v2.4.1.9

PROPERTY AND EQUIPMENT AND ASSETS HELD FOR SALE (Details) (USD $) | 3 Months Ended | 12 Months Ended | 3 Months Ended | 1 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2015 aircraft | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 aircraft | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2015 aircraft | Mar. 31, 2014 aircraft | Mar. 31, 2013 aircraft | Mar. 31, 2016 | Jun. 30, 2015 | Apr. 30, 2015 aircraft
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft added |  |  |  |  |  |  |  |  | 21 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded | 21 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded | 19 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded |  |  |
Capital expenditures |  |  |  |  |  |  |  |  | $ 601,834,000 us-gaap_PaymentsToAcquireProductiveAssets | $ 628,613,000 us-gaap_PaymentsToAcquireProductiveAssets | $ 571,425,000 us-gaap_PaymentsToAcquireProductiveAssets |  |  |
Number of aircraft sold or disposed of |  |  |  |  |  |  |  |  | 44 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold | 46 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold | 27 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold |  |  |
Proceeds from asset dispositions |  |  |  |  |  |  |  |  | 414,859,000 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 289,951,000 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 314,847,000 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment |  |  |
Gain (loss) on disposal of assets | (10,300,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (26,300,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 100,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 600,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 100,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 4,000,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (3,100,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (1,700,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (35,849,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (722,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 8,068,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment |  |  |
Number of aircraft impaired |  |  |  |  |  |  |  |  | 27 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf | 11 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf |  |  |  |
Impairment charges on assets held for sale |  |  |  |  |  |  |  |  | 36,057,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf | 6,814,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf |  |  |  |
Number of aircraft sale leaseback |  |  |  |  |  |  |  |  | 14 brs_NumberOfAircraftSaleLeaseback | 14 brs_NumberOfAircraftSaleLeaseback | 11 brs_NumberOfAircraftSaleLeaseback |  |  |
Sale Leaseback Transaction, Gross Proceeds |  |  |  |  |  |  |  |  | 380,700,000 us-gaap_SaleLeasebackTransactionGrossProceedsInvestingActivities | 246,400,000 us-gaap_SaleLeasebackTransactionGrossProceedsInvestingActivities | 255,800,000 us-gaap_SaleLeasebackTransactionGrossProceedsInvestingActivities |  |  |
Number of aircraft reclassed held for sale to property and equipment |  |  |  |  |  |  |  |  |  |  | 4 brs_NumberOfAircraftReclassedHeldForSaleToPropertyAndEquipment |  |  |
Gain from aircraft reclassed from held for sale to property and eqiupment |  |  |  |  |  |  |  |  |  |  | 8,700,000 brs_GainFromAircraftReclassedFromHeldForSaleToPropertyAndEqiupment |  |  |
Insurance Recoveries |  |  |  |  |  |  |  |  |  |  | 4,700,000 us-gaap_InsuranceRecoveries |  |  |
Number of aircraft transferred to held for sale | 15 brs_NumberOfAircraftTransferredToHeldForSale |  |  |  | 36 brs_NumberOfAircraftTransferredToHeldForSale |  |  |  | 15 brs_NumberOfAircraftTransferredToHeldForSale | 36 brs_NumberOfAircraftTransferredToHeldForSale | 16 brs_NumberOfAircraftTransferredToHeldForSale |  |  |
Property, Plant and Equipment, Gross, Period Increase (Decrease) |  |  |  |  |  |  |  |  | (91,500,000)us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease | (51,600,000)us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease | (13,900,000)us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease |  |  |
Deferred Sale Leaseback Abstract [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from assignment of aircraft purchase agreements |  |  |  |  |  |  |  |  | 0 brs_ProceedsfromAssignmentofAircraftPurchaseAgreements | 106,113,000 brs_ProceedsfromAssignmentofAircraftPurchaseAgreements | 0 brs_ProceedsfromAssignmentofAircraftPurchaseAgreements |  |  |
Number Of Aircraft Assigned Future Payments |  |  |  |  |  |  |  |  | 2 brs_NumberOfAircraftAssignedFuturePayments | 7 brs_NumberOfAircraftAssignedFuturePayments |  |  |  |
Deferred sale leaseback advance |  |  |  |  |  |  |  |  | 69,680,000 brs_DeferredSaleLeasebackProgressPayments | 60,194,000 brs_DeferredSaleLeasebackProgressPayments | 0 brs_DeferredSaleLeasebackProgressPayments |  |  |
Number Of Aircraft Movement Into (Out Of) Deferred Sale Leaseback Advance |  |  |  |  |  |  |  |  | (5)brs_NumberOfAircraftMovementIntoOutOfDeferredSaleLeasebackAdvance |  |  |  |  |
Completion of deferred sale leaseback |  |  |  |  |  |  |  |  | 183,688,000 brs_DeferredSaleLeasebackCompletion | 0 brs_DeferredSaleLeasebackCompletion | 0 brs_DeferredSaleLeasebackCompletion |  |  |
Removal of Deferred Sale Leaseback Advance |  |  |  |  |  |  |  |  | 182,600,000 brs_RemovalofDeferredSaleLeasebackAdvance |  |  |  |  |
Improper Capitalization Of Profit [Member] | Revenue [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quantifying Misstatement in Current Year Financial Statements, Amount |  |  |  |  |  |  |  |  | (3,500,000)us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount / us-gaap_IncomeStatementLocationAxis = us-gaap_SalesMember / us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsByNatureOfErrorAxis = brs_ImproperCapitalizationOfProfitMember |  |  |  |  |
Improper Capitalization Of Profit [Member] | Direct cost [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quantifying Misstatement in Current Year Financial Statements, Amount |  |  |  |  |  |  |  |  | 2,000,000 us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount / us-gaap_IncomeStatementLocationAxis = us-gaap_CostOfSalesMember / us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsByNatureOfErrorAxis = brs_ImproperCapitalizationOfProfitMember |  |  |  |  |
Improper Capitalization Of Profit [Member] | Depreciation and amortization [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quantifying Misstatement in Current Year Financial Statements, Amount |  |  |  |  |  |  |  |  | (200,000)us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount / us-gaap_IncomeStatementLocationAxis = us-gaap_OperatingExpenseMember / us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsByNatureOfErrorAxis = brs_ImproperCapitalizationOfProfitMember |  |  |  |  |
Improper Capitalization Of Profit [Member] | Property, plant and equipment, net [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quantifying Misstatement in Current Year Financial Statements, Amount |  |  |  |  |  |  |  |  | (4,400,000)us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsByNatureOfErrorAxis = brs_ImproperCapitalizationOfProfitMember |  |  |  |  |
Improper Capitalization Of Profit [Member] | Long-term liabilities [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quantifying Misstatement in Current Year Financial Statements, Amount |  |  |  |  |  |  |  |  | 900,000 us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsByNatureOfErrorAxis = brs_ImproperCapitalizationOfProfitMember |  |  |  |  |
Cougar [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures |  |  |  |  |  |  |  |  |  |  | 190,900,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = brs_CougarMember |  |  |
Damage from fire, explosion or other hazard [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft sold or disposed of |  |  |  |  |  |  |  |  |  | 2 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_DamageFromFireExplosionOrOtherHazardMember |  |  |  |
Gain (loss) on disposal of assets |  |  |  |  |  |  |  |  | 4,900,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_DamageFromFireExplosionOrOtherHazardMember | (11,100,000)us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_DamageFromFireExplosionOrOtherHazardMember |  |  |  |
Insurance Recoveries |  |  |  |  |  |  |  |  | 16,000,000 us-gaap_InsuranceRecoveries / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_DamageFromFireExplosionOrOtherHazardMember | 11,100,000 us-gaap_InsuranceRecoveries / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_DamageFromFireExplosionOrOtherHazardMember |  |  |  |
Insurance Settlement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on disposal of assets |  |  |  |  |  |  |  |  |  |  | 2,800,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_LossContingenciesByNatureOfContingencyAxis = us-gaap_InsuranceSettlementMember |  |  |
Other International And West Africa [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Depreciation |  |  |  |  |  |  |  |  | 4,400,000 us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_StatementBusinessSegmentsAxis = brs_OtherInternationalAndWestAfricaMember |  |  |  |  |
Other International And West Africa [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Depreciation |  |  |  |  |  |  |  |  |  |  |  | 3,800,000 us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_StatementBusinessSegmentsAxis = brs_OtherInternationalAndWestAfricaMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |  |
Assets Held For Sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft impaired |  |  |  |  |  |  |  |  | 27 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 11 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 10 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |
Impairment charges on assets held for sale |  |  |  |  |  |  |  |  | 36,057,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 6,814,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 4,362,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |
Number of aircraft |  |  |  |  |  |  |  |  | 12 brs_NumberOfAircraft / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 16 brs_NumberOfAircraft / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  |
Assets held for sale | 57,800,000 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssetsCurrent / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  | 29,300,000 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssetsCurrent / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  | 57,800,000 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssetsCurrent / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember | 29,300,000 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssetsCurrent / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  |
Older Large Aircraft [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft impaired |  |  |  |  |  |  |  |  | 17 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember |  |  |  |  |
Impairment charges on assets held for sale | 6,400,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember |  |  |  |  |  |  |  |  |  |  |  |  |
Older Large Aircraft [Member] | Australia [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Depreciation | 6,200,000 us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_StatementBusinessSegmentsAxis = country_AU |  |  |  |  |  |  |  |  |  |  |  |  |
Older Large Aircraft [Member] | Australia [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accelerated Depreciation |  |  |  |  |  |  |  |  |  |  |  |  | 6,200,000 us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_StatementBusinessSegmentsAxis = country_AU / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |
Number Of Aircraft In Exit Plan |  |  |  |  |  |  |  |  |  |  |  | 4 brs_NumberOfAircraftInExitPlan / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_StatementBusinessSegmentsAxis = country_AU / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |  |
Older Large Aircraft [Member] | Assets Held For Sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft sold or disposed of | 13 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft impaired |  | 10 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  |  |  |  |  |  |  |  |  |
Impairment charges on assets held for sale |  | 24,500,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_OlderLargeAircraftMember / us-gaap_MajorPropertyClassAxis = us-gaap_AssetsHeldForSaleMember |  |  |  |  |  |  |  |  |  |  |  |
Prototype Aircraft [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft impaired |  |  |  |  |  |  |  |  | 3 brs_NumberOfImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_PrototypeAircraftMember |  |  |  |  |
Impairment charges on assets held for sale |  |  |  |  |  |  |  |  | 4,300,000 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf / us-gaap_AircraftTypeAxis = brs_PrototypeAircraftMember |  |  |  |  |
Prototype Aircraft [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft sold or disposed of |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold / us-gaap_AircraftTypeAxis = brs_PrototypeAircraftMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Medium Aircraft [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft added |  |  |  |  |  |  |  |  | 7 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_MediumAircraftMember | 10 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_MediumAircraftMember | 2 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_MediumAircraftMember |  |  |
Medium Aircraft [Member] | Other International And West Africa [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Aircraft In Exit Plan |  |  |  |  |  |  |  |  | 10 brs_NumberOfAircraftInExitPlan / us-gaap_AircraftTypeAxis = brs_MediumAircraftMember / us-gaap_StatementBusinessSegmentsAxis = brs_OtherInternationalAndWestAfricaMember |  |  |  |  |
Large Aircraft [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft added |  |  |  |  |  |  |  |  | 14 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_LargeAircraftMember | 11 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_LargeAircraftMember | 17 brs_PropertyPlantAndEquipmentNumberOfAircraftAdded / us-gaap_AircraftTypeAxis = brs_LargeAircraftMember |  |  |
Fixed Wing Aircraft [Member] | Other International And West Africa [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Aircraft In Exit Plan |  |  |  |  |  |  |  |  | 1 brs_NumberOfAircraftInExitPlan / us-gaap_AircraftTypeAxis = brs_FixedWingAircraftMember / us-gaap_StatementBusinessSegmentsAxis = brs_OtherInternationalAndWestAfricaMember |  |  |  |  |
Aircraft and related equipment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures |  |  |  |  |  |  |  |  | 476,368,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember | 563,724,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember | 504,329,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember |  |  |
Gain (loss) on disposal of assets |  |  |  |  |  |  |  |  | 208,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember | 6,092,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember | 3,708,000 us-gaap_GainLossOnSaleOfPropertyPlantEquipment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_AirTransportationEquipmentMember |  |  |
Other Depreciable Assets [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures |  |  |  |  |  |  |  |  | 125,466,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember | 64,889,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember | 67,096,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember |  |  |
Construction in Progress [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures |  |  |  |  |  |  |  |  | $ 440,900,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ConstructionInProgressMember | $ 529,400,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ConstructionInProgressMember | $ 312,700,000 us-gaap_PaymentsToAcquireProductiveAssets / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ConstructionInProgressMember |  |  |

X
- Details
Name: | brs_DeferredSaleLeasebackAbstractAbstract
Namespace Prefix: | brs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This represents the removal of construction in progress due to the execution of leases for the deferred sale leasebacks. + References No definition available. + Details
Name: | brs_DeferredSaleLeasebackCompletion
Namespace Prefix: | brs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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