid (that is, readily convertible to known amounts of cash) and so near their maturity that they present an insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify as cash equivalents by definition. Original maturity means an original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.", "label": "Money Market Funds, at Carrying Value", "terseLabel": "Money market funds" } } }, "localname": "MoneyMarketFundsAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsCashandCashEquivalentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_MoneyMarketFundsMember": { "auth_ref": [ "r168" ], "lang": { "en-US": { "role": { "documentation": "Fund that invests in short-term money-market instruments, for example, but not limited to, commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and other highly liquid securities.", "label": "Money Market Funds [Member]", "terseLabel": "Money market funds" } } }, "localname": "MoneyMarketFundsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "auth_ref": [ "r64" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "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 financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "auth_ref": [ "r64" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "auth_ref": [ "r64", "r67", "r70" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "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": "Net cash provided by (used in) operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetIncomeLoss": { "auth_ref": [ "r42", "r43", "r48", "r70", "r94", "r267", "r278" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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", "terseLabel": "Net loss", "totalLabel": "Net loss", "verboseLabel": "Net loss" } } }, "localname": "NetIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT", "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetIncomeLossAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Net Income (Loss) Attributable to Parent [Abstract]", "terseLabel": "Numerator:" } } }, "localname": "NetIncomeLossAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "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]", "terseLabel": "Recent Accounting Pronouncements Not Yet Adopted" } } }, "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_NumberOfOperatingSegments": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.", "label": "Number of Operating Segments", "terseLabel": "Number of operating segments" } } }, "localname": "NumberOfOperatingSegments", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationAdditionalInformationDetails" ], "xbrltype": "integerItemType" }, "us-gaap_NumberOfReportableSegments": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.", "label": "Number of Reportable Segments", "terseLabel": "Number of reportable segments" } } }, "localname": "NumberOfReportableSegments", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationAdditionalInformationDetails" ], "xbrltype": "integerItemType" }, "us-gaap_OfficeEquipmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tangible personal property used in an office setting. Examples include, but are not limited to, computers, copiers and fax machine.", "label": "Office Equipment [Member]", "terseLabel": "Office furniture and fixtures" } } }, "localname": "OfficeEquipmentMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_OperatingExpenses": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 2.0, "parentTag": "us-gaap_OperatingIncomeLoss", "weight": -1.0 } }, "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", "totalLabel": "Total operating expenses" } } }, "localname": "OperatingExpenses", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingExpensesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Operating Expenses [Abstract]", "terseLabel": "Operating expenses" } } }, "localname": "OperatingExpensesAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "stringItemType" }, "us-gaap_OperatingIncomeLoss": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 1.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The net result for the period of deducting operating expenses from operating revenues.", "label": "Operating Income (Loss)", "totalLabel": "Loss from operations" } } }, "localname": "OperatingIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseCost": { "auth_ref": [ "r231", "r233" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.", "label": "Operating Lease, Cost", "terseLabel": "Rent expense" } } }, "localname": "OperatingLeaseCost", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommitmentsandContingenciesOperatingLeasesDetails" ], "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": { "auth_ref": [ "r0", "r216" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.", "label": "Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]", "terseLabel": "Organization and Description of Business" } } }, "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusiness" ], "xbrltype": "textBlockItemType" }, "us-gaap_OtherAccruedLiabilitiesCurrent": { "auth_ref": [ "r4", "r5", "r6", "r31" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails": { "order": 6.0, "parentTag": "upwk_AccruedExpensesAndOtherCurrentLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.", "label": "Other Accrued Liabilities, Current", "terseLabel": "Other" } } }, "localname": "OtherAccruedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsAccruedExpensesandOtherCurrentLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherAssetsNoncurrent": { "auth_ref": [ "r25" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 5.0, "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 assets, noncurrent" } } }, "localname": "OtherAssetsNoncurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilitiesNoncurrent": { "auth_ref": [ "r34" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "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 liabilities, noncurrent" } } }, "localname": "OtherLiabilitiesNoncurrent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherNonoperatingIncomeExpense": { "auth_ref": [ "r55" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 3.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of income (expense) related to nonoperating activities, classified as other.", "label": "Other Nonoperating Income (Expense)", "negatedLabel": "Other (income) expense, net", "negatedTerseLabel": "Other (income) expense, net" } } }, "localname": "OtherNonoperatingIncomeExpense", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OverAllotmentOptionMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Right given to the underwriter to sell additional shares over the initial allotment.", "label": "Over-Allotment Option [Member]", "terseLabel": "Underwriters' Option" } } }, "localname": "OverAllotmentOptionMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PaymentsToAcquireMarketableSecurities": { "auth_ref": [ "r116" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow for purchase of marketable security.", "label": "Payments to Acquire Marketable Securities", "negatedTerseLabel": "Purchases of marketable securities" } } }, "localname": "PaymentsToAcquireMarketableSecurities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "auth_ref": [ "r57" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "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", "negatedLabel": "Purchases of property and equipment" } } }, "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToDevelopSoftware": { "auth_ref": [ "r57" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization.", "label": "Payments to Develop Software", "negatedLabel": "Internal-use software and platform development costs" } } }, "localname": "PaymentsToDevelopSoftware", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PlanNameAxis": { "auth_ref": [ "r177", "r194" ], "lang": { "en-US": { "role": { "documentation": "Information by plan name pertaining to equity-based compensation arrangements.", "label": "Plan Name [Axis]", "terseLabel": "Plan Name [Axis]" } } }, "localname": "PlanNameAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails", "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PlanNameDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Name of the equity-based compensation arrangement plan.", "label": "Plan Name [Domain]", "terseLabel": "Plan Name [Domain]" } } }, "localname": "PlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails", "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": { "auth_ref": [ "r2", "r20", "r21" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 4.0, "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PrimeRateMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Interest rate charged by financial institutions to their most creditworthy borrowers.", "label": "Prime Rate [Member]", "terseLabel": "Prime Rate" } } }, "localname": "PrimeRateMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ProceedsFromDebtNetOfIssuanceCosts": { "auth_ref": [ "r60" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.", "label": "Proceeds from Debt, Net of Issuance Costs", "terseLabel": "Net proceeds" } } }, "localname": "ProceedsFromDebtNetOfIssuanceCosts", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromLinesOfCredit": { "auth_ref": [ "r60", "r83" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.", "label": "Proceeds from Lines of Credit", "terseLabel": "Proceeds from borrowings on debt" } } }, "localname": "ProceedsFromLinesOfCredit", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited", "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period.", "label": "Proceeds from Sale and Maturity of Marketable Securities", "terseLabel": "Sale of marketable securities" } } }, "localname": "ProceedsFromSaleAndMaturityOfMarketableSecurities", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromStockPlans": { "auth_ref": [ "r59" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the amount received from the stock plan during the period.", "label": "Proceeds from Stock Plans", "terseLabel": "Proceeds from employee stock purchase plan" } } }, "localname": "ProceedsFromStockPlans", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromWarrantExercises": { "auth_ref": [ "r59" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the amount received from holders exercising their stock warrants.", "label": "Proceeds from Warrant Exercises", "terseLabel": "Cost of warrant exercised" } } }, "localname": "ProceedsFromWarrantExercises", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProfitLoss": { "auth_ref": [ "r42", "r43", "r63", "r108", "r109", "r211", "r212", "r213", "r214", "r215" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "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", "terseLabel": "Net loss" } } }, "localname": "ProfitLoss", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentByTypeAxis": { "auth_ref": [ "r24", "r130" ], "lang": { "en-US": { "role": { "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.", "label": "Property, Plant and Equipment, Type [Axis]", "terseLabel": "Property, Plant and Equipment, Type" } } }, "localname": "PropertyPlantAndEquipmentByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentGross": { "auth_ref": [ "r23", "r128" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails": { "order": 1.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business 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, Gross", "terseLabel": "Total property and equipment" } } }, "localname": "PropertyPlantAndEquipmentGross", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentLineItems": { "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": "Property, Plant and Equipment [Line Items]", "terseLabel": "Property, Plant and Equipment [Line Items]" } } }, "localname": "PropertyPlantAndEquipmentLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentNet": { "auth_ref": [ "r7", "r8", "r130", "r276" ], "calculation": { "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 2.0, "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 and equipment, net", "totalLabel": "Property and equipment, net" } } }, "localname": "PropertyPlantAndEquipmentNet", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails", "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentTextBlock": { "auth_ref": [ "r7", "r130" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Property, Plant and Equipment [Table Text Block]", "terseLabel": "Property and Equipment, Net" } } }, "localname": "PropertyPlantAndEquipmentTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTypeDomain": { "auth_ref": [ "r7", "r128" ], "lang": { "en-US": { "role": { "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.", "label": "Property, Plant and Equipment, Type [Domain]", "terseLabel": "Property, Plant and Equipment, Type" } } }, "localname": "PropertyPlantAndEquipmentTypeDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ProvisionForDoubtfulAccounts": { "auth_ref": [ "r54", "r158" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.", "label": "Provision for Doubtful Accounts", "terseLabel": "Provision for transaction losses" } } }, "localname": "ProvisionForDoubtfulAccounts", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_RelatedPartyDomain": { "auth_ref": [ "r238" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "domainItemType" }, "us-gaap_RelatedPartyTransactionsByRelatedPartyAxis": { "auth_ref": [ "r170", "r235", "r237", "r247", "r248", "r249", "r250", "r251", "r252", "r253", "r254", "r255", "r256", "r257", "r258" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails" ], "xbrltype": "stringItemType" }, "us-gaap_RepaymentsOfDebt": { "auth_ref": [ "r61" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.", "label": "Repayments of Debt", "negatedTerseLabel": "Repayment of debt", "terseLabel": "Repayment of debt" } } }, "localname": "RepaymentsOfDebt", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited", "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ResearchAndDevelopmentExpense": { "auth_ref": [ "r199", "r290" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 1.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.", "label": "Research and Development Expense", "terseLabel": "Research and development" } } }, "localname": "ResearchAndDevelopmentExpense", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ResearchAndDevelopmentExpenseMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Primary financial statement caption in which the reported facts about research and development expense have been included.", "label": "Research and Development Expense [Member]", "terseLabel": "Research and development(1)" } } }, "localname": "ResearchAndDevelopmentExpenseMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "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", "verboseLabel": "RSUs" } } }, "localname": "RestrictedStockUnitsRSUMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails", "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "domainItemType" }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "auth_ref": [ "r16", "r152", "r274" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings (Accumulated Deficit)", "terseLabel": "Accumulated deficit" } } }, "localname": "RetainedEarningsAccumulatedDeficit", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_RetainedEarningsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings [Member]", "terseLabel": "Accumulated Deficit" } } }, "localname": "RetainedEarningsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "domainItemType" }, "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": { "auth_ref": [ "r159", "r160", "r161" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 1.0, "parentTag": "us-gaap_GrossProfit", "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": "Revenue" } } }, "localname": "RevenueFromContractWithCustomerExcludingAssessedTax", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails", "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyTypeofServiceDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock": { "auth_ref": [ "r111" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.", "label": "Revenue from External Customers by Geographic Areas [Table Text Block]", "terseLabel": "Revenue by Geographic Area Based on Billing Address of Freelancers and Clients" } } }, "localname": "RevenueFromExternalCustomersByGeographicAreasTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems": { "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": "Revenues from External Customers and Long-Lived Assets [Line Items]", "terseLabel": "Revenues from External Customers and Long-Lived Assets [Line Items]" } } }, "localname": "RevenuesFromExternalCustomersAndLongLivedAssetsLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SaleOfStockConsiderationReceivedOnTransaction": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Cash received on stock transaction after deduction of issuance costs.", "label": "Sale of Stock, Consideration Received on Transaction", "terseLabel": "Consideration received on stock transaction" } } }, "localname": "SaleOfStockConsiderationReceivedOnTransaction", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_SaleOfStockNameOfTransactionDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Sale of the entity's stock, including, but not limited to, initial public offering (IPO) and private placement.", "label": "Sale of Stock [Domain]", "terseLabel": "Sale of Stock [Domain]" } } }, "localname": "SaleOfStockNameOfTransactionDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.", "label": "Sale of Stock, Number of Shares Issued in Transaction", "terseLabel": "Number of shares issued in stock transaction (in shares)" } } }, "localname": "SaleOfStockNumberOfSharesIssuedInTransaction", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_SaleOfStockPricePerShare": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.", "label": "Sale of Stock, Price Per Share", "terseLabel": "Price per share of stock transaction (in dollars per share)" } } }, "localname": "SaleOfStockPricePerShare", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_SalesChannelDirectlyToConsumerMember": { "auth_ref": [ "r161", "r165" ], "lang": { "en-US": { "role": { "documentation": "Contract with customer in which good or service is transferred directly to consumer.", "label": "Sales Channel, Directly to Consumer [Member]", "terseLabel": "Clients" } } }, "localname": "SalesChannelDirectlyToConsumerMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SalesChannelThroughIntermediaryMember": { "auth_ref": [ "r161", "r165" ], "lang": { "en-US": { "role": { "documentation": "Contract with customer in which good or service is transferred through intermediary.", "label": "Sales Channel, Through Intermediary [Member]", "terseLabel": "Freelancers" } } }, "localname": "SalesChannelThroughIntermediaryMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the components of accrued liabilities.", "label": "Schedule of Accrued Liabilities [Table Text Block]", "terseLabel": "Accrued Expenses and Other Current Liabilities" } } }, "localname": "ScheduleOfAccruedLiabilitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock": { "auth_ref": [ "r120" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company.", "label": "Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]", "terseLabel": "Intangible Assets, Net" } } }, "localname": "ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable": { "auth_ref": [ "r93" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock": { "auth_ref": [ "r93" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of 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 Text Block]", "terseLabel": "Schedule of Potentially Dilutive Shares Excluded from Computation of Diluted Net Loss Per Share Attributable to Common Stockholders" } } }, "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the components of cash and cash equivalents.", "label": "Schedule of Cash and Cash Equivalents [Table Text Block]", "terseLabel": "Cash and Cash Equivalents" } } }, "localname": "ScheduleOfCashAndCashEquivalentsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDebtInstrumentsTextBlock": { "auth_ref": [ "r33", "r82", "r146", "r149", "r150", "r151", "r226", "r227", "r229", "r270" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of long-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 entity, if longer.", "label": "Schedule of Long-term Debt Instruments [Table Text Block]", "terseLabel": "Summary of Carrying Value of Debt" } } }, "localname": "ScheduleOfDebtInstrumentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/DebtTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": { "auth_ref": [ "r94" ], "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 Basic and Diluted Net Loss Per Share Attributable to Common Stockholders" } } }, "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable": { "auth_ref": [ "r176", "r192", "r195" ], "lang": { "en-US": { "role": { "documentation": "Schedule that sets forth the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.", "label": "Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]", "terseLabel": "Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]" } } }, "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock": { "auth_ref": [ "r176", "r192", "r195" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.", "label": "Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]", "terseLabel": "Summary of Components of Stock-Based Compensation Expense Recognized" } } }, "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable": { "auth_ref": [ "r120", "r122" ], "lang": { "en-US": { "role": { "documentation": "Schedule of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.", "label": "Schedule of Finite-Lived Intangible Assets [Table]", "terseLabel": "Schedule of Finite-Lived Intangible Assets [Table]" } } }, "localname": "ScheduleOfFiniteLivedIntangibleAssetsTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock": { "auth_ref": [ "r88", "r90", "r91", "r96", "r97", "r98" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items.", "label": "Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]", "terseLabel": "Schedule of New Accounting Pronouncements" } } }, "localname": "ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": { "auth_ref": [ "r24", "r130" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Property, Plant and Equipment [Table]", "terseLabel": "Property, Plant and Equipment [Table]" } } }, "localname": "ScheduleOfPropertyPlantAndEquipmentTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable": { "auth_ref": [ "r44", "r46", "r112" ], "lang": { "en-US": { "role": { "documentation": "Schedule of material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries.", "label": "Schedule of Revenues from External Customers and Long-Lived Assets [Table]", "terseLabel": "Schedule of Revenues from External Customers and Long-Lived Assets [Table]" } } }, "localname": "ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformationRevenuebyGeographicAreaBasedonBillingAddressofFreelancersandClientsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": { "auth_ref": [ "r177", "r194" ], "lang": { "en-US": { "role": { "documentation": "Components of an equity-based arrangement under which compensation is awarded to employees, typically comprised of compensation expense; changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan; and cash flow effects resulting from the equity-based payment arrangement. Component disclosures are by type of award and plan name.", "label": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]", "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]" } } }, "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock": { "auth_ref": [ "r180" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.", "label": "Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]", "terseLabel": "Summary of Activity under RSU Plans" } } }, "localname": "ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": { "auth_ref": [ "r180", "r189", "r190" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.", "label": "Share-based Compensation, Stock Options, Activity [Table Text Block]", "terseLabel": "Summary of Activity under Stock Option Plans" } } }, "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfStockByClassTable": { "auth_ref": [ "r36", "r81", "r141", "r143", "r144", "r146", "r147", "r148", "r149", "r150", "r151", "r152" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfStockByClassTextBlock": { "auth_ref": [ "r11", "r12", "r13", "r78", "r142", "r143", "r144", "r146", "r147", "r148", "r149", "r150", "r151", "r152" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of an entity's stock, including par or stated value per share, number and dollar amount of share subscriptions, shares authorized, shares issued, shares outstanding, number and dollar amount of shares held in an employee trust, dividend per share, total dividends, share conversion features, par value plus additional paid in capital, the value of treasury stock and other information necessary to a fair presentation, and EPS information. Stock by class includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. 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. If more than one issue is outstanding, state the title of each issue and the corresponding dollar amount; dollar amount of any shares subscribed but unissued and the deduction of subscriptions receivable there from; number of shares authorized, issued, and outstanding.", "label": "Schedule of Stock by Class [Table Text Block]", "terseLabel": "Summary of Common Stock Shares Reserved for Future Issuance" } } }, "localname": "ScheduleOfStockByClassTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock": { "auth_ref": [ "r122" ], "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": "Estimated Future Amortization Expense for Acquired Intangible Assets" } } }, "localname": "ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsTables" ], "xbrltype": "textBlockItemType" }, "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_SegmentReportingDisclosureTextBlock": { "auth_ref": [ "r113" ], "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 and Geographical Information" } } }, "localname": "SegmentReportingDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SegmentandGeographicalInformation" ], "xbrltype": "textBlockItemType" }, "us-gaap_SellingAndMarketingExpense": { "auth_ref": [], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS": { "order": 2.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate total amount of expenses directly related to the marketing or selling of products or services.", "label": "Selling and Marketing Expense", "terseLabel": "Sales and marketing" } } }, "localname": "SellingAndMarketingExpense", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" ], "xbrltype": "monetaryItemType" }, "us-gaap_SellingAndMarketingExpenseMember": { "auth_ref": [ "r49" ], "lang": { "en-US": { "role": { "documentation": "Primary financial statement caption encompassing selling and marketing expense.", "label": "Selling and Marketing Expense [Member]", "terseLabel": "Sales and marketing" } } }, "localname": "SellingAndMarketingExpenseMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationStockBasedCompensationExpenseDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensation": { "auth_ref": [ "r68" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.", "label": "Share-based Compensation", "terseLabel": "Stock-based compensation expense" } } }, "localname": "ShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": { "auth_ref": [ "r184" ], "lang": { "en-US": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period", "negatedTerseLabel": "Forfeited and Canceled (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": { "auth_ref": [ "r188" ], "lang": { "en-US": { "role": { "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value", "terseLabel": "Forfeited and Canceled (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": { "auth_ref": [ "r186" ], "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": "Granted (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r186" ], "lang": { "en-US": { "role": { "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued 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, Weighted Average Grant Date Fair Value", "terseLabel": "Granted (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": { "auth_ref": [ "r185" ], "lang": { "en-US": { "role": { "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number", "periodEndLabel": "Unvested Balance at end of period (in shares)", "periodStartLabel": "Unvested Balance at beginning of period (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": { "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": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]", "terseLabel": "Number of RSUs Outstanding" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": { "auth_ref": [ "r185" ], "lang": { "en-US": { "role": { "documentation": "The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value", "periodEndLabel": "Unvested Balance at end of period (in dollars per share)", "periodStartLabel": "Unvested Balance at beginning of period (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": { "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": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]", "terseLabel": "Weighted-Average Grant Date Fair Value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": { "auth_ref": [ "r187" ], "lang": { "en-US": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period", "negatedTerseLabel": "Vested (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r187" ], "lang": { "en-US": { "role": { "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value", "terseLabel": "Vested (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": { "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": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of additional shares authorized for issuance under an established share-based compensation plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized", "terseLabel": "Increase in number of shares available for issuance (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails", "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": { "auth_ref": [ "r178" ], "lang": { "en-US": { "role": { "documentation": "The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized", "terseLabel": "Option to purchase shares of common stock, granted (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": { "auth_ref": [ "r184" ], "lang": { "en-US": { "role": { "documentation": "The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period", "negatedLabel": "Forfeited and canceled (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": { "auth_ref": [ "r194" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value", "terseLabel": "Aggregate Intrinsic Value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": { "auth_ref": [ "r182", "r194" ], "lang": { "en-US": { "role": { "documentation": "Number of options outstanding, including both vested and non-vested options.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number", "periodEndLabel": "Balances at end of period (in shares)", "periodStartLabel": "Balances at beginning of period (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward": { "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": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]", "terseLabel": "Number of Shares Underlying Outstanding Options" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": { "auth_ref": [ "r181" ], "lang": { "en-US": { "role": { "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price", "periodEndLabel": "Balances at beginning of period (in dollars per share)", "periodStartLabel": "Balances at beginning of period (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]", "terseLabel": "Weighted-Average Exercise Price" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": { "auth_ref": [ "r175", "r179" ], "lang": { "en-US": { "role": { "documentation": "Equity-based compensation award.", "label": "Equity Award [Domain]", "terseLabel": "Equity Award [Domain]" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/StockBasedCompensationActivityunderRSUPlansDetails", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares.", "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price", "terseLabel": "Exercised (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.", "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price", "terseLabel": "Forfeited and canceled (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2": { "auth_ref": [ "r191" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term", "terseLabel": "Weighted-Average Remaining Contractual Term (Years)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharesIssued": { "auth_ref": [ "r145" ], "lang": { "en-US": { "role": { "documentation": "Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.", "label": "Shares, Issued", "periodEndLabel": "Ending balance (in shares)", "periodStartLabel": "Beginning balance (in shares)" } } }, "localname": "SharesIssued", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "sharesItemType" }, "us-gaap_SoftwareAndSoftwareDevelopmentCostsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Purchased software applications and internally developed software for sale, licensing or long-term internal use.", "label": "Software and Software Development Costs [Member]", "terseLabel": "Internal-use software and platform development" } } }, "localname": "SoftwareAndSoftwareDevelopmentCostsMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsPropertyandEquipmentNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_StatementClassOfStockAxis": { "auth_ref": [ "r11", "r12", "r13", "r145" ], "lang": { "en-US": { "role": { "documentation": "Information by the different classes of stock of the entity.", "label": "Class of Stock [Axis]", "terseLabel": "Class of Stock" } } }, "localname": "StatementClassOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CommonStockSummaryofCommonStockSharesReservedforFutureIssuanceDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_StatementEquityComponentsAxis": { "auth_ref": [ "r38", "r145" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "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/2018-01-31", "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/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Statement of Stockholders' Equity [Abstract]", "terseLabel": "Statement of Stockholders' Equity [Abstract]" } } }, "localname": "StatementOfStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "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/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "stringItemType" }, "us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans": { "auth_ref": [ "r12", "r13", "r145", "r152" ], "lang": { "en-US": { "role": { "documentation": "Number of shares issued during the period as a result of an employee stock purchase plan.", "label": "Stock Issued During Period, Shares, Employee Stock Purchase Plans", "terseLabel": "Issuance of common stock in connection with employee stock purchase plan (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT", "http://upwork.com/role/StockBasedCompensationEmployeeStockPurchasePlanDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross": { "auth_ref": [ "r145", "r152" ], "lang": { "en-US": { "role": { "documentation": "Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.", "label": "Stock Issued During Period, Shares, Restricted Stock Award, Gross", "terseLabel": "Issuance of common stock for settlement of RSUs (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardGross", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": { "auth_ref": [ "r12", "r13", "r145", "r152", "r183" ], "lang": { "en-US": { "role": { "documentation": "Number of share options (or share units) exercised during the current period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period", "negatedLabel": "Exercised (in shares)", "terseLabel": "Issuance of common stock upon exercise of stock options and common stock warrants (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT", "http://upwork.com/role/StockBasedCompensationActivityunderStockOptionPlansDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan": { "auth_ref": [ "r12", "r13", "r145", "r152" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.", "label": "Stock Issued During Period, Value, Employee Stock Purchase Plan", "terseLabel": "Issuance of common stock in connection with employee stock purchase plan" } } }, "localname": "StockIssuedDuringPeriodValueEmployeeStockPurchasePlan", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised": { "auth_ref": [ "r38", "r145", "r152" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of stock issued as a result of the exercise of stock options.", "label": "Stock Issued During Period, Value, Stock Options Exercised", "terseLabel": "Issuance of common stock upon exercise of stock options" } } }, "localname": "StockIssuedDuringPeriodValueStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquity": { "auth_ref": [ "r13", "r17", "r18", "r115" ], "calculation": { "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.", "label": "Stockholders' Equity Attributable to Parent", "periodEndLabel": "Ending balance", "periodStartLabel": "Beginning balance", "totalLabel": "Total stockholders\u2019 equity" } } }, "localname": "StockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS", "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Stockholders' Equity Attributable to Parent [Abstract]", "terseLabel": "Stockholders\u2019 equity" } } }, "localname": "StockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.", "label": "Subsequent Event [Line Items]", "terseLabel": "Subsequent Event [Line Items]" } } }, "localname": "SubsequentEventLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event [Member]", "terseLabel": "Subsequent Event" } } }, "localname": "SubsequentEventMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventTable": { "auth_ref": [ "r239" ], "lang": { "en-US": { "role": { "documentation": "Discloses pertinent information about one or more significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued.", "label": "Subsequent Event [Table]", "terseLabel": "Subsequent Event [Table]" } } }, "localname": "SubsequentEventTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventTypeAxis": { "auth_ref": [ "r239" ], "lang": { "en-US": { "role": { "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Axis]", "terseLabel": "Subsequent Event Type" } } }, "localname": "SubsequentEventTypeAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventTypeDomain": { "auth_ref": [ "r239" ], "lang": { "en-US": { "role": { "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Domain]", "terseLabel": "Subsequent Event Type" } } }, "localname": "SubsequentEventTypeDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/PreferredandCommonStockWarrantsCommonStockWarrantDetails", "http://upwork.com/role/SubsequentEventsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Subsequent Events [Abstract]", "terseLabel": "Subsequent Events [Abstract]" } } }, "localname": "SubsequentEventsAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventsTextBlock": { "auth_ref": [ "r240" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.", "label": "Subsequent Events [Text Block]", "terseLabel": "Subsequent Events" } } }, "localname": "SubsequentEventsTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/SubsequentEvents" ], "xbrltype": "textBlockItemType" }, "us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Different names of stock transactions and the different attributes of each transaction.", "label": "Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table]", "terseLabel": "Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table]" } } }, "localname": "SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SubsidiarySaleOfStockAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by type of sale of the entity's stock.", "label": "Sale of Stock [Axis]", "terseLabel": "Sale of Stock [Axis]" } } }, "localname": "SubsidiarySaleOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SubsidiarySaleOfStockLineItems": { "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": "Subsidiary, Sale of Stock [Line Items]", "terseLabel": "Subsidiary, Sale of Stock [Line Items]" } } }, "localname": "SubsidiarySaleOfStockLineItems", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/OrganizationandDescriptionofBusinessDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SupplementalBalanceSheetDisclosuresTextBlock": { "auth_ref": [ "r41" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity.", "label": "Supplemental Balance Sheet Disclosures [Text Block]", "terseLabel": "Balance Sheet Components" } } }, "localname": "SupplementalBalanceSheetDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponents" ], "xbrltype": "textBlockItemType" }, "us-gaap_SupplementalCashFlowInformationAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Supplemental Cash Flow Information [Abstract]", "terseLabel": "SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:" } } }, "localname": "SupplementalCashFlowInformationAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWSUnaudited" ], "xbrltype": "stringItemType" }, "us-gaap_TemporaryEquityCarryingAmountAttributableToParent": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.", "label": "Temporary Equity, Carrying Amount, Attributable to Parent", "terseLabel": "Redeemable Convertible Preferred Stock" } } }, "localname": "TemporaryEquityCarryingAmountAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT" ], "xbrltype": "monetaryItemType" }, "us-gaap_TemporaryEquityDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Temporary Equity Disclosure [Abstract]", "terseLabel": "Temporary Equity Disclosure [Abstract]" } } }, "localname": "TemporaryEquityDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "xbrltype": "stringItemType" }, "us-gaap_TemporaryEquitySharesIssued": { "auth_ref": [ "r10" ], "lang": { "en-US": { "role": { "documentation": "The number of securities classified as temporary equity that have been sold (or granted) to the entity's shareholders. Securities issued include securities outstanding and securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.", "label": "Temporary Equity, Shares Issued", "terseLabel": "Redeemable convertible preferred stock, issued (in shares)" } } }, "localname": "TemporaryEquitySharesIssued", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/RedeemableConvertiblePreferredStockDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_TemporaryEquitySharesOutstanding": { "auth_ref": [ "r10" ], "lang": { "en-US": { "role": { "documentation": "The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.", "label": "Temporary Equity, Shares Outstanding", "terseLabel": "Redeemable Convertible Preferred Stock (in shares)", "verboseLabel": "Redeemable convertible preferred stock, outstanding (in shares)" } } }, "localname": "TemporaryEquitySharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFREDEEMABLECONVERTIBLEPREFERREDSTOCKANDSTOCKHOLDERSEQUITYDEFICIT", "http://upwork.com/role/RedeemableConvertiblePreferredStockDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_TitleOfIndividualAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by title of individual or nature of relationship to individual or group of individuals.", "label": "Title of Individual [Axis]", "terseLabel": "Title of Individual [Axis]" } } }, "localname": "TitleOfIndividualAxis", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_TitleOfIndividualWithRelationshipToEntityDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Title of individual, or nature of relationship to individual or group of individuals.", "label": "Relationship to Entity [Domain]", "terseLabel": "Relationship to Entity [Domain]" } } }, "localname": "TitleOfIndividualWithRelationshipToEntityDomain", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/StockBasedCompensationEquityIncentivePlansAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_TradeNamesMember": { "auth_ref": [ "r207" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsIntangibleAssetsNetDetails" ], "xbrltype": "domainItemType" }, "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": { "auth_ref": [ "r245" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/FairValueMeasurementsAdditionalInformationDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails", "http://upwork.com/role/PreferredandCommonStockWarrantsRedeemableConvertiblePreferredStockWarrantsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_USGovernmentAgenciesDebtSecuritiesMember": { "auth_ref": [ "r168", "r263" ], "lang": { "en-US": { "role": { "documentation": "Debentures, notes, and other debt securities issued by US government agencies, for example, but not limited to, Government National Mortgage Association (GNMA or Ginnie Mae). Excludes US treasury securities and debt issued by government-sponsored Enterprises (GSEs), for example, but is not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB).", "label": "US Government Agencies Debt Securities [Member]", "terseLabel": "U.S. government securities" } } }, "localname": "USGovernmentAgenciesDebtSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BalanceSheetComponentsMarketableSecuritiesDetails", "http://upwork.com/role/FairValueMeasurementsFinancialLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_UseOfEstimates": { "auth_ref": [ "r99", "r100", "r101", "r102", "r103", "r104", "r105" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.", "label": "Use of Estimates, Policy [Policy Text Block]", "terseLabel": "Use of Estimates" } } }, "localname": "UseOfEstimates", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "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/2018-01-31", "presentation": [ "http://upwork.com/role/DebtAdditionalInformationDetails", "http://upwork.com/role/DebtSummaryofCarryingValueofDebtDetails" ], "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": "Common Stock Issuable upon Exercise of Common Stock Warrant" } } }, "localname": "WarrantMember", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/NetLossperShareScheduleofPotentiallyDilutiveSecuritiesExcludedfromComputationofDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "domainItemType" }, "us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).", "label": "Weighted Average Number of Shares Outstanding, Basic and Diluted", "terseLabel": "Weighted-average shares used to compute net loss per share, basic and diluted (in shares)", "verboseLabel": "Weighted-average shares used to compute net loss per share, basic and diluted (in shares)" } } }, "localname": "WeightedAverageNumberOfShareOutstandingBasicAndDiluted", "nsuri": "http://fasb.org/us-gaap/2018-01-31", "presentation": [ "http://upwork.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS", "http://upwork.com/role/NetLossperShareSummaryofBasicandDilutedNetLossPerShareAttributabletoCommonStockholdersDetails" ], "xbrltype": "sharesItemType" } }, "unitCount": 11 } }, "std_ref": { "r0": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "205", "URI": "http://asc.fasb.org/topic&trid=2122149" }, "r1": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765" }, "r10": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(27)(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r100": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r101": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6161-108592" }, "r102": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6191-108592" }, "r103": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6061-108592" }, "r104": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6132-108592" }, "r105": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6143-108592" }, "r106": { "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" }, "r107": { "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" }, "r108": { "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" }, "r109": { "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" }, "r11": { "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" }, "r110": { "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" }, "r111": { "Name": "Accounting Standards Codification", "Paragraph": "41", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "a", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599" }, "r112": { "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" }, "r113": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "280", "URI": "http://asc.fasb.org/topic&trid=2134510" }, "r114": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524" }, "r115": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 4.E)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707" }, "r116": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=109979856&loc=d3e26853-111562" }, "r117": { "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" }, "r118": { "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" }, "r119": { "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" }, "r12": { "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" }, "r120": { "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" }, "r121": { "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" }, "r122": { "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" }, "r123": { "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" }, "r124": { "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" }, "r125": { "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" }, "r126": { "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" }, "r127": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r128": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r129": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r13": { "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" }, "r130": { "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" }, "r131": { "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" }, "r132": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "440", "URI": "http://asc.fasb.org/topic&trid=2144648" }, "r133": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349" }, "r134": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "450", "URI": "http://asc.fasb.org/topic&trid=2127136" }, "r135": { "Name": "Accounting Standards Codification", "Paragraph": "12A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=99376301&loc=SL5988623-112600" }, "r136": { "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" }, "r137": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870" }, "r138": { "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" }, "r139": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "470", "URI": "http://asc.fasb.org/topic&trid=2208564" }, "r14": { "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" }, "r140": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "25", "SubTopic": "10", "Topic": "480", "URI": "http://asc.fasb.org/extlink&oid=109262497&loc=d3e20148-110875" }, "r141": { "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" }, "r142": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Topic": "480", "URI": "http://asc.fasb.org/extlink&oid=65877616&loc=d3e177068-122764" }, "r143": { "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" }, "r144": { "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" }, "r145": { "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" }, "r146": { "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" }, "r147": { "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" }, "r148": { "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" }, "r149": { "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" }, "r15": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r150": { "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" }, "r151": { "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" }, "r152": { "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" }, "r153": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=68057994&loc=d3e25284-112666" }, "r154": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "50", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=6784392&loc=d3e188667-122775" }, "r155": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "50", "Topic": "505", "URI": "http://asc.fasb.org/subtopic&trid=2208855" }, "r156": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=82913815&loc=SL49130531-203044" }, "r157": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=82913815&loc=SL49130532-203044" }, "r158": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=82913815&loc=SL49130534-203044" }, "r159": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045" }, "r16": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r160": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045" }, "r161": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045" }, "r162": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045" }, "r163": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=108792157&loc=SL49130690-203046-203046" }, "r164": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=108792157&loc=SL49130690-203046-203046" }, "r165": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=108792157&loc=SL49130690-203046-203046" }, "r166": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "710", "URI": "http://asc.fasb.org/topic&trid=2127225" }, "r167": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "712", "URI": "http://asc.fasb.org/topic&trid=2197446" }, "r168": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(ii)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920" }, "r169": { "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=108410482&loc=d3e1928-114920" }, "r17": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r170": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(n)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920" }, "r171": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921" }, "r172": { "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" }, "r173": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "715", "URI": "http://asc.fasb.org/topic&trid=2235017" }, "r174": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "35", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=79507207&loc=d3e4534-113899" }, "r175": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901" }, "r176": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901" }, "r177": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901" }, "r178": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r179": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a),(g)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r18": { "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" }, "r180": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r181": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r182": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r183": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r184": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r185": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r186": { "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=109197908&loc=d3e5070-113901" }, "r187": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r188": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r189": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r19": { "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" }, "r190": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r191": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r192": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r193": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r194": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901" }, "r195": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 14.F)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809" }, "r196": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109196918&loc=d3e11149-113907" }, "r197": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109196918&loc=d3e11178-113907" }, "r198": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "718", "URI": "http://asc.fasb.org/topic&trid=2228938" }, "r199": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "730", "URI": "http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373" }, "r2": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765" }, "r20": { "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" }, "r200": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84176650&loc=d3e32247-109318" }, "r201": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84176650&loc=d3e32280-109318" }, "r202": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319" }, "r203": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319" }, "r204": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32847-109319" }, "r205": { "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" }, "r206": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "05", "SubTopic": "30", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=65884525&loc=d3e40913-109327" }, "r207": { "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" }, "r208": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=77890550&loc=d3e5263-128473" }, "r209": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=77890550&loc=d3e5333-128473" }, "r21": { "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" }, "r210": { "Name": "Accounting Standards Codification", "Paragraph": "38", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=77890550&loc=d3e5504-128473" }, "r211": { "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" }, "r212": { "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" }, "r213": { "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" }, "r214": { "Name": "Accounting Standards Codification", "Paragraph": "4J", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=84234705&loc=SL4591551-111686" }, "r215": { "Name": "Accounting Standards Codification", "Paragraph": "4K", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=84234705&loc=SL4591552-111686" }, "r216": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "810", "URI": "http://asc.fasb.org/topic&trid=2197479" }, "r217": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258" }, "r218": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258" }, "r219": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258" }, "r22": { "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" }, "r220": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258" }, "r221": { "Name": "Accounting Standards Codification", "Paragraph": "2C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=SL7498348-110258" }, "r222": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=99377789&loc=d3e19279-110258" }, "r223": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "820", "URI": "http://asc.fasb.org/topic&trid=2155941" }, "r224": { "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" }, "r225": { "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" }, "r226": { "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" }, "r227": { "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" }, "r228": { "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" }, "r229": { "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" }, "r23": { "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" }, "r230": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980" }, "r231": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r232": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980" }, "r233": { "Name": "Accounting Standards Codification", "Paragraph": "53", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971" }, "r234": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888428&loc=SL77919396-209981" }, "r235": { "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" }, "r236": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864" }, "r237": { "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" }, "r238": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "850", "URI": "http://asc.fasb.org/topic&trid=2122745" }, "r239": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "855", "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662" }, "r24": { "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" }, "r240": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "855", "URI": "http://asc.fasb.org/topic&trid=2122774" }, "r241": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109247956&loc=d3e107207-111719" }, "r242": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109247956&loc=d3e107207-111719" }, "r243": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109247956&loc=d3e107207-111719" }, "r244": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109247956&loc=d3e107207-111719" }, "r245": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746" }, "r246": { "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" }, "r247": { "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" }, "r248": { "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" }, "r249": { "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" }, "r25": { "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" }, "r250": { "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" }, "r251": { "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" }, "r252": { "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" }, "r253": { "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" }, "r254": { "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" }, "r255": { "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" }, "r256": { "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" }, "r257": { "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" }, "r258": { "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" }, "r259": { "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" }, "r26": { "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" }, "r260": { "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" }, "r261": { "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" }, "r262": { "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" }, "r263": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(6)(a)(1))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r264": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.10)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r265": { "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" }, "r266": { "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=114873765&loc=SL114874048-224260" }, "r267": { "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=114873765&loc=SL114874048-224260" }, "r268": { "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=114873765&loc=SL114874048-224260" }, "r269": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62652-112803" }, "r27": { "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" }, "r270": { "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" }, "r271": { "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=6879938&loc=d3e572229-122910" }, "r272": { "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=6879938&loc=d3e572229-122910" }, "r273": { "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=6879938&loc=d3e572229-122910" }, "r274": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910" }, "r275": { "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=6879938&loc=d3e572229-122910" }, "r276": { "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=6879938&loc=d3e572229-122910" }, "r277": { "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=6879938&loc=d3e572229-122910" }, "r278": { "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=114873790&loc=SL114874131-224263" }, "r279": { "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=114873790&loc=SL114874131-224263" }, "r28": { "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" }, "r280": { "Name": "Accounting Standards Codification", "Paragraph": "4H", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=99384497&loc=SL65671331-158438" }, "r281": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12(2)(i))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611133-123010" }, "r282": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12C(1)(a))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611225-123010" }, "r283": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-13(1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611282-123010" }, "r284": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column A))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611379-123010" }, "r285": { "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" }, "r286": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "740", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=6491622&loc=d3e9504-115650" }, "r287": { "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" }, "r288": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "985", "URI": "http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756" }, "r289": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "985", "URI": "http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756" }, "r29": { "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" }, "r290": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "985", "URI": "http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756" }, "r291": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "985", "URI": "http://asc.fasb.org/extlink&oid=6501960&loc=d3e128487-111756" }, "r292": { "Name": "Regulation 12B", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r293": { "Name": "Securities Act", "Number": "7A", "Publisher": "SEC", "Section": "B", "Subsection": "2" }, "r3": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e6801-107765" }, "r30": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.2)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r31": { "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" }, "r32": { "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" }, "r33": { "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" }, "r34": { "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" }, "r35": { "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" }, "r36": { "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" }, "r37": { "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" }, "r38": { "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" }, "r39": { "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" }, "r4": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e6911-107765" }, "r40": { "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" }, "r41": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "210", "URI": "http://asc.fasb.org/topic&trid=2122208" }, "r42": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=114867106&loc=SL7669619-108580" }, "r43": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=114867106&loc=SL7669625-108580" }, "r44": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3-03(e))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=115205541&loc=SL114868656-224227" }, "r45": { "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=115205541&loc=SL114868664-224227" }, "r46": { "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=115205541&loc=SL114868664-224227" }, "r47": { "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=115205541&loc=SL114868664-224227" }, "r48": { "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=115205541&loc=SL114868664-224227" }, "r49": { "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=115205541&loc=SL114868664-224227" }, "r5": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e6935-107765" }, "r50": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(8))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227" }, "r51": { "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=115205541&loc=SL114868664-224227" }, "r52": { "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=115205541&loc=SL114868664-224227" }, "r53": { "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=115205541&loc=SL114868664-224227" }, "r54": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.5)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227" }, "r55": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.9)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227" }, "r56": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585" }, "r57": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585" }, "r58": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585" }, "r59": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585" }, "r6": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=82887183&loc=d3e7018-107765" }, "r60": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585" }, "r61": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585" }, "r62": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585" }, "r63": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3000-108585" }, "r64": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585" }, "r65": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585" }, "r66": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585" }, "r67": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585" }, "r68": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585" }, "r69": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585" }, "r7": { "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" }, "r70": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585" }, "r71": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=109223946&loc=d3e3044-108585" }, "r72": { "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" }, "r73": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586" }, "r74": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586" }, "r75": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586" }, "r76": { "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" }, "r77": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790" }, "r78": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(d))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r79": { "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" }, "r8": { "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" }, "r80": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(i))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r81": { "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" }, "r82": { "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" }, "r83": { "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" }, "r84": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(i)(2))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r85": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(i)(4))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r86": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(i))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r87": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "235", "URI": "http://asc.fasb.org/topic&trid=2122369" }, "r88": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794" }, "r89": { "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" }, "r9": { "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" }, "r90": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22580-107794" }, "r91": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794" }, "r92": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=109260490&loc=d3e1337-109256" }, "r93": { "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" }, "r94": { "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" }, "r95": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "260", "URI": "http://asc.fasb.org/topic&trid=2144383" }, "r96": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "270", "URI": "http://asc.fasb.org/extlink&oid=109236672&loc=d3e725-108305" }, "r97": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "270", "URI": "http://asc.fasb.org/extlink&oid=109236672&loc=d3e765-108305" }, "r98": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.10-01.(b)(6))", "Topic": "270", "URI": "http://asc.fasb.org/extlink&oid=27015980&loc=d3e46468-122699" }, "r99": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" } }, "version": "2.1" }