{ "version": "2.2", "instance": { "8de1d707226b3e2.htm": { "nsprefix": "aimcst", "nsuri": "http://www.invesco.com/20251014", "dts": { "inline": { "local": [ "8de1d707226b3e2.htm" ] }, "schema": { "local": [ "aimcst-20251014.xsd" ], "remote": [ "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/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://www.xbrl.org/lrr/arcrole/deprecated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd", "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd", "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd", "https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd", "https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd", "https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd", "https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd", "https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd", "https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd", "https://xbrl.sec.gov/country/2025/country-2025.xsd", "https://xbrl.sec.gov/country/2025/country-2025_def.xsd", "https://xbrl.sec.gov/dei/2025/dei-2025.xsd", "https://xbrl.sec.gov/oef/2025/oef-2025.xsd", "https://xbrl.sec.gov/oef/2025/oef-2025_lab.xsd", "https://xbrl.sec.gov/oef/2025/oef-sr-2025.xsd", "https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd" ] } }, "keyStandard": 43, "keyCustom": 0, "axisStandard": 10, "axisCustom": 0, "memberStandard": 37, "memberCustom": 211, "hidden": { "total": 1593, "http://xbrl.sec.gov/oef/2025": 1590, "http://xbrl.sec.gov/dei/2025": 3 }, "contextCount": 2924, "entityCount": 1, "segmentCount": 248, "elementCount": 371, "unitCount": 6, "baseTaxonomies": { "http://xbrl.sec.gov/oef/2025": 5329, "http://fasb.org/us-gaap/2025": 158, "http://xbrl.sec.gov/dei/2025": 85 }, "report": { "R1": { "role": "http://xbrl.sec.gov/oef/role/NcsrCover", "longName": "030000 - Disclosure - Form N-CSR Cover", "shortName": "Form N-CSR Cover", "isDefault": "true", "groupType": "disclosure", "subGroupType": "", "menuCat": "Cover", "order": "1", "firstAnchor": { "contextRef": "DefaultContext", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true }, "uniqueAnchor": null }, "R2": { "role": "http://xbrl.sec.gov/oef/role/ShareholderReport", "longName": "030001 - Disclosure - Shareholder Report", "shortName": "Shareholder Report", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "2", "firstAnchor": { "contextRef": "DefaultContext", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true }, "uniqueAnchor": { "contextRef": "FY2025_C000241066Member", "name": "oef:FundName", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "oef:ClassName", "div", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "unique": true } }, "R3": { "role": "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails", "longName": "040010 - Disclosure - Shareholder Report, Line Graph (Details)", "shortName": "Shareholder Report, Line Graph (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "3", "firstAnchor": { "contextRef": "FY2025_C000241066Member", "name": "oef:LineGraphAndTableMeasureName", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "td", "tr", "table", "oef:AvgAnnlRtrTableTextBlock", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true }, "uniqueAnchor": null }, "R4": { "role": "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "longName": "040015 - Disclosure - Shareholder Report, Average Annual Return (Details)", "shortName": "Shareholder Report, Average Annual Return (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "4", "firstAnchor": { "contextRef": "FY2025_C000241066Member", "name": "oef:LineGraphAndTableMeasureName", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "td", "tr", "table", "oef:AvgAnnlRtrTableTextBlock", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true }, "uniqueAnchor": { "contextRef": "FY2025_C000241066Member", "name": "oef:AvgAnnlRtrPct", "unitRef": "pure", "xsiNil": "false", "lang": null, "decimals": "4", "ancestors": [ "td", "tr", "table", "oef:AvgAnnlRtrTableTextBlock", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "unique": true } }, "R5": { "role": "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "longName": "040020 - Disclosure - Shareholder Report, Holdings (Details)", "shortName": "Shareholder Report, Holdings (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "5", "firstAnchor": { "contextRef": "TI20250831_C000241066Member_CharlotteMecklenburgHospitalAuthorityTheCarolinasHealthCareSystemsSeries2007RefVRDRB39501152037Member", "name": "oef:PctOfNav", "unitRef": "pure", "xsiNil": "false", "lang": null, "decimals": "4", "ancestors": [ "td", "tr", "table", "ix:continuation", "ix:continuation", "div", "div", "div", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "TI20250831_C000241066Member_CharlotteMecklenburgHospitalAuthorityTheCarolinasHealthCareSystemsSeries2007RefVRDRB39501152037Member", "name": "oef:PctOfNav", "unitRef": "pure", "xsiNil": "false", "lang": null, "decimals": "4", "ancestors": [ "td", "tr", "table", "ix:continuation", "ix:continuation", "div", "div", "div", "div", "div", "div", "div", "div", "div", "div", "body", "html" ], "reportCount": 1, "baseRef": "8de1d707226b3e2.htm", "first": true, "unique": true } } }, "tag": { "aimcst_AAdvantageLoyalityIPLtdAmericanAirlinesIncTermLoanB65804202028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AAdvantageLoyalityIPLtdAmericanAirlinesIncTermLoanB65804202028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "AAdvantage Loyality IP Ltd American Airlines Inc Term Loan B 6 58 04 20 2028 [Member]" } } }, "auth_ref": [] }, "country_AU": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2025", "localname": "AU", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "AUSTRALIA" } } }, "auth_ref": [] }, "oef_AccmVal": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccmVal", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Accumulated Value" } } }, "auth_ref": [ "r47" ] }, "oef_AccountValueLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountValueLineItems", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Account Value [Line Items]" } } }, "auth_ref": [ "r46" ] }, "oef_AccountValueTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountValueTable", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Account Value [Table]" } } }, "auth_ref": [ "r46" ] }, "oef_AccountValueTableAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountValueTableAbstract", "lang": { "en-us": { "role": { "label": "Account Value Table [Abstract]" } } }, "auth_ref": [ "r46" ] }, "oef_AccountantChngDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountantChngDate", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Accountant Change Date" } } }, "auth_ref": [ "r70" ] }, "oef_AccountantChngDisagreementsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountantChngDisagreementsTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Accountant Change Disagreements [Text Block]" } } }, "auth_ref": [ "r71" ] }, "oef_AccountantChngStatementTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AccountantChngStatementTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Accountant Change Statement [Text Block]" } } }, "auth_ref": [ "r70" ] }, "oef_AdditionalIndexAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AdditionalIndexAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Additional Index [Axis]" } } }, "auth_ref": [ "r46" ] }, "oef_AdditionalIndexDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AdditionalIndexDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Additional Index [Domain]" } } }, "auth_ref": [ "r46" ] }, "oef_AddlFundStatisticsSignificanceOrLimitsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlFundStatisticsSignificanceOrLimitsTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Fund Statistics Significance or Limits [Text Block]" } } }, "auth_ref": [ "r60" ] }, "oef_AddlFundStatisticsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlFundStatisticsTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Fund Statistics [Text Block]" } } }, "auth_ref": [ "r59" ] }, "oef_AddlInfoEmail": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlInfoEmail", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Information Email" } } }, "auth_ref": [ "r38" ] }, "oef_AddlInfoPhoneNumber": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlInfoPhoneNumber", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Information Phone Number" } } }, "auth_ref": [ "r38" ] }, "oef_AddlInfoTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlInfoTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Information [Text Block]" } } }, "auth_ref": [ "r36" ] }, "oef_AddlInfoWebsite": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AddlInfoWebsite", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Additional Information Website" } } }, "auth_ref": [ "r38" ] }, "oef_AdvisoryFeesPaidAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AdvisoryFeesPaidAmt", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Advisory Fees Paid, Amount" } } }, "auth_ref": [ "r59" ] }, "aimcst_AlphabetIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AlphabetIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Alphabet Inc Class A [Member]" } } }, "auth_ref": [] }, "aimcst_AlphabetIncClassCMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AlphabetIncClassCMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Alphabet Inc Class C [Member]" } } }, "auth_ref": [] }, "aimcst_AmazonComIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AmazonComIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Amazon com Inc [Member]" } } }, "auth_ref": [] }, "dei_AmendmentDescription": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "AmendmentDescription", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Amendment Description", "documentation": "Description of changes contained within amended document." } } }, "auth_ref": [] }, "dei_AmendmentFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "AmendmentFlag", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Amendment Flag", "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission." } } }, "auth_ref": [] }, "oef_AnnlOrSemiAnnlStatementTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AnnlOrSemiAnnlStatementTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Annual or Semi-Annual Statement [Text Block]" } } }, "auth_ref": [ "r35" ] }, "aimcst_AppleIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AppleIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Apple Inc [Member]" } } }, "auth_ref": [] }, "aimcst_AristaNetworksIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AristaNetworksIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Arista Networks Inc [Member]" } } }, "auth_ref": [] }, "us-gaap_AssetBackedSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "AssetBackedSecuritiesMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Asset-Backed Securities [Member]", "documentation": "Securities that are primarily serviced by the cash flows of a discrete pool of receivables or other financial assets for example, but not limited to, credit card receivables, car loans, recreational vehicle loans, and mobile home loans." } } }, "auth_ref": [ "r21", "r22", "r29", "r76", "r77", "r78" ] }, "us-gaap_AssetsNet": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "AssetsNet", "crdr": "debit", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Net Assets", "documentation": "Amount of net assets (liabilities)." } } }, "auth_ref": [ "r0" ] }, "aimcst_AvalonBayCommunitiesIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "AvalonBayCommunitiesIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "AvalonBay Communities Inc [Member]" } } }, "auth_ref": [] }, "oef_AverageAnnualReturnAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AverageAnnualReturnAbstract", "lang": { "en-us": { "role": { "label": "Average Annual Return:" } } }, "auth_ref": [ "r74" ] }, "oef_AverageAnnualReturnLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AverageAnnualReturnLineItems", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Average Annual Return [Line Items]" } } }, "auth_ref": [ "r74" ] }, "oef_AverageAnnualReturnTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AverageAnnualReturnTable", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Average Annual Return [Table]" } } }, "auth_ref": [ "r74" ] }, "oef_AvgAnnlRtrPct": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AvgAnnlRtrPct", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Average Annual Return, Percent" } } }, "auth_ref": [ "r53" ] }, "oef_AvgAnnlRtrTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "AvgAnnlRtrTableTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Average Annual Return [Table Text Block]" } } }, "auth_ref": [ "r53" ] }, "aimcst_BankOfAmericaCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BankOfAmericaCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Bank of America Corp [Member]" } } }, "auth_ref": [] }, "aimcst_BerkshireHathawayIncClassBMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BerkshireHathawayIncClassBMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Berkshire Hathaway Inc Class B [Member]" } } }, "auth_ref": [] }, "aimcst_BlackBeltEnergyGasDistrictTheNo4Series2019A1RB40012012025Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BlackBeltEnergyGasDistrictTheNo4Series2019A1RB40012012025Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Black Belt Energy Gas District The No 4 Series 2019 A 1 RB 4 00 12 01 2025 [Member]" } } }, "auth_ref": [] }, "aimcst_BloombergUSAggregateBondIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BloombergUSAggregateBondIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Bloomberg U S Aggregate Bond Index [Member]" } } }, "auth_ref": [] }, "aimcst_BloombergUSGovernmentCreditIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BloombergUSGovernmentCreditIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Bloomberg U S Government Credit Index [Member]" } } }, "auth_ref": [] }, "aimcst_BostonScientificCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BostonScientificCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Boston Scientific Corp [Member]" } } }, "auth_ref": [] }, "aimcst_BristolWarrenRegionalSchoolDistrictSeries2025GONotes50006042026Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BristolWarrenRegionalSchoolDistrictSeries2025GONotes50006042026Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Bristol Warren Regional School District Series 2025 GO Notes 5 00 06 04 2026 [Member]" } } }, "auth_ref": [] }, "oef_BroadBasedIndexAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "BroadBasedIndexAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Broad Based Index [Axis]" } } }, "auth_ref": [ "r46" ] }, "oef_BroadBasedIndexDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "BroadBasedIndexDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Broad Based Index [Domain]" } } }, "auth_ref": [ "r46" ] }, "aimcst_BroadcomIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BroadcomIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Broadcom Inc [Member]" } } }, "auth_ref": [] }, "aimcst_BrowardCountyOfFLSeries2015ARB50010012045Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "BrowardCountyOfFLSeries2015ARB50010012045Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Broward County of FL Series 2015 A RB 5 00 10 01 2045 [Member]" } } }, "auth_ref": [] }, "aimcst_C000021879Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000021879Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000021879 [Member]" } } }, "auth_ref": [] }, "aimcst_C000021881Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000021881Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000021881 [Member]" } } }, "auth_ref": [] }, "aimcst_C000021882Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000021882Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000021882 [Member]" } } }, "auth_ref": [] }, "aimcst_C000021883Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000021883Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000021883 [Member]" } } }, "auth_ref": [] }, "aimcst_C000032264Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000032264Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000032264 [Member]" } } }, "auth_ref": [] }, "aimcst_C000032266Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000032266Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000032266 [Member]" } } }, "auth_ref": [] }, "aimcst_C000032267Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000032267Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000032267 [Member]" } } }, "auth_ref": [] }, "aimcst_C000032268Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000032268Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000032268 [Member]" } } }, "auth_ref": [] }, "aimcst_C000039690Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000039690Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000039690 [Member]" } } }, "auth_ref": [] }, "aimcst_C000039692Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000039692Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000039692 [Member]" } } }, "auth_ref": [] }, "aimcst_C000039693Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000039693Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000039693 [Member]" } } }, "auth_ref": [] }, "aimcst_C000057286Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000057286Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000057286 [Member]", "terseLabel": "Investor Class" } } }, "auth_ref": [] }, "aimcst_C000071346Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000071346Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000071346 [Member]" } } }, "auth_ref": [] }, "aimcst_C000071348Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000071348Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000071348 [Member]" } } }, "auth_ref": [] }, "aimcst_C000071349Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000071349Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000071349 [Member]" } } }, "auth_ref": [] }, "aimcst_C000076854Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000076854Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000076854 [Member]" } } }, "auth_ref": [] }, "aimcst_C000076856Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000076856Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000076856 [Member]" } } }, "auth_ref": [] }, "aimcst_C000076857Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000076857Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000076857 [Member]" } } }, "auth_ref": [] }, "aimcst_C000076858Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000076858Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000076858 [Member]" } } }, "auth_ref": [] }, "aimcst_C000076859Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000076859Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000076859 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084366Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084366Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084366 [Member]", "terseLabel": "Class A" } } }, "auth_ref": [] }, "aimcst_C000084368Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084368Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084368 [Member]", "terseLabel": "Class C" } } }, "auth_ref": [] }, "aimcst_C000084369Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084369Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084369 [Member]", "terseLabel": "Class Y" } } }, "auth_ref": [] }, "aimcst_C000084370Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084370Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084370 [Member]", "terseLabel": "Class R5" } } }, "auth_ref": [] }, "aimcst_C000084371Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084371Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084371 [Member]", "terseLabel": "Class R" } } }, "auth_ref": [] }, "aimcst_C000084376Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084376Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084376 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084378Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084378Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084378 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084379Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084379Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084379 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084380Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084380Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084380 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084381Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084381Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084381 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084404Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084404Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084404 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084405Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084405Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084405 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084406Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084406Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084406 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084407Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084407Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084407 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084420Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084420Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084420 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084422Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084422Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084422 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084423Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084423Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084423 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084424Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084424Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084424 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084426Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084426Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084426 [Member]" } } }, "auth_ref": [] }, "aimcst_C000084427Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000084427Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000084427 [Member]" } } }, "auth_ref": [] }, "aimcst_C000095844Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000095844Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000095844 [Member]" } } }, "auth_ref": [] }, "aimcst_C000095845Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000095845Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000095845 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120775Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120775Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120775 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120776Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120776Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120776 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120777Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120777Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120777 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120778Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120778Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120778 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120779Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120779Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120779 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120780Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120780Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120780 [Member]" } } }, "auth_ref": [] }, "aimcst_C000120781Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000120781Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000120781 [Member]" } } }, "auth_ref": [] }, "aimcst_C000160735Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000160735Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000160735 [Member]" } } }, "auth_ref": [] }, "aimcst_C000160736Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000160736Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000160736 [Member]" } } }, "auth_ref": [] }, "aimcst_C000160737Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000160737Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000160737 [Member]" } } }, "auth_ref": [] }, "aimcst_C000160738Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000160738Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000160738 [Member]" } } }, "auth_ref": [] }, "aimcst_C000188888Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000188888Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000188888 [Member]" } } }, "auth_ref": [] }, "aimcst_C000188891Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000188891Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000188891 [Member]", "terseLabel": "Class R6" } } }, "auth_ref": [] }, "aimcst_C000188892Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000188892Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000188892 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209154Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209154Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209154 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209155Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209155Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209155 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209156Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209156Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209156 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209157Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209157Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209157 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209158Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209158Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209158 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209159Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209159Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209159 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209160Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209160Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209160 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209161Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209161Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209161 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209162Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209162Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209162 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209169Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209169Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209169 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209170Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209170Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209170 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209171Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209171Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209171 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209172Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209172Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209172 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209173Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209173Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209173 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209174Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209174Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209174 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209175Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209175Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209175 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209176Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209176Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209176 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209177Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209177Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209177 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209178Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209178Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209178 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209179Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209179Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209179 [Member]" } } }, "auth_ref": [] }, "aimcst_C000209180Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000209180Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000209180 [Member]" } } }, "auth_ref": [] }, "aimcst_C000222272Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000222272Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000222272 [Member]" } } }, "auth_ref": [] }, "aimcst_C000241066Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "C000241066Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "C000241066 [Member]", "terseLabel": "Invesco SMA Municipal Bond Fund" } } }, "auth_ref": [] }, "aimcst_CHRobinsonWorldwideIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CHRobinsonWorldwideIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "C H Robinson Worldwide Inc [Member]" } } }, "auth_ref": [] }, "aimcst_CaliforniaStateOfCommunityChoiceFinancingAuthorityCleanEnergyGreenBondsSeries2022A1RB40008012028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CaliforniaStateOfCommunityChoiceFinancingAuthorityCleanEnergyGreenBondsSeries2022A1RB40008012028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "California State of Community Choice Financing Authority Clean Energy Green Bonds Series 2022 A 1 RB 4 00 08 01 2028 [Member]" } } }, "auth_ref": [] }, "aimcst_CapitalTrustAgencyIncAdvantageAcademyOfHillsboroughSeries2019RB50012152029Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CapitalTrustAgencyIncAdvantageAcademyOfHillsboroughSeries2019RB50012152029Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Capital Trust Agency Inc Advantage Academy of Hillsborough Series 2019 RB 5 00 12 15 2029 [Member]" } } }, "auth_ref": [] }, "aimcst_CarpenterTechnologyCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CarpenterTechnologyCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Carpenter Technology Corp [Member]" } } }, "auth_ref": [] }, "aimcst_CengageLearningIncTermLoanB77603222031Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CengageLearningIncTermLoanB77603222031Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Cengage Learning Inc Term Loan B 7 76 03 22 2031 [Member]" } } }, "auth_ref": [] }, "aimcst_CengageLearningIncTermLoanB78203222031Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CengageLearningIncTermLoanB78203222031Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Cengage Learning Inc Term Loan B 7 82 03 22 2031 [Member]" } } }, "auth_ref": [] }, "aimcst_CharlesSchwabCorpTheMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CharlesSchwabCorpTheMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Charles Schwab Corp The [Member]" } } }, "auth_ref": [] }, "aimcst_CharlotteMecklenburgHospitalAuthorityTheCarolinasHealthCareSystemsSeries2007RefVRDRB39501152037Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CharlotteMecklenburgHospitalAuthorityTheCarolinasHealthCareSystemsSeries2007RefVRDRB39501152037Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Charlotte Mecklenburg Hospital Authority The Carolinas Health Care Systems Series 2007 Ref VRD RB 3 95 01 15 2037 [Member]" } } }, "auth_ref": [] }, "aimcst_CitizensFinancialGroupIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CitizensFinancialGroupIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Citizens Financial Group Inc [Member]" } } }, "auth_ref": [] }, "oef_ClassAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ClassAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Class [Axis]" } } }, "auth_ref": [ "r33" ] }, "oef_ClassName": { "xbrltype": "securityTitleItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ClassName", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Class Name" } } }, "auth_ref": [ "r38" ] }, "aimcst_CommonStocksAndOtherEquityInterestsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CommonStocksAndOtherEquityInterestsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Common Stocks And Other Equity Interests [Member]" } } }, "auth_ref": [] }, "oef_CommunicationsSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "CommunicationsSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Communications Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "oef_ConsumerDiscretionarySectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ConsumerDiscretionarySectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Consumer Discretionary Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "oef_ConsumerStaplesSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ConsumerStaplesSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Consumer Staples Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "aimcst_CountriesEachLessThan2OfPortfolioMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CountriesEachLessThan2OfPortfolioMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Countries each less than 2 of portfolio [Member]" } } }, "auth_ref": [] }, "dei_CoverAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "CoverAbstract", "lang": { "en-us": { "role": { "documentation": "Cover page." } } }, "auth_ref": [] }, "aimcst_CraneCoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CraneCoMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Crane Co [Member]" } } }, "auth_ref": [] }, "oef_CreditQualityAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "CreditQualityAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Credit Quality [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_CreditQualityDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "CreditQualityDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Credit Quality [Domain]" } } }, "auth_ref": [ "r61" ] }, "oef_CreditQualityExplanationTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "CreditQualityExplanationTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Credit Quality Explanation [Text Block]" } } }, "auth_ref": [ "r61" ] }, "srt_CreditRatingAMBestDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "CreditRatingAMBestDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "auth_ref": [ "r20", "r79" ] }, "oef_CreditRatingsSelectionTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "CreditRatingsSelectionTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Credit Ratings Selection [Text Block]" } } }, "auth_ref": [ "r61" ] }, "aimcst_CrownFinanceUSIncFirstLienTermLoan88512022031Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CrownFinanceUSIncFirstLienTermLoan88512022031Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Crown Finance US Inc First Lien Term Loan 8 85 12 02 2031 [Member]" } } }, "auth_ref": [] }, "aimcst_CurtissWrightCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CurtissWrightCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Curtiss Wright Corp [Member]" } } }, "auth_ref": [] }, "aimcst_CustomInvescoShortDurationHighYieldMunicipalIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "CustomInvescoShortDurationHighYieldMunicipalIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Custom Invesco Short Duration High Yield Municipal Index [Member]" } } }, "auth_ref": [] }, "country_DE": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2025", "localname": "DE", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "GERMANY" } } }, "auth_ref": [] }, "aimcst_DeerfieldDakotaHoldingCorpFirstLienTermLoan80504092027Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "DeerfieldDakotaHoldingCorpFirstLienTermLoan80504092027Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Deerfield Dakota Holding Corp First Lien Term Loan 8 05 04 09 2027 [Member]" } } }, "auth_ref": [] }, "aimcst_DigitalRealtyTrustIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "DigitalRealtyTrustIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Digital Realty Trust Inc [Member]" } } }, "auth_ref": [] }, "oef_DistOfCapitalTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "DistOfCapitalTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Distribution of Capital [Text Block]" } } }, "auth_ref": [ "r55" ] }, "aimcst_DistrictOfColumbiaTobaccoSettlementFinancingCorpSeries2001RB67505152040Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "DistrictOfColumbiaTobaccoSettlementFinancingCorpSeries2001RB67505152040Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "District of Columbia Tobacco Settlement Financing Corp Series 2001 RB 6 75 05 15 2040 [Member]" } } }, "auth_ref": [] }, "dei_DocumentPeriodEndDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "DocumentPeriodEndDate", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Document Period End Date", "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD." } } }, "auth_ref": [] }, "dei_DocumentType": { "xbrltype": "submissionTypeItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "DocumentType", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Document Type", "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'." } } }, "auth_ref": [] }, "aimcst_EncompassHealthCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "EncompassHealthCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Encompass Health Corp [Member]" } } }, "auth_ref": [] }, "us-gaap_EnergySectorMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "EnergySectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Energy Sector [Member]", "documentation": "Sector of economy consisting of companies engaged in business activity related to energy." } } }, "auth_ref": [ "r26", "r27", "r28", "r85", "r86", "r87", "r91" ] }, "dei_EntityCentralIndexKey": { "xbrltype": "centralIndexKeyItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "EntityCentralIndexKey", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Entity Central Index Key", "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK." } } }, "auth_ref": [ "r31" ] }, "dei_EntityDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "EntityDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Series", "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains." } } }, "auth_ref": [] }, "dei_EntityInvCompanyType": { "xbrltype": "invCompanyType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "EntityInvCompanyType", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Entity Investment Company Type", "documentation": "One of: N-1A (Mutual Fund), N-1 (Open-End Separate Account with No Variable Annuities), N-2 (Closed-End Investment Company), N-3 (Separate Account Registered as Open-End Management Investment Company), N-4 (Variable Annuity UIT Separate Account), N-5 (Small Business Investment Company), N-6 (Variable Life UIT Separate Account), S-1 or S-3 (Face Amount Certificate Company), S-6 (UIT, Non-Insurance Product)." } } }, "auth_ref": [ "r75" ] }, "dei_EntityRegistrantName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "EntityRegistrantName", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Registrant Name", "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC." } } }, "auth_ref": [ "r31" ] }, "aimcst_EquinixIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "EquinixIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Equinix Inc [Member]" } } }, "auth_ref": [] }, "us-gaap_EquityMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "EquityMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Equity [Member]", "documentation": "Trading in a derivative instrument whose primary underlying risk is tied to share prices." } } }, "auth_ref": [ "r24", "r25" ] }, "aimcst_EquityResidentialMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "EquityResidentialMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Equity Residential [Member]" } } }, "auth_ref": [] }, "oef_EtfDiscountNumDays": { "xbrltype": "integerItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "EtfDiscountNumDays", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "ETF Discount, Number of Days" } } }, "auth_ref": [ "r56" ] }, "oef_EtfPastPerfTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "EtfPastPerfTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "ETF Past Performance [Text Block]" } } }, "auth_ref": [ "r58" ] }, "oef_EtfPremiumDiscountTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "EtfPremiumDiscountTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "ETF Premium Discount [Text Block]" } } }, "auth_ref": [ "r56" ] }, "oef_EtfPremiumNumDays": { "xbrltype": "integerItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "EtfPremiumNumDays", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "ETF Premium, Number of Days" } } }, "auth_ref": [ "r56" ] }, "oef_EtfPurchaseExplanationTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "EtfPurchaseExplanationTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "ETF Purchase Explanation [Text Block]" } } }, "auth_ref": [ "r57" ] }, "aimcst_EvercoreIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "EvercoreIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Evercore Inc Class A [Member]" } } }, "auth_ref": [] }, "oef_ExpenseRatioPct": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpenseRatioPct", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expense Ratio, Percent" } } }, "auth_ref": [ "r41" ] }, "oef_ExpensesExclExtraordinaryExpensesPct": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpensesExclExtraordinaryExpensesPct", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expenses Excluding Extraordinary Expenses, Percent" } } }, "auth_ref": [ "r44" ] }, "oef_ExpensesPaidAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpensesPaidAmt", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expenses Paid, Amount" } } }, "auth_ref": [ "r40" ] }, "oef_ExpensesRepresentBothMasterAndFeeder": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpensesRepresentBothMasterAndFeeder", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expenses Represent Both Master and Feeder [Text]" } } }, "auth_ref": [ "r42", "r72" ] }, "oef_ExpensesShortPeriodFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpensesShortPeriodFnTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expenses Short Period Footnote [Text Block]" } } }, "auth_ref": [ "r43" ] }, "oef_ExpensesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExpensesTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Expenses [Text Block]" } } }, "auth_ref": [ "r39" ] }, "oef_ExposureBasisExplanationTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExposureBasisExplanationTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Exposure Basis Explanation [Text Block]" } } }, "auth_ref": [ "r61" ] }, "srt_ExternalCreditRatingFitchMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "ExternalCreditRatingFitchMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "auth_ref": [ "r20", "r79" ] }, "srt_ExternalCreditRatingMoodysMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "ExternalCreditRatingMoodysMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "auth_ref": [ "r20", "r79" ] }, "srt_ExternalCreditRatingStandardPoorsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "ExternalCreditRatingStandardPoorsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "auth_ref": [ "r20", "r79" ] }, "oef_ExtraordinaryExpensesFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ExtraordinaryExpensesFnTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Extraordinary Expenses Footnote [Text Block]" } } }, "auth_ref": [ "r44" ] }, "aimcst_FTSEEPRANAREITDevelopedIndexNetMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "FTSEEPRANAREITDevelopedIndexNetMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "FTSE EPRA NAREIT Developed Index Net [Member]" } } }, "auth_ref": [] }, "oef_FactorsAffectingPerfTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "FactorsAffectingPerfTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Factors Affecting Performance [Text Block]" } } }, "auth_ref": [ "r45" ] }, "us-gaap_FinancialServicesSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "FinancialServicesSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Financial Services Sector [Member]", "documentation": "Sector of the economy consisting of companies engaged in financial services." } } }, "auth_ref": [ "r26", "r30", "r85", "r86", "r87", "r91" ] }, "aimcst_FirstIndustrialRealtyTrustIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "FirstIndustrialRealtyTrustIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "First Industrial Realty Trust Inc [Member]" } } }, "auth_ref": [] }, "aimcst_FirstStudentBidcoIncTermLoanB67108212030Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "FirstStudentBidcoIncTermLoanB67108212030Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "First Student Bidco Inc Term Loan B 6 71 08 21 2030 [Member]" } } }, "auth_ref": [] }, "oef_FundName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "FundName", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Fund Name" } } }, "auth_ref": [ "r34" ] }, "aimcst_GeneracHoldingsIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "GeneracHoldingsIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Generac Holdings Inc [Member]" } } }, "auth_ref": [] }, "aimcst_GeneralObligationBondsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "GeneralObligationBondsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "General Obligation Bonds [Member]" } } }, "auth_ref": [] }, "oef_GeographicRegionAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "GeographicRegionAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Geographic Region [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_GeographicRegionDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "GeographicRegionDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Geographic Region [Domain]" } } }, "auth_ref": [ "r61" ] }, "aimcst_GoodmanGroupMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "GoodmanGroupMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Goodman Group [Member]" } } }, "auth_ref": [] }, "country_HK": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2025", "localname": "HK", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "HONG KONG" } } }, "auth_ref": [] }, "aimcst_HamiltonCountyOfOHTriHealthIncObligatedSeries2021RefVRDRB39508152051Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "HamiltonCountyOfOHTriHealthIncObligatedSeries2021RefVRDRB39508152051Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Hamilton County of OH TriHealth Inc Obligated Series 2021 Ref VRD RB 3 95 08 15 2051 [Member]" } } }, "auth_ref": [] }, "us-gaap_HealthcareSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "HealthcareSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Healthcare Sector [Member]", "documentation": "Sector of the economy consisting of companies engaged in healthcare-related business activities." } } }, "auth_ref": [ "r26", "r27", "r28", "r30", "r85", "r86", "r87", "r91" ] }, "oef_HoldingsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "HoldingsAbstract", "lang": { "en-us": { "role": { "label": "Holdings [Abstract]" } } }, "auth_ref": [ "r61" ] }, "oef_HoldingsCount": { "xbrltype": "integerItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "HoldingsCount", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Holdings Count" } } }, "auth_ref": [ "r59" ] }, "oef_HoldingsLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "HoldingsLineItems", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Holdings [Line Items]" } } }, "auth_ref": [ "r61" ] }, "oef_HoldingsTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "HoldingsTable", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Holdings [Table]" } } }, "auth_ref": [ "r61" ] }, "oef_HoldingsTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "HoldingsTableTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Holdings [Text Block]" } } }, "auth_ref": [ "r61" ] }, "aimcst_IllinoisStateOfDevelopmentFinanceAuthorityCITGOPetroleumCorpSeries2002RB80006012032Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "IllinoisStateOfDevelopmentFinanceAuthorityCITGOPetroleumCorpSeries2002RB80006012032Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Illinois State of Development Finance Authority CITGO Petroleum Corp Series 2002 RB 8 00 06 01 2032 [Member]" } } }, "auth_ref": [] }, "oef_InabilityToMeetDistLevelTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "InabilityToMeetDistLevelTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Inability to Meet Distribution Level [Text Block]" } } }, "auth_ref": [ "r55" ] }, "oef_IndustrialSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "IndustrialSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Industrial Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "oef_IndustrySectorAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "IndustrySectorAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Industry Sector [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_IndustrySectorDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "IndustrySectorDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Industry Sector [Domain]" } } }, "auth_ref": [ "r61" ] }, "oef_InformationTechnologySectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "InformationTechnologySectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Information Technology Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "aimcst_InvescoLtdMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "InvescoLtdMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Invesco Ltd [Member]" } } }, "auth_ref": [] }, "us-gaap_InvestmentCompanyPortfolioTurnover": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "InvestmentCompanyPortfolioTurnover", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Investment Company Portfolio Turnover", "documentation": "Percentage of lesser of purchase or sale of portfolio securities to average value of portfolio securities owned." } } }, "auth_ref": [ "r84" ] }, "us-gaap_InvestmentTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "InvestmentTypeAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Investment Type [Axis]", "documentation": "Information by type of investments." } } }, "auth_ref": [ "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", "r16", "r30" ] }, "us-gaap_InvestmentTypeCategorizationMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "InvestmentTypeCategorizationMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "documentation": "Asset obtained to generate income or appreciate in value." } } }, "auth_ref": [ "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", "r16", "r30" ] }, "aimcst_IronMountainIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "IronMountainIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Iron Mountain Inc [Member]" } } }, "auth_ref": [] }, "country_JP": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2025", "localname": "JP", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "JAPAN" } } }, "auth_ref": [] }, "aimcst_JPMorganChaseAndCoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "JPMorganChaseAndCoMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "JPMorgan Chase And Co [Member]" } } }, "auth_ref": [] }, "aimcst_JPMorganLeveragedLoanIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "JPMorganLeveragedLoanIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "JP Morgan Leveraged Loan Index [Member]" } } }, "auth_ref": [] }, "aimcst_JohnsonAndJohnsonMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "JohnsonAndJohnsonMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Johnson And Johnson [Member]" } } }, "auth_ref": [] }, "aimcst_KentuckyCommonwealthOfPublicEnergyAuthoritySeries2024ARB50007012030Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "KentuckyCommonwealthOfPublicEnergyAuthoritySeries2024ARB50007012030Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Kentucky Commonwealth of Public Energy Authority Series 2024 A RB 5 00 07 01 2030 [Member]" } } }, "auth_ref": [] }, "oef_LargestHoldingAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "LargestHoldingAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Largest Holding [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_LargestHoldingsDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "LargestHoldingsDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Largest Holdings [Domain]" } } }, "auth_ref": [ "r61" ] }, "oef_LargestHoldingsTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "LargestHoldingsTableTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Largest Holdings [Text Block]" } } }, "auth_ref": [ "r61" ] }, "aimcst_LasVegasSandsCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "LasVegasSandsCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Las Vegas Sands Corp [Member]" } } }, "auth_ref": [] }, "dei_LegalEntityAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "LegalEntityAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Series [Axis]", "documentation": "The set of legal entities associated with a report." } } }, "auth_ref": [] }, "oef_LineGraphAndTableMeasureName": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "LineGraphAndTableMeasureName", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Line Graph and Table Measure Name" } } }, "auth_ref": [ "r47" ] }, "oef_LineGraphTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "LineGraphTableTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Line Graph [Table Text Block]" } } }, "auth_ref": [ "r46" ] }, "aimcst_MACOMTechnologySolutionsHoldingsIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MACOMTechnologySolutionsHoldingsIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "MACOM Technology Solutions Holdings Inc [Member]" } } }, "auth_ref": [] }, "aimcst_MSCIWorldIndexSMNetMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MSCIWorldIndexSMNetMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "MSCI World IndexSM Net [Member]" } } }, "auth_ref": [] }, "aimcst_MainStreetNaturalGasIncSeries2022CRB40011012027Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MainStreetNaturalGasIncSeries2022CRB40011012027Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Main Street Natural Gas Inc Series 2022 C RB 4 00 11 01 2027 [Member]" } } }, "auth_ref": [] }, "aimcst_MassachusettsCommonwealthOfDevelopmentFinanceAgencyBrownUniversitySeries2025RB52508152044Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MassachusettsCommonwealthOfDevelopmentFinanceAgencyBrownUniversitySeries2025RB52508152044Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Massachusetts Commonwealth of Development Finance Agency Brown University Series 2025 RB 5 25 08 15 2044 [Member]" } } }, "auth_ref": [] }, "aimcst_MastercardIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MastercardIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Mastercard Inc Class A [Member]" } } }, "auth_ref": [] }, "oef_MaterialChngDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialChngDate", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Change Date" } } }, "auth_ref": [ "r51" ] }, "oef_MaterialChngDescriptionTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialChngDescriptionTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Change Description [Text Block]" } } }, "auth_ref": [ "r51" ] }, "oef_MaterialFundChngAdviserTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngAdviserTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Adviser [Text Block]" } } }, "auth_ref": [ "r68" ] }, "oef_MaterialFundChngExpensesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngExpensesTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Expenses [Text Block]" } } }, "auth_ref": [ "r65" ] }, "oef_MaterialFundChngNameTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngNameTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Name [Text Block]" } } }, "auth_ref": [ "r63" ] }, "oef_MaterialFundChngNoticeTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngNoticeTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Notice [Text Block]" } } }, "auth_ref": [ "r37" ] }, "oef_MaterialFundChngObjectivesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngObjectivesTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Objectives [Text Block]" } } }, "auth_ref": [ "r64" ] }, "oef_MaterialFundChngRisksChngTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngRisksChngTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Risks Change [Text Block]" } } }, "auth_ref": [ "r67" ] }, "oef_MaterialFundChngStrategiesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngStrategiesTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change Strategies [Text Block]" } } }, "auth_ref": [ "r66" ] }, "oef_MaterialFundChngTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialFundChngTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Material Fund Change [Text Block]" } } }, "auth_ref": [ "r62" ] }, "oef_MaterialsSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaterialsSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Materials Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "oef_MaturityAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaturityAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Maturity [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_MaturityDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "MaturityDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Maturity [Domain]" } } }, "auth_ref": [ "r61" ] }, "aimcst_MetaPlatformsIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MetaPlatformsIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Meta Platforms Inc Class A [Member]" } } }, "auth_ref": [] }, "aimcst_MicrosoftCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MicrosoftCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Microsoft Corp [Member]" } } }, "auth_ref": [] }, "aimcst_MinnesotaStateOfHigherEducationFacilitiesAuthorityBethelUniversitySeries2017RefRB50005012032Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MinnesotaStateOfHigherEducationFacilitiesAuthorityBethelUniversitySeries2017RefRB50005012032Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Minnesota State of Higher Education Facilities Authority Bethel University Series 2017 Ref RB 5 00 05 01 2032 [Member]" } } }, "auth_ref": [] }, "us-gaap_MoneyMarketFundsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "MoneyMarketFundsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Money Market Funds [Member]", "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." } } }, "auth_ref": [ "r81", "r82" ] }, "aimcst_MoneyMarketFundsPlusOtherAssetsLessLiabilitiesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MoneyMarketFundsPlusOtherAssetsLessLiabilitiesMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Money Market Funds Plus Other Assets Less Liabilities [Member]" } } }, "auth_ref": [] }, "aimcst_MonitronicsInternationalIncDIPTermLoanA120606302028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MonitronicsInternationalIncDIPTermLoanA120606302028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Monitronics International Inc DIP Term Loan A 12 06 06 30 2028 [Member]" } } }, "auth_ref": [] }, "aimcst_MonitronicsInternationalIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MonitronicsInternationalIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Monitronics International Inc [Member]" } } }, "auth_ref": [] }, "aimcst_MyAlarmCenterLLCClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "MyAlarmCenterLLCClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "My Alarm Center LLC Class A [Member]" } } }, "auth_ref": [] }, "aimcst_NVIDIACorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NVIDIACorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "NVIDIA Corp [Member]" } } }, "auth_ref": [] }, "aimcst_Nasdaq100IndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "Nasdaq100IndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Nasdaq 100 Index [Member]" } } }, "auth_ref": [] }, "us-gaap_NasdaqCompositeIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "NasdaqCompositeIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "NASDAQ Composite Index [Member]", "documentation": "Index of companies trading on Nasdaq stock exchange." } } }, "auth_ref": [ "r88", "r89", "r90" ] }, "aimcst_NetflixIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NetflixIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Netflix Inc [Member]" } } }, "auth_ref": [] }, "aimcst_NewHampshireHealthAndEducationFacilitiesAuthorityActSeries2015RefRB50007012036Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewHampshireHealthAndEducationFacilitiesAuthorityActSeries2015RefRB50007012036Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New Hampshire Health and Education Facilities Authority Act Series 2015 Ref RB 5 00 07 01 2036 [Member]" } } }, "auth_ref": [] }, "aimcst_NewHampshireStateOfBusinessFinanceAuthorityVistaTheSeries2019ARB52507012039Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewHampshireStateOfBusinessFinanceAuthorityVistaTheSeries2019ARB52507012039Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New Hampshire State of Business Finance Authority Vista The Series 2019 A RB 5 25 07 01 2039 [Member]" } } }, "auth_ref": [] }, "aimcst_NewMexicoStateOfHospitalEquipmentLoanCouncilPresbyterianHealthcareSeries2008VRDRB24508012034Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewMexicoStateOfHospitalEquipmentLoanCouncilPresbyterianHealthcareSeries2008VRDRB24508012034Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New Mexico State of Hospital Equipment Loan Council Presbyterian Healthcare Series 2008 VRD RB 2 45 08 01 2034 [Member]" } } }, "auth_ref": [] }, "aimcst_NewYorkCityOfNYMunicipalWaterFinanceAuthoritySeries2016BBVRDRB40006152049Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewYorkCityOfNYMunicipalWaterFinanceAuthoritySeries2016BBVRDRB40006152049Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New York City of NY Municipal Water Finance Authority Series 2016 BB VRD RB 4 00 06 15 2049 [Member]" } } }, "auth_ref": [] }, "aimcst_NewYorkCityOfNYSeries2012VRDGOBonds23004012042Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewYorkCityOfNYSeries2012VRDGOBonds23004012042Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New York City of NY Series 2012 VRD GO Bonds 2 30 04 01 2042 [Member]" } } }, "auth_ref": [] }, "aimcst_NewYorkStateOfNYHousingDevelopmentCorpGreenBondsSeries2022B2RB34012222026Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewYorkStateOfNYHousingDevelopmentCorpGreenBondsSeries2022B2RB34012222026Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New York State of NY Housing Development Corp Green Bonds Series 2022 B 2 RB 3 40 12 22 2026 [Member]" } } }, "auth_ref": [] }, "aimcst_NewYorkTransportationDevelopmentCorpAmericanAirlinesIncJohnFKennedyInternationalAirportSeries2016RefRB50008012031Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewYorkTransportationDevelopmentCorpAmericanAirlinesIncJohnFKennedyInternationalAirportSeries2016RefRB50008012031Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "New York Transportation Development Corp American Airlines Inc John F Kennedy International Airport Series 2016 Ref RB 5 00 08 01 2031 [Member]" } } }, "auth_ref": [] }, "aimcst_NewmontCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NewmontCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Newmont Corp [Member]" } } }, "auth_ref": [] }, "oef_NoDeductionOfTaxesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "NoDeductionOfTaxesTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "No Deduction of Taxes [Text Block]" } } }, "auth_ref": [ "r48" ] }, "dei_NoTradingSymbolFlag": { "xbrltype": "trueItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "NoTradingSymbolFlag", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "No Trading Symbol Flag", "documentation": "Boolean flag that is true only for a security having no trading symbol." } } }, "auth_ref": [] }, "aimcst_NonRatedMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NonRatedMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Non Rated [Member]" } } }, "auth_ref": [] }, "aimcst_NumericableSFRSATermLoanB12101901312026Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "NumericableSFRSATermLoanB12101901312026Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Numericable SFR S A Term Loan B 12 10 19 01 31 2026 [Member]" } } }, "auth_ref": [] }, "aimcst_OllieSBargainOutletHoldingsIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "OllieSBargainOutletHoldingsIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Ollie s Bargain Outlet Holdings Inc [Member]" } } }, "auth_ref": [] }, "oef_OtherCategory1Axis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "OtherCategory1Axis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Category 1 [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_OtherCategory1Domain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "OtherCategory1Domain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Category 1 [Domain]" } } }, "auth_ref": [ "r61" ] }, "oef_OtherCategory2Axis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "OtherCategory2Axis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Category 2 [Axis]" } } }, "auth_ref": [ "r61" ] }, "oef_OtherCategory2Domain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "OtherCategory2Domain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Category 2 [Domain]" } } }, "auth_ref": [ "r61" ] }, "us-gaap_OtherInvestmentsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "OtherInvestmentsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Investments [Member]", "documentation": "Primary financial statement caption encompassing other investments." } } }, "auth_ref": [] }, "aimcst_OtherSectorsEachLessThan2OfNetAssetsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "OtherSectorsEachLessThan2OfNetAssetsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Other Sectors each less than 2 of net assets [Member]" } } }, "auth_ref": [] }, "aimcst_PEFAIncSeries2019RB50009012026Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PEFAIncSeries2019RB50009012026Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "PEFA Inc Series 2019 RB 5 00 09 01 2026 [Member]" } } }, "auth_ref": [] }, "aimcst_ParkerHannifinCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "ParkerHannifinCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Parker Hannifin Corp [Member]" } } }, "auth_ref": [] }, "oef_PctOfNav": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfNav", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Net Asset Value" } } }, "auth_ref": [ "r61" ] }, "oef_PctOfNetLongExposure": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfNetLongExposure", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Net Long Exposure" } } }, "auth_ref": [ "r61" ] }, "oef_PctOfNetShortExposure": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfNetShortExposure", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Net Short Exposure" } } }, "auth_ref": [ "r61" ] }, "oef_PctOfTotalInv": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfTotalInv", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Total Investments" } } }, "auth_ref": [ "r61" ] }, "oef_PctOfTotalLongExposure": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfTotalLongExposure", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Total Long Exposure" } } }, "auth_ref": [ "r61" ] }, "oef_PctOfTotalShortExposure": { "xbrltype": "percentItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PctOfTotalShortExposure", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Percent of Total Short Exposure" } } }, "auth_ref": [ "r61" ] }, "aimcst_PennsylvaniaCommonwealthOfPublicSchoolBuildingAuthorityPhiladelphiaSchoolDistrictSeries2016RefRB50006012036Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PennsylvaniaCommonwealthOfPublicSchoolBuildingAuthorityPhiladelphiaSchoolDistrictSeries2016RefRB50006012036Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Pennsylvania Commonwealth of Public School Building Authority Philadelphia School District Series 2016 Ref RB 5 00 06 01 2036 [Member]" } } }, "auth_ref": [] }, "oef_PerfInceptionDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PerfInceptionDate", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Performance Inception Date" } } }, "auth_ref": [ "r47" ] }, "oef_PerfTableMarketIndexChngdTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PerfTableMarketIndexChngdTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Performance Table Market Index Changed [Text Block]" } } }, "auth_ref": [ "r54" ] }, "oef_PerformancePastDoesNotIndicateFuture": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PerformancePastDoesNotIndicateFuture", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Performance Past Does Not Indicate Future [Text]" } } }, "auth_ref": [ "r49", "r73" ] }, "aimcst_PhilipMorrisInternationalIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PhilipMorrisInternationalIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Philip Morris International Inc [Member]" } } }, "auth_ref": [] }, "aimcst_PolkCountyOfFLIndustrialDevelopmentAuthorityCarpenterSHomeEstatesSeries2019RefIDR50001012039Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PolkCountyOfFLIndustrialDevelopmentAuthorityCarpenterSHomeEstatesSeries2019RefIDR50001012039Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Polk County of FL Industrial Development Authority Carpenter s Home Estates Series 2019 Ref IDR 5 00 01 01 2039 [Member]" } } }, "auth_ref": [] }, "aimcst_PreRefundedBondsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PreRefundedBondsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Pre Refunded Bonds [Member]" } } }, "auth_ref": [] }, "oef_PreviousInvestmentAdviserTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PreviousInvestmentAdviserTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Previous Investment Adviser [Text Block]" } } }, "auth_ref": [ "r50" ] }, "oef_PriorMarketIndexComparisonTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "PriorMarketIndexComparisonTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Prior Market Index Comparison [Text Block]" } } }, "auth_ref": [ "r54" ] }, "aimcst_PrologisIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PrologisIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Prologis Inc [Member]" } } }, "auth_ref": [] }, "aimcst_ProofpointIncTermLoanB73208312028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "ProofpointIncTermLoanB73208312028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Proofpoint Inc Term Loan B 7 32 08 31 2028 [Member]" } } }, "auth_ref": [] }, "aimcst_PuertoRicoCommonwealthOfSeries2021A1GOBonds56307012027Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "PuertoRicoCommonwealthOfSeries2021A1GOBonds56307012027Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Puerto Rico Commonwealth of Series 2021 A 1 GO Bonds 5 63 07 01 2027 [Member]" } } }, "auth_ref": [] }, "us-gaap_RealEstateSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "RealEstateSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Real Estate Sector [Member]", "documentation": "Sector of the economy consisting of companies engaged in real estate business activities." } } }, "auth_ref": [ "r19", "r26", "r85", "r86", "r87", "r91" ] }, "aimcst_RevenueBondsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "RevenueBondsMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Revenue Bonds [Member]" } } }, "auth_ref": [] }, "aimcst_RoyalCaribbeanCruisesLtdMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "RoyalCaribbeanCruisesLtdMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Royal Caribbean Cruises Ltd [Member]" } } }, "auth_ref": [] }, "aimcst_Russell1000GrowthIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "Russell1000GrowthIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Russell 1000 Growth Index [Member]" } } }, "auth_ref": [] }, "aimcst_Russell1000ValueIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "Russell1000ValueIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Russell 1000 Value Index [Member]" } } }, "auth_ref": [] }, "aimcst_Russell2000GrowthIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "Russell2000GrowthIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Russell 2000 Growth Index [Member]" } } }, "auth_ref": [] }, "aimcst_Russell2000IndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "Russell2000IndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Russell 2000 Index [Member]" } } }, "auth_ref": [] }, "aimcst_SAndP500EqualWeightIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SAndP500EqualWeightIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "S And P 500 Equal Weight Index [Member]" } } }, "auth_ref": [] }, "aimcst_SAndPMunicipalBondHighYieldIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SAndPMunicipalBondHighYieldIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "S And P Municipal Bond High Yield Index [Member]" } } }, "auth_ref": [] }, "aimcst_SAndPMunicipalBondIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SAndPMunicipalBondIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "S And P Municipal Bond Index [Member]" } } }, "auth_ref": [] }, "aimcst_SAndPMunicipalBondShortIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SAndPMunicipalBondShortIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "S And P Municipal Bond Short Index [Member]" } } }, "auth_ref": [] }, "aimcst_SAndPUBSLeveragedLoanIndexMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SAndPUBSLeveragedLoanIndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "S And P UBS Leveraged Loan Index [Member]" } } }, "auth_ref": [] }, "aimcst_SPXTechnologiesIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SPXTechnologiesIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "SPX Technologies Inc [Member]" } } }, "auth_ref": [] }, "oef_SalesLoadAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "SalesLoadAxis", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Sales Load [Axis]" } } }, "auth_ref": [ "r53" ] }, "dei_SecurityExchangeName": { "xbrltype": "edgarExchangeCodeItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "SecurityExchangeName", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Security Exchange Name", "terseLabel": "Exchange", "documentation": "Name of the Exchange on which a security is registered." } } }, "auth_ref": [ "r32" ] }, "aimcst_SecurityTypesEachLessThan1OfPortfolioMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SecurityTypesEachLessThan1OfPortfolioMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Security Types each less than 1 of portfolio [Member]" } } }, "auth_ref": [] }, "oef_ShareClassDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ShareClassDomain", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport", "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Share Classes" } } }, "auth_ref": [ "r33" ] }, "oef_ShareholderReportAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ShareholderReportAbstract", "lang": { "en-us": { "role": { "label": "Shareholder Report [Abstract]" } } }, "auth_ref": [ "r53" ] }, "oef_ShareholderReportAnnualOrSemiAnnual": { "xbrltype": "shareholderReportTypeItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ShareholderReportAnnualOrSemiAnnual", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Shareholder Report Annual or Semi-Annual" } } }, "auth_ref": [ "r35" ] }, "oef_ShareholderReportLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ShareholderReportLineItems", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Shareholder Report [Line Items]" } } }, "auth_ref": [ "r53" ] }, "oef_ShareholderReportTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "ShareholderReportTable", "presentation": [ "http://xbrl.sec.gov/oef/role/NcsrCover", "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Shareholder Report [Table]" } } }, "auth_ref": [ "r53" ] }, "aimcst_SimonPropertyGroupIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SimonPropertyGroupIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Simon Property Group Inc [Member]" } } }, "auth_ref": [] }, "aimcst_SpinHoldcoIncTermLoan85803042028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SpinHoldcoIncTermLoan85803042028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Spin Holdco Inc Term Loan 8 58 03 04 2028 [Member]" } } }, "auth_ref": [] }, "us-gaap_StandardPoors500IndexMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "StandardPoors500IndexMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails", "http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's 500 Index [Member]", "documentation": "Index of 500 large companies trading on stock exchanges in United States of America (US)." } } }, "auth_ref": [ "r88", "r89", "r90" ] }, "srt_StandardPoorsBBBMinusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBBBMinusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, BBB- Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBBMinusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBBMinusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, BB- Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBBPlusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBBPlusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, BB+ Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBBRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBBRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, BB Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBMinusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBMinusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, B- Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBPlusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBPlusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, B+ Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsBRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsBRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, B Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsCCCMinusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsCCCMinusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, CCC- Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsCCCPlusRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsCCCPlusRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, CCC+ Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsCCCRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsCCCRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, CCC Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsCCRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsCCRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, CC Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsCRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsCRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, C Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "srt_StandardPoorsDRatingMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2025", "localname": "StandardPoorsDRatingMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Standard & Poor's, D Rating [Member]" } } }, "auth_ref": [ "r79", "r80" ] }, "aimcst_StepStoneGroupIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "StepStoneGroupIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "StepStone Group Inc Class A [Member]" } } }, "auth_ref": [] }, "aimcst_SterlingInfrastructureIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "SterlingInfrastructureIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Sterling Infrastructure Inc [Member]" } } }, "auth_ref": [] }, "oef_SummaryOfChngLegendTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "SummaryOfChngLegendTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Summary of Change Legend [Text Block]" } } }, "auth_ref": [ "r69" ] }, "aimcst_TarrantCountyCulturalEducationFacilitiesFinanceCorpCookChildrenSMedicalCenterSeries2025RB52512012049Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TarrantCountyCulturalEducationFacilitiesFinanceCorpCookChildrenSMedicalCenterSeries2025RB52512012049Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Tarrant County Cultural Education Facilities Finance Corp Cook Children s Medical Center Series 2025 RB 5 25 12 01 2049 [Member]" } } }, "auth_ref": [] }, "aimcst_TarrantCountyCulturalEducationFacilitiesFinanceCorpMethodistHospitalsOfDallasSeries2008AVRDRB22010012041Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TarrantCountyCulturalEducationFacilitiesFinanceCorpMethodistHospitalsOfDallasSeries2008AVRDRB22010012041Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Tarrant County Cultural Education Facilities Finance Corp Methodist Hospitals of Dallas Series 2008 A VRD RB 2 20 10 01 2041 [Member]" } } }, "auth_ref": [] }, "aimcst_TenderOptionBondTrustReceiptsCertificatesSeries2023VRDRB26705012031Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TenderOptionBondTrustReceiptsCertificatesSeries2023VRDRB26705012031Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Tender Option Bond Trust Receipts Certificates Series 2023 VRD RB 2 67 05 01 2031 [Member]" } } }, "auth_ref": [] }, "aimcst_TennesseeEnergyAcquisitionCorpSeries2018RB40011012025Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TennesseeEnergyAcquisitionCorpSeries2018RB40011012025Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Tennessee Energy Acquisition Corp Series 2018 RB 4 00 11 01 2025 [Member]" } } }, "auth_ref": [] }, "aimcst_TeradyneIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TeradyneIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Teradyne Inc [Member]" } } }, "auth_ref": [] }, "aimcst_TeslaIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TeslaIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Tesla Inc [Member]" } } }, "auth_ref": [] }, "dei_TradingSymbol": { "xbrltype": "tradingSymbolItemType", "nsuri": "http://xbrl.sec.gov/dei/2025", "localname": "TradingSymbol", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Trading Symbol", "terseLabel": "Ticker", "documentation": "Trading symbol of an instrument as listed on an exchange." } } }, "auth_ref": [] }, "aimcst_TrinseoMaterialsOperatingSCATermLoanB128205032028Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "TrinseoMaterialsOperatingSCATermLoanB128205032028Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Trinseo Materials Operating S C A Term Loan B 12 82 05 03 2028 [Member]" } } }, "auth_ref": [] }, "country_US": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2025", "localname": "US", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "UNITED STATES" } } }, "auth_ref": [] }, "aimcst_USDollarDenominatedBondsAndNotesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USDollarDenominatedBondsAndNotesMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Dollar Denominated Bonds And Notes [Member]" } } }, "auth_ref": [] }, "aimcst_USGovernmentSponsoredAgencyMortgageBackedSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USGovernmentSponsoredAgencyMortgageBackedSecuritiesMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Government Sponsored Agency Mortgage Backed Securities [Member]" } } }, "auth_ref": [] }, "aimcst_USTreasuryBonds47505152055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USTreasuryBonds47505152055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Treasury Bonds 4 75 05 15 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_USTreasuryNotes38807312027Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USTreasuryNotes38807312027Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Treasury Notes 3 88 07 31 2027 [Member]" } } }, "auth_ref": [] }, "aimcst_USTreasuryNotes38807312030Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USTreasuryNotes38807312030Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Treasury Notes 3 88 07 31 2030 [Member]" } } }, "auth_ref": [] }, "aimcst_USTreasuryNotes40007312032Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USTreasuryNotes40007312032Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Treasury Notes 4 00 07 31 2032 [Member]" } } }, "auth_ref": [] }, "aimcst_USTreasuryNotes42508152035Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "USTreasuryNotes42508152035Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "U S Treasury Notes 4 25 08 15 2035 [Member]" } } }, "auth_ref": [] }, "us-gaap_USTreasurySecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2025", "localname": "USTreasurySecuritiesMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "US Treasury Securities [Member]", "documentation": "This category includes information about debt securities issued by the United States Department of the Treasury and backed by the United States government. Such securities primarily consist of treasury bills (short-term maturities - one year or less), treasury notes (intermediate term maturities - two to ten years), and treasury bonds (long-term maturities - ten to thirty years)." } } }, "auth_ref": [ "r17", "r18", "r21", "r22", "r23", "r26", "r83" ] }, "aimcst_UniformMortgageBackedSecuritiesTBA20009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA20009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 2 00 09 01 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_UniformMortgageBackedSecuritiesTBA25009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA25009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 2 50 09 01 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_UniformMortgageBackedSecuritiesTBA30009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA30009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 3 00 09 01 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_UniformMortgageBackedSecuritiesTBA35009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA35009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 3 50 09 01 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_UniformMortgageBackedSecuritiesTBA40009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA40009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 4 00 09 01 2055 [Member]" } } }, "auth_ref": [] }, "aimcst_UniformMortgageBackedSecuritiesTBA50009012055Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "UniformMortgageBackedSecuritiesTBA50009012055Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Uniform Mortgage Backed Securities TBA 5 00 09 01 2055 [Member]" } } }, "auth_ref": [] }, "oef_UpdPerfInfoLocationTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "UpdPerfInfoLocationTextBlock", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Updated Performance Information Location [Text Block]" } } }, "auth_ref": [ "r52" ] }, "oef_UpdProspectusEmailAddress": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "UpdProspectusEmailAddress", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Updated Prospectus Email Address" } } }, "auth_ref": [ "r69" ] }, "oef_UpdProspectusPhoneNumber": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "UpdProspectusPhoneNumber", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Updated Prospectus Phone Number" } } }, "auth_ref": [ "r69" ] }, "oef_UpdProspectusWebAddress": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "UpdProspectusWebAddress", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReport" ], "lang": { "en-us": { "role": { "label": "Updated Prospectus Web Address" } } }, "auth_ref": [ "r69" ] }, "oef_UtilitiesSectorMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "UtilitiesSectorMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Utilities Sector [Member]" } } }, "auth_ref": [ "r61" ] }, "aimcst_VGlobalHoldingsLLCTermLoan101412222027Member": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "VGlobalHoldingsLLCTermLoan101412222027Member", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "V Global Holdings LLC Term Loan 10 14 12 22 2027 [Member]" } } }, "auth_ref": [] }, "aimcst_VisaIncClassAMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "VisaIncClassAMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Visa Inc Class A [Member]" } } }, "auth_ref": [] }, "aimcst_WaltDisneyCoTheMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "WaltDisneyCoTheMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Walt Disney Co The [Member]" } } }, "auth_ref": [] }, "aimcst_WellsFargoAndCoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "WellsFargoAndCoMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Wells Fargo And Co [Member]" } } }, "auth_ref": [] }, "aimcst_WelltowerIncMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "WelltowerIncMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Welltower Inc [Member]" } } }, "auth_ref": [] }, "aimcst_WesternDigitalCorpMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "WesternDigitalCorpMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Western Digital Corp [Member]" } } }, "auth_ref": [] }, "oef_WithSalesLoadMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "WithSalesLoadMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "With Sales Load [Member]" } } }, "auth_ref": [ "r53" ] }, "oef_WithoutSalesLoadMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/oef/2025", "localname": "WithoutSalesLoadMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" ], "lang": { "en-us": { "role": { "label": "Without Sales Load [Member]" } } }, "auth_ref": [ "r53" ] }, "aimcst_WynnResortsLtdMember": { "xbrltype": "domainItemType", "nsuri": "http://www.invesco.com/20251014", "localname": "WynnResortsLtdMember", "presentation": [ "http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" ], "lang": { "en-us": { "role": { "label": "Wynn Resorts Ltd [Member]" } } }, "auth_ref": [] } } } }, "std_ref": { "r0": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "SubTopic": "30", "Topic": "205", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479910/205-30-50-1" }, "r1": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1" }, "r2": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1" }, "r3": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-1" }, "r4": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6" }, "r5": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478795/946-210-50-6" }, "r6": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column A)(Footnote 1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1" }, "r7": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column C)(Footnote 5))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1" }, "r8": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.12-12A(Column C)(Footnote 4))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-2" }, "r9": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 7))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3" }, "r10": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3" }, "r11": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5D", "Subparagraph": "(SX 210.12-13D(Column A)(Footnote 2)(i))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5D" }, "r12": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SX 210.12-14(Column F)(Footnote 7))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6" }, "r13": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column A))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7" }, "r14": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column B))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7" }, "r15": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column C))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7" }, "r16": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column D))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-7" }, "r17": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480738/235-10-S50-1" }, "r18": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480678/235-10-S99-1" }, "r19": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "12", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-12" }, "r20": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "15", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-15" }, "r21": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1" }, "r22": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(c)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5" }, "r23": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "17", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480482/715-20-55-17" }, "r24": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4F", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4F" }, "r25": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "184", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480401/815-10-55-184" }, "r26": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "100", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-100" }, "r27": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "101", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-101" }, "r28": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "103", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482078/820-10-55-103" }, "r29": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "860", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147481395/860-30-55-4" }, "r30": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477439/946-210-55-1" }, "r31": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "b-2" }, "r32": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "d1-1" }, "r33": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "1", "Subsection": "a", "Paragraph": "1" }, "r34": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "b", "Paragraph": "1" }, "r35": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "b", "Paragraph": "3" }, "r36": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "b", "Paragraph": "4" }, "r37": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "b", "Paragraph": "5" }, "r38": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "b", "Paragraph": "instruction", "Subparagraph": "2" }, "r39": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c" }, "r40": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c", "Paragraph": "ii" }, "r41": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c", "Paragraph": "iii" }, "r42": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c", "Paragraph": "instruction", "Sentence": "1", "Clause": "b" }, "r43": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c", "Paragraph": "instruction", "Subparagraph": "1", "Clause": "c" }, "r44": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "c", "Paragraph": "instruction", "Subparagraph": "1", "Clause": "d" }, "r45": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "1" }, "r46": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2" }, "r47": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "i" }, "r48": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "iii", "Clause": "B" }, "r49": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "iiii", "Clause": "A" }, "r50": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "instruction", "Clause": "12" }, "r51": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "instruction", "Clause": "14" }, "r52": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "instruction", "Clause": "15" }, "r53": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "instruction", "Clause": "7" }, "r54": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "2", "Subparagraph": "instruction", "Clause": "8" }, "r55": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "3" }, "r56": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "4" }, "r57": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "4", "Subparagraph": "instruction", "Clause": "3" }, "r58": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "d", "Paragraph": "4", "Subparagraph": "instruction", "Clause": "4" }, "r59": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "e" }, "r60": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "e", "Paragraph": "instruction", "Subparagraph": "6" }, "r61": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "f" }, "r62": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g" }, "r63": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "1" }, "r64": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "2" }, "r65": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "3" }, "r66": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "4" }, "r67": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "5" }, "r68": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "6" }, "r69": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "g", "Paragraph": "instruction", "Subparagraph": "2" }, "r70": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "h", "Paragraph": "1" }, "r71": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "27A", "Subsection": "h", "Paragraph": "2" }, "r72": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "3", "Subsection": "instruction", "Paragraph": "1", "Subparagraph": "d", "Sentence": "i" }, "r73": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "4", "Subsection": "b", "Paragraph": "2", "Subparagraph": "i" }, "r74": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-1A", "Section": "4", "Subsection": "b", "Paragraph": "2", "Subparagraph": "iii" }, "r75": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-T", "Number": "232", "Section": "313" }, "r76": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-3" }, "r77": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5" }, "r78": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147481800/320-10-50-5B" }, "r79": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479319/326-20-50-5" }, "r80": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "15", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479294/326-20-55-15" }, "r81": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-1" }, "r82": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(c)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480506/715-20-50-5" }, "r83": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "942", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477268/942-320-50-2" }, "r84": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "27", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478494/946-205-50-27" }, "r85": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2)(ii))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-1" }, "r86": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-2" }, "r87": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 1)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-3" }, "r88": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5", "Subparagraph": "(SX 210.12-13(Column A)(Footnote 3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5" }, "r89": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5C", "Subparagraph": "(SX 210.12-13C(Column A)(Footnote 3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C" }, "r90": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5C", "Subparagraph": "(SX 210.12-13C(Column B)(Footnote 3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-5C" }, "r91": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477271/946-320-S99-6" } } }