3.24.2.u1 html 518 363 1 true 99 0 false 6 false false R1.htm 0000001 - Document - Cover Page Sheet http://bbu.brookfield.com/role/CoverPage Cover Page Cover 1 false false R2.htm 0000002 - Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION Sheet http://bbu.brookfield.com/role/UNAUDITEDINTERIMCONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITION UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION Statements 2 false false R3.htm 0000003 - Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF OPERATING RESULTS Sheet http://bbu.brookfield.com/role/UNAUDITEDINTERIMCONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATINGRESULTS UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF OPERATING RESULTS Statements 3 false false R4.htm 0000004 - Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Sheet http://bbu.brookfield.com/role/UNAUDITEDINTERIMCONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Statements 4 false false R5.htm 0000005 - Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY Sheet http://bbu.brookfield.com/role/UNAUDITEDINTERIMCONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY Statements 5 false false R6.htm 0000006 - Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOW Sheet http://bbu.brookfield.com/role/UNAUDITEDINTERIMCONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOW UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOW Statements 6 false false R7.htm 0000007 - Disclosure - NATURE AND DESCRIPTION OF THE PARTNERSHIP Sheet http://bbu.brookfield.com/role/NATUREANDDESCRIPTIONOFTHEPARTNERSHIP NATURE AND DESCRIPTION OF THE PARTNERSHIP Notes 7 false false R8.htm 0000008 - Disclosure - MATERIAL ACCOUNTING POLICY INFORMATION Sheet http://bbu.brookfield.com/role/MATERIALACCOUNTINGPOLICYINFORMATION MATERIAL ACCOUNTING POLICY INFORMATION Notes 8 false false R9.htm 0000009 - Disclosure - ACQUISITION OF BUSINESSES Sheet http://bbu.brookfield.com/role/ACQUISITIONOFBUSINESSES ACQUISITION OF BUSINESSES Notes 9 false false R10.htm 0000010 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTS FAIR VALUE OF FINANCIAL INSTRUMENTS Notes 10 false false R11.htm 0000011 - Disclosure - FINANCIAL ASSETS Sheet http://bbu.brookfield.com/role/FINANCIALASSETS FINANCIAL ASSETS Notes 11 false false R12.htm 0000012 - Disclosure - ACCOUNTS AND OTHER RECEIVABLE, NET Sheet http://bbu.brookfield.com/role/ACCOUNTSANDOTHERRECEIVABLENET ACCOUNTS AND OTHER RECEIVABLE, NET Notes 12 false false R13.htm 0000013 - Disclosure - INVENTORY, NET Sheet http://bbu.brookfield.com/role/INVENTORYNET INVENTORY, NET Notes 13 false false R14.htm 0000014 - Disclosure - DISPOSITIONS Sheet http://bbu.brookfield.com/role/DISPOSITIONS DISPOSITIONS Notes 14 false false R15.htm 0000015 - Disclosure - OTHER ASSETS Sheet http://bbu.brookfield.com/role/OTHERASSETS OTHER ASSETS Notes 15 false false R16.htm 0000016 - Disclosure - PROPERTY, PLANT AND EQUIPMENT Sheet http://bbu.brookfield.com/role/PROPERTYPLANTANDEQUIPMENT PROPERTY, PLANT AND EQUIPMENT Notes 16 false false R17.htm 0000017 - Disclosure - INTANGIBLE ASSETS Sheet http://bbu.brookfield.com/role/INTANGIBLEASSETS INTANGIBLE ASSETS Notes 17 false false R18.htm 0000018 - Disclosure - GOODWILL Sheet http://bbu.brookfield.com/role/GOODWILL GOODWILL Notes 18 false false R19.htm 0000019 - Disclosure - EQUITY ACCOUNTED INVESTMENTS Sheet http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTS EQUITY ACCOUNTED INVESTMENTS Notes 19 false false R20.htm 0000020 - Disclosure - ACCOUNTS PAYABLE AND OTHER Sheet http://bbu.brookfield.com/role/ACCOUNTSPAYABLEANDOTHER ACCOUNTS PAYABLE AND OTHER Notes 20 false false R21.htm 0000021 - Disclosure - CONTRACTS IN PROGRESS Sheet http://bbu.brookfield.com/role/CONTRACTSINPROGRESS CONTRACTS IN PROGRESS Notes 21 false false R22.htm 0000022 - Disclosure - BORROWINGS Sheet http://bbu.brookfield.com/role/BORROWINGS BORROWINGS Notes 22 false false R23.htm 0000023 - Disclosure - RELATED PARTY TRANSACTIONS Sheet http://bbu.brookfield.com/role/RELATEDPARTYTRANSACTIONS RELATED PARTY TRANSACTIONS Notes 23 false false R24.htm 0000024 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS Sheet http://bbu.brookfield.com/role/DERIVATIVEFINANCIALINSTRUMENTS DERIVATIVE FINANCIAL INSTRUMENTS Notes 24 false false R25.htm 0000025 - Disclosure - EQUITY Sheet http://bbu.brookfield.com/role/EQUITY EQUITY Notes 25 false false R26.htm 0000026 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Sheet http://bbu.brookfield.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Notes 26 false false R27.htm 0000027 - Disclosure - DIRECT OPERATING COSTS Sheet http://bbu.brookfield.com/role/DIRECTOPERATINGCOSTS DIRECT OPERATING COSTS Notes 27 false false R28.htm 0000028 - Disclosure - REVENUES Sheet http://bbu.brookfield.com/role/REVENUES REVENUES Notes 28 false false R29.htm 0000029 - Disclosure - SEGMENT INFORMATION Sheet http://bbu.brookfield.com/role/SEGMENTINFORMATION SEGMENT INFORMATION Notes 29 false false R30.htm 0000030 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION Sheet http://bbu.brookfield.com/role/SUPPLEMENTALCASHFLOWINFORMATION SUPPLEMENTAL CASH FLOW INFORMATION Notes 30 false false R31.htm 0000031 - Disclosure - INSURANCE CONTRACTS Sheet http://bbu.brookfield.com/role/INSURANCECONTRACTS INSURANCE CONTRACTS Notes 31 false false R32.htm 0000032 - Disclosure - SUBSEQUENT EVENTS Sheet http://bbu.brookfield.com/role/SUBSEQUENTEVENTS SUBSEQUENT EVENTS Notes 32 false false R33.htm 9954471 - Disclosure - MATERIAL ACCOUNTING POLICY INFORMATION (Policies) Sheet http://bbu.brookfield.com/role/MATERIALACCOUNTINGPOLICYINFORMATIONPolicies MATERIAL ACCOUNTING POLICY INFORMATION (Policies) Policies 33 false false R34.htm 9954472 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSTables FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) Tables http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTS 34 false false R35.htm 9954473 - Disclosure - FINANCIAL ASSETS (Tables) Sheet http://bbu.brookfield.com/role/FINANCIALASSETSTables FINANCIAL ASSETS (Tables) Tables http://bbu.brookfield.com/role/FINANCIALASSETS 35 false false R36.htm 9954474 - Disclosure - ACCOUNTS AND OTHER RECEIVABLE, NET (Tables) Sheet http://bbu.brookfield.com/role/ACCOUNTSANDOTHERRECEIVABLENETTables ACCOUNTS AND OTHER RECEIVABLE, NET (Tables) Tables http://bbu.brookfield.com/role/ACCOUNTSANDOTHERRECEIVABLENET 36 false false R37.htm 9954475 - Disclosure - INVENTORY, NET (Tables) Sheet http://bbu.brookfield.com/role/INVENTORYNETTables INVENTORY, NET (Tables) Tables http://bbu.brookfield.com/role/INVENTORYNET 37 false false R38.htm 9954476 - Disclosure - OTHER ASSETS (Tables) Sheet http://bbu.brookfield.com/role/OTHERASSETSTables OTHER ASSETS (Tables) Tables http://bbu.brookfield.com/role/OTHERASSETS 38 false false R39.htm 9954477 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Tables) Sheet http://bbu.brookfield.com/role/PROPERTYPLANTANDEQUIPMENTTables PROPERTY, PLANT AND EQUIPMENT (Tables) Tables http://bbu.brookfield.com/role/PROPERTYPLANTANDEQUIPMENT 39 false false R40.htm 9954478 - Disclosure - INTANGIBLE ASSETS (Tables) Sheet http://bbu.brookfield.com/role/INTANGIBLEASSETSTables INTANGIBLE ASSETS (Tables) Tables http://bbu.brookfield.com/role/INTANGIBLEASSETS 40 false false R41.htm 9954479 - Disclosure - GOODWILL (Tables) Sheet http://bbu.brookfield.com/role/GOODWILLTables GOODWILL (Tables) Tables http://bbu.brookfield.com/role/GOODWILL 41 false false R42.htm 9954480 - Disclosure - EQUITY ACCOUNTED INVESTMENTS (Tables) Sheet http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTSTables EQUITY ACCOUNTED INVESTMENTS (Tables) Tables http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTS 42 false false R43.htm 9954481 - Disclosure - ACCOUNTS PAYABLE AND OTHER (Tables) Sheet http://bbu.brookfield.com/role/ACCOUNTSPAYABLEANDOTHERTables ACCOUNTS PAYABLE AND OTHER (Tables) Tables http://bbu.brookfield.com/role/ACCOUNTSPAYABLEANDOTHER 43 false false R44.htm 9954482 - Disclosure - CONTRACTS IN PROGRESS (Tables) Sheet http://bbu.brookfield.com/role/CONTRACTSINPROGRESSTables CONTRACTS IN PROGRESS (Tables) Tables http://bbu.brookfield.com/role/CONTRACTSINPROGRESS 44 false false R45.htm 9954483 - Disclosure - RELATED PARTY TRANSACTIONS (Tables) Sheet http://bbu.brookfield.com/role/RELATEDPARTYTRANSACTIONSTables RELATED PARTY TRANSACTIONS (Tables) Tables http://bbu.brookfield.com/role/RELATEDPARTYTRANSACTIONS 45 false false R46.htm 9954484 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Tables) Sheet http://bbu.brookfield.com/role/DERIVATIVEFINANCIALINSTRUMENTSTables DERIVATIVE FINANCIAL INSTRUMENTS (Tables) Tables http://bbu.brookfield.com/role/DERIVATIVEFINANCIALINSTRUMENTS 46 false false R47.htm 9954485 - Disclosure - EQUITY (Tables) Sheet http://bbu.brookfield.com/role/EQUITYTables EQUITY (Tables) Tables http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTS 47 false false R48.htm 9954486 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) Sheet http://bbu.brookfield.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) Tables http://bbu.brookfield.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS 48 false false R49.htm 9954487 - Disclosure - DIRECT OPERATING COSTS (Tables) Sheet http://bbu.brookfield.com/role/DIRECTOPERATINGCOSTSTables DIRECT OPERATING COSTS (Tables) Tables http://bbu.brookfield.com/role/DIRECTOPERATINGCOSTS 49 false false R50.htm 9954488 - Disclosure - REVENUES (Tables) Sheet http://bbu.brookfield.com/role/REVENUESTables REVENUES (Tables) Tables http://bbu.brookfield.com/role/REVENUES 50 false false R51.htm 9954489 - Disclosure - SEGMENT INFORMATION (Tables) Sheet http://bbu.brookfield.com/role/SEGMENTINFORMATIONTables SEGMENT INFORMATION (Tables) Tables http://bbu.brookfield.com/role/SEGMENTINFORMATION 51 false false R52.htm 9954490 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION (Tables) Sheet http://bbu.brookfield.com/role/SUPPLEMENTALCASHFLOWINFORMATIONTables SUPPLEMENTAL CASH FLOW INFORMATION (Tables) Tables http://bbu.brookfield.com/role/SUPPLEMENTALCASHFLOWINFORMATION 52 false false R53.htm 9954491 - Disclosure - INSURANCE CONTRACTS (Tables) Sheet http://bbu.brookfield.com/role/INSURANCECONTRACTSTables INSURANCE CONTRACTS (Tables) Tables http://bbu.brookfield.com/role/INSURANCECONTRACTS 53 false false R54.htm 9954492 - Disclosure - ACQUISITION OF BUSINESSES (Details) Sheet http://bbu.brookfield.com/role/ACQUISITIONOFBUSINESSESDetails ACQUISITION OF BUSINESSES (Details) Details http://bbu.brookfield.com/role/ACQUISITIONOFBUSINESSES 54 false false R55.htm 9954493 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Financial Instruments Classification (Details) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSFinancialInstrumentsClassificationDetails FAIR VALUE OF FINANCIAL INSTRUMENTS - Financial Instruments Classification (Details) Details 55 false false R56.htm 9954494 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Additional Information (Details) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSAdditionalInformationDetails FAIR VALUE OF FINANCIAL INSTRUMENTS - Additional Information (Details) Details 56 false false R57.htm 9954495 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value Hierarchy Levels (Details) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSFairValueHierarchyLevelsDetails FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value Hierarchy Levels (Details) Details 57 false false R58.htm 9954496 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in Balance of Financial Assets Classified as Level 3 (Details) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSChangeinBalanceofFinancialAssetsClassifiedasLevel3Details FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in Balance of Financial Assets Classified as Level 3 (Details) Details 58 false false R59.htm 9954497 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in Balance of Fair Value Liabilities (Details) Sheet http://bbu.brookfield.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSChangeinBalanceofFairValueLiabilitiesDetails FAIR VALUE OF FINANCIAL INSTRUMENTS - Change in Balance of Fair Value Liabilities (Details) Details 59 false false R60.htm 9954498 - Disclosure - FINANCIAL ASSETS - Disclosure of Financial Assets (Details) Sheet http://bbu.brookfield.com/role/FINANCIALASSETSDisclosureofFinancialAssetsDetails FINANCIAL ASSETS - Disclosure of Financial Assets (Details) Details 60 false false R61.htm 9954499 - Disclosure - ACCOUNTS AND OTHER RECEIVABLE, NET - Current and Non-current Balances (Details) Sheet http://bbu.brookfield.com/role/ACCOUNTSANDOTHERRECEIVABLENETCurrentandNoncurrentBalancesDetails ACCOUNTS AND OTHER RECEIVABLE, NET - Current and Non-current Balances (Details) Details 61 false false R62.htm 9954500 - Disclosure - ACCOUNTS AND OTHER RECEIVABLE, NET - Narrative (Details) Sheet http://bbu.brookfield.com/role/ACCOUNTSANDOTHERRECEIVABLENETNarrativeDetails ACCOUNTS AND OTHER RECEIVABLE, NET - Narrative (Details) Details 62 false false R63.htm 9954501 - Disclosure - INVENTORY, NET - Disclosure of Current Inventories (Details) Sheet http://bbu.brookfield.com/role/INVENTORYNETDisclosureofCurrentInventoriesDetails INVENTORY, NET - Disclosure of Current Inventories (Details) Details 63 false false R64.htm 9954502 - Disclosure - DISPOSITIONS (Details) Sheet http://bbu.brookfield.com/role/DISPOSITIONSDetails DISPOSITIONS (Details) Details http://bbu.brookfield.com/role/DISPOSITIONS 64 false false R65.htm 9954503 - Disclosure - OTHER ASSETS (Details) Sheet http://bbu.brookfield.com/role/OTHERASSETSDetails OTHER ASSETS (Details) Details http://bbu.brookfield.com/role/OTHERASSETSTables 65 false false R66.htm 9954504 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Details) Sheet http://bbu.brookfield.com/role/PROPERTYPLANTANDEQUIPMENTDetails PROPERTY, PLANT AND EQUIPMENT (Details) Details http://bbu.brookfield.com/role/PROPERTYPLANTANDEQUIPMENTTables 66 false false R67.htm 9954505 - Disclosure - INTANGIBLE ASSETS (Details) Sheet http://bbu.brookfield.com/role/INTANGIBLEASSETSDetails INTANGIBLE ASSETS (Details) Details http://bbu.brookfield.com/role/INTANGIBLEASSETSTables 67 false false R68.htm 9954506 - Disclosure - GOODWILL (Details) Sheet http://bbu.brookfield.com/role/GOODWILLDetails GOODWILL (Details) Details http://bbu.brookfield.com/role/GOODWILLTables 68 false false R69.htm 9954507 - Disclosure - EQUITY ACCOUNTED INVESTMENTS (Details) Sheet http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTSDetails EQUITY ACCOUNTED INVESTMENTS (Details) Details http://bbu.brookfield.com/role/EQUITYACCOUNTEDINVESTMENTSTables 69 false false R70.htm 9954508 - Disclosure - ACCOUNTS PAYABLE AND OTHER (Details) Sheet http://bbu.brookfield.com/role/ACCOUNTSPAYABLEANDOTHERDetails ACCOUNTS PAYABLE AND OTHER (Details) Details http://bbu.brookfield.com/role/ACCOUNTSPAYABLEANDOTHERTables 70 false false R71.htm 9954509 - Disclosure - CONTRACTS IN PROGRESS (Details) Sheet http://bbu.brookfield.com/role/CONTRACTSINPROGRESSDetails CONTRACTS IN PROGRESS (Details) Details http://bbu.brookfield.com/role/CONTRACTSINPROGRESSTables 71 false false R72.htm 9954510 - Disclosure - BORROWINGS (Details) Sheet http://bbu.brookfield.com/role/BORROWINGSDetails BORROWINGS (Details) Details http://bbu.brookfield.com/role/BORROWINGS 72 false false R73.htm 9954511 - Disclosure - RELATED PARTY TRANSACTIONS - Additional Information (Details) Sheet http://bbu.brookfield.com/role/RELATEDPARTYTRANSACTIONSAdditionalInformationDetails RELATED PARTY TRANSACTIONS - Additional Information (Details) Details 73 false false R74.htm 9954512 - Disclosure - RELATED PARTY TRANSACTIONS - Other Related Party Transactions (Details) Sheet http://bbu.brookfield.com/role/RELATEDPARTYTRANSACTIONSOtherRelatedPartyTransactionsDetails RELATED PARTY TRANSACTIONS - Other Related Party Transactions (Details) Details 74 false false R75.htm 9954513 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Details) Sheet http://bbu.brookfield.com/role/DERIVATIVEFINANCIALINSTRUMENTSDetails DERIVATIVE FINANCIAL INSTRUMENTS (Details) Details http://bbu.brookfield.com/role/DERIVATIVEFINANCIALINSTRUMENTSTables 75 false false R76.htm 9954514 - Disclosure - EQUITY - Additional Information (Details) Sheet http://bbu.brookfield.com/role/EQUITYAdditionalInformationDetails EQUITY - Additional Information (Details) Details 76 false false R77.htm 9954515 - Disclosure - EQUITY - General and Limited Partnership Units (Details) Sheet http://bbu.brookfield.com/role/EQUITYGeneralandLimitedPartnershipUnitsDetails EQUITY - General and Limited Partnership Units (Details) Details 77 false false R78.htm 9954516 - Disclosure - EQUITY - Redemption-Exchange Units Held by Brookfield (Details) Sheet http://bbu.brookfield.com/role/EQUITYRedemptionExchangeUnitsHeldbyBrookfieldDetails EQUITY - Redemption-Exchange Units Held by Brookfield (Details) Details 78 false false R79.htm 9954517 - Disclosure - EQUITY - BBUC Exchangeable Shares (Details) Sheet http://bbu.brookfield.com/role/EQUITYBBUCExchangeableSharesDetails EQUITY - BBUC Exchangeable Shares (Details) Details 79 false false R80.htm 9954518 - Disclosure - EQUITY - Special Limited Partner Units Held by Brookfield (Details) Sheet http://bbu.brookfield.com/role/EQUITYSpecialLimitedPartnerUnitsHeldbyBrookfieldDetails EQUITY - Special Limited Partner Units Held by Brookfield (Details) Details 80 false false R81.htm 9954519 - Disclosure - EQUITY - Preferred Securities Held by Brookfield (Details) Sheet http://bbu.brookfield.com/role/EQUITYPreferredSecuritiesHeldbyBrookfieldDetails EQUITY - Preferred Securities Held by Brookfield (Details) Details 81 false false R82.htm 9954520 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) Sheet http://bbu.brookfield.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSDetails ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) Details http://bbu.brookfield.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables 82 false false R83.htm 9954521 - Disclosure - DIRECT OPERATING COSTS (Details) Sheet http://bbu.brookfield.com/role/DIRECTOPERATINGCOSTSDetails DIRECT OPERATING COSTS (Details) Details http://bbu.brookfield.com/role/DIRECTOPERATINGCOSTSTables 83 false false R84.htm 9954522 - Disclosure - REVENUES - Revenues by Type (Details) Sheet http://bbu.brookfield.com/role/REVENUESRevenuesbyTypeDetails REVENUES - Revenues by Type (Details) Details 84 false false R85.htm 9954523 - Disclosure - REVENUES - Timing of Revenues Recognition From Contracts with Customers (Details) Sheet http://bbu.brookfield.com/role/REVENUESTimingofRevenuesRecognitionFromContractswithCustomersDetails REVENUES - Timing of Revenues Recognition From Contracts with Customers (Details) Details 85 false false R86.htm 9954524 - Disclosure - REVENUES - Revenues by Geography (Details) Sheet http://bbu.brookfield.com/role/REVENUESRevenuesbyGeographyDetails REVENUES - Revenues by Geography (Details) Details 86 false false R87.htm 9954525 - Disclosure - SEGMENT INFORMATION - Additional Information (Details) Sheet http://bbu.brookfield.com/role/SEGMENTINFORMATIONAdditionalInformationDetails SEGMENT INFORMATION - Additional Information (Details) Details 87 false false R88.htm 9954526 - Disclosure - SEGMENT INFORMATION - Income Statement Captions by Segment (Details) Sheet http://bbu.brookfield.com/role/SEGMENTINFORMATIONIncomeStatementCaptionsbySegmentDetails SEGMENT INFORMATION - Income Statement Captions by Segment (Details) Details 88 false false R89.htm 9954527 - Disclosure - SEGMENT INFORMATION - Assets by Segment (Details) Sheet http://bbu.brookfield.com/role/SEGMENTINFORMATIONAssetsbySegmentDetails SEGMENT INFORMATION - Assets by Segment (Details) Details 89 false false R90.htm 9954528 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION - Interest and Income Taxes Paid (Details) Sheet http://bbu.brookfield.com/role/SUPPLEMENTALCASHFLOWINFORMATIONInterestandIncomeTaxesPaidDetails SUPPLEMENTAL CASH FLOW INFORMATION - Interest and Income Taxes Paid (Details) Details 90 false false R91.htm 9954529 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION - Non-cash Working Capital (Details) Sheet http://bbu.brookfield.com/role/SUPPLEMENTALCASHFLOWINFORMATIONNoncashWorkingCapitalDetails SUPPLEMENTAL CASH FLOW INFORMATION - Non-cash Working Capital (Details) Details 91 false false R92.htm 9954530 - Disclosure - INSURANCE CONTRACTS (Details) Sheet http://bbu.brookfield.com/role/INSURANCECONTRACTSDetails INSURANCE CONTRACTS (Details) Details http://bbu.brookfield.com/role/INSURANCECONTRACTSTables 92 false false R93.htm 9954531 - Disclosure - SUBSEQUENT EVENTS (Details) Sheet http://bbu.brookfield.com/role/SUBSEQUENTEVENTSDetails SUBSEQUENT EVENTS (Details) Details http://bbu.brookfield.com/role/SUBSEQUENTEVENTS 93 false false All Reports Book All Reports bbu-20240630.htm bbu-20240630_d2.htm bbu-20240630.xsd bbu-20240630_cal.xml bbu-20240630_def.xml bbu-20240630_lab.xml bbu-20240630_pre.xml http://xbrl.sec.gov/dei/2023 https://xbrl.ifrs.org/taxonomy/2023-03-23/ifrs-full true true