v2.4.1.9

STOCKHOLDERS' INVESTMENT, EARNINGS PER SHARE AND ACCUMULATED COMPREHENSIVE INCOME (Details) (USD $) | 3 Months Ended | 12 Months Ended | 3 Months Ended |  |
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Mar. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2015 | Mar. 31, 2014 | Mar. 31, 2013 | Jun. 30, 2015 | Nov. 06, 2014 | May 15, 2015
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock Shares reserved | 4,133,008 us-gaap_CommonStockCapitalSharesReservedForFutureIssuance |  |  |  |  |  |  |  |  |  |  |  | 4,133,008 us-gaap_CommonStockCapitalSharesReservedForFutureIssuance |  |  |  |  |
Common stock, shares outstanding, beginning balance |  |  |  | 35,708,469 us-gaap_CommonStockSharesOutstanding |  |  |  | 36,150,639 us-gaap_CommonStockSharesOutstanding |  |  |  | 35,755,317 us-gaap_CommonStockSharesOutstanding | 35,708,469 us-gaap_CommonStockSharesOutstanding | 36,150,639 us-gaap_CommonStockSharesOutstanding | 35,755,317 us-gaap_CommonStockSharesOutstanding |  |  |
Exercise of stock options |  |  |  |  |  |  |  |  |  |  |  |  | 114,145 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised | 433,608 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised |  |  |  |
Issuance of restricted stock and restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  | 176,609 us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures | 167,797 us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures |  |  |  |
Repurchases of common stock, shares |  |  |  |  |  |  |  |  |  |  |  |  | (1,160,940)us-gaap_TreasuryStockSharesAcquired | (1,043,875)us-gaap_TreasuryStockSharesAcquired | (24,709)us-gaap_TreasuryStockSharesAcquired |  |  |
Other Issuance of Common Stock |  |  |  |  |  |  |  |  |  |  |  |  | 91 us-gaap_StockIssuedDuringPeriodSharesOther | 300 us-gaap_StockIssuedDuringPeriodSharesOther |  |  |  |
Common stock, shares outstanding, ending balance | 34,838,374 us-gaap_CommonStockSharesOutstanding |  |  |  | 35,708,469 us-gaap_CommonStockSharesOutstanding |  |  |  | 36,150,639 us-gaap_CommonStockSharesOutstanding |  |  |  | 34,838,374 us-gaap_CommonStockSharesOutstanding | 35,708,469 us-gaap_CommonStockSharesOutstanding | 36,150,639 us-gaap_CommonStockSharesOutstanding |  |  |
Weighted average exercise price of options exercised |  |  |  |  |  |  |  |  |  |  |  |  | $ 45.31 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice | $ 35.51 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice |  |  |  |
Weighted average price per share of issued restricted stock and restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  | $ 73.73 brs_WeightedAveragePricePerShareOfIssuedRestrictedStockAndRestrictedStockUnits | $ 67.27 brs_WeightedAveragePricePerShareOfIssuedRestrictedStockAndRestrictedStockUnits |  |  |  |
Weighted average price per share of treasury stock purchased | $ 69.63 brs_WeightedAveragePricePerShareOfTreasuryStockPurchased |  |  |  | $ 74.40 brs_WeightedAveragePricePerShareOfTreasuryStockPurchased |  |  |  |  |  |  |  | $ 69.63 brs_WeightedAveragePricePerShareOfTreasuryStockPurchased | $ 74.40 brs_WeightedAveragePricePerShareOfTreasuryStockPurchased |  |  |  |
Weighted average price per share of other issuances | $ 67.47 brs_WeightedAveragePricePerShareOfOtherIssuances |  |  |  | $ 65.90 brs_WeightedAveragePricePerShareOfOtherIssuances |  |  |  |  |  |  |  | $ 67.47 brs_WeightedAveragePricePerShareOfOtherIssuances | $ 65.90 brs_WeightedAveragePricePerShareOfOtherIssuances |  |  |  |
Percentage of stock owned by U.S. citizens requirement |  |  |  |  |  |  |  |  |  |  |  |  | 75.00%brs_PercentageOfStockOwnedByUsCitizensRequirement |  |  |  |  |
Percentage of stock owned by other than U.S. citizens requirement |  |  |  |  |  |  |  |  |  |  |  |  | 25.00%brs_PercentageOfStockOwnedByOtherThanUsCitizensRequirement |  |  |  |  |
Common shares owned by foreign addresses | 2,752,000 brs_CommonSharesOwnedByForeignAddresses |  |  |  |  |  |  |  |  |  |  |  | 2,752,000 brs_CommonSharesOwnedByForeignAddresses |  |  |  |  |
Percentage of total outstanding common shares owned by foreign addresses |  |  |  |  |  |  |  |  |  |  |  |  | 8.00%brs_PercentageOfTotalOutstandingCommonSharesOwnedByForeignAddresses |  |  |  |  |
Cash dividends declared per common share | $ 0.32 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.32 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.32 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.32 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.25 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.25 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.25 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.25 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.20 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.2 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.2 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.2 us-gaap_CommonStockDividendsPerShareDeclared | $ 1.28 us-gaap_CommonStockDividendsPerShareDeclared | $ 1 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.8 us-gaap_CommonStockDividendsPerShareDeclared |  |  |
Repurchases of common stock, shares |  |  |  |  |  |  |  |  |  |  |  |  | 1,160,940 us-gaap_TreasuryStockSharesAcquired | 1,043,875 us-gaap_TreasuryStockSharesAcquired | 24,709 us-gaap_TreasuryStockSharesAcquired |  |  |
Dividends paid |  |  |  |  |  |  |  |  |  |  |  |  | $ 45,078,000 us-gaap_PaymentsOfDividends | $ 36,320,000 us-gaap_PaymentsOfDividends | $ 28,734,000 us-gaap_PaymentsOfDividends |  |  |
Stock repurchase authorized amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 150,000,000 us-gaap_StockRepurchaseProgramAuthorizedAmount1 |
Repurchase of common stock |  |  |  |  |  |  |  |  |  |  |  |  | 80,831,000 us-gaap_PaymentsForRepurchaseOfCommonStock | 77,661,000 us-gaap_PaymentsForRepurchaseOfCommonStock | 1,219,000 us-gaap_PaymentsForRepurchaseOfCommonStock |  |  |
Net Income (Loss) Available to Common Stockholders, Basic |  |  |  |  |  |  |  |  |  |  |  |  | 84,300,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | 186,737,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | 130,102,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |  |  |
Interest expense on assumed conversion of 3% Convertible Notes, net of tax |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_InterestOnConvertibleDebtNetOfTax | 0 us-gaap_InterestOnConvertibleDebtNetOfTax | 0 us-gaap_InterestOnConvertibleDebtNetOfTax |  |  |
Income available to common stockholders - diluted |  |  |  |  |  |  |  |  |  |  |  |  | 84,300,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted | 186,737,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted | 130,102,000 us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted |  |  |
Weighted average number of common shares outstanding - basic |  |  |  |  |  |  |  |  |  |  |  |  | 35,193,480 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 36,283,853 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 36,010,191 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |  |  |
Assumed conversion of 3% Convertible Senior Noted outstanding during the period |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities | 0 us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities | 0 us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities |  |  |
Net effect of dilutive stock options, restricted stock units and restricted stock awards based on the treasury stock method |  |  |  |  |  |  |  |  |  |  |  |  | 335,125 us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements | 412,911 us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements | 479,821 us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements |  |  |
Weighted average number of common shares outstanding - diluted |  |  |  |  |  |  |  |  |  |  |  |  | 35,528,605 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 36,696,764 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 36,490,012 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |  |  |
Basic earnings per share | $ 0.43 us-gaap_EarningsPerShareBasic | $ (0.03)us-gaap_EarningsPerShareBasic | $ 0.74 us-gaap_EarningsPerShareBasic | $ 1.24 us-gaap_EarningsPerShareBasic | $ 0.84 us-gaap_EarningsPerShareBasic | $ 0.52 us-gaap_EarningsPerShareBasic | $ 3.04 us-gaap_EarningsPerShareBasic | $ 0.74 us-gaap_EarningsPerShareBasic |  |  |  |  | $ 2.40 us-gaap_EarningsPerShareBasic | $ 5.15 us-gaap_EarningsPerShareBasic | $ 3.61 us-gaap_EarningsPerShareBasic |  |  |
Diluted earnings per share | $ 0.43 us-gaap_EarningsPerShareDiluted | $ (0.03)us-gaap_EarningsPerShareDiluted | $ 0.73 us-gaap_EarningsPerShareDiluted | $ 1.23 us-gaap_EarningsPerShareDiluted | $ 0.83 us-gaap_EarningsPerShareDiluted | $ 0.51 us-gaap_EarningsPerShareDiluted | $ 3.01 us-gaap_EarningsPerShareDiluted | $ 0.74 us-gaap_EarningsPerShareDiluted |  |  |  |  | $ 2.37 us-gaap_EarningsPerShareDiluted | $ 5.09 us-gaap_EarningsPerShareDiluted | $ 3.57 us-gaap_EarningsPerShareDiluted |  |  |
Per Principal Amount Of Convertible Debt |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 brs_PerPrincipalAmountOfConvertibleDebt |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Beginning Balance |  |  |  | (156,506,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |  | (199,683,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |  | (159,239,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (156,506,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (199,683,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (159,239,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | (119,146,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax | 36,873,000 us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax | (45,400,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | 5,323,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax | 6,304,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax | 4,956,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  | (113,823,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax | 43,177,000 us-gaap_OtherComprehensiveIncomeLossNetOfTax | (40,444,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax |  |  |
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |  |  |  | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |  |  |  | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |  |  |  | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax | 0 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Ending Balance | (270,329,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |  | (156,506,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |  | (199,683,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |  | (270,329,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (156,506,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (199,683,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax |  |  |
Currency translation adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Beginning Balance |  |  |  | 57,812,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | 14,689,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | 30,350,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 57,812,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 14,689,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 30,350,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | (76,845,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 19,810,000 us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | (11,982,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 0 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 0 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  | (76,845,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 19,810,000 us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | (11,982,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | (20,033,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | 23,313,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | (3,679,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | (20,033,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 23,313,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | (3,679,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Ending Balance | (39,066,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | 57,812,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | 14,689,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |  | (39,066,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 57,812,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 14,689,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedTranslationAdjustmentMember |  |  |
Pension liability adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Beginning Balance |  |  |  | (214,318,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (214,372,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (189,589,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (214,318,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (214,372,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (189,589,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | (42,301,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | 17,063,000 us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (33,418,000)us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax |  |  |  |  |  |  |  |  |  |  |  |  | 5,323,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | 6,304,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | 4,956,000 us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  | (36,978,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | 23,367,000 us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (28,462,000)us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | 20,033,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (23,313,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | 3,679,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | 20,033,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (23,313,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | 3,679,000 us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax Ending Balance | (231,263,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (214,318,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (214,372,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |  | (231,263,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (214,318,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember | (214,372,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax / us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis = us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember |  |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash dividends declared per common share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.34 us-gaap_CommonStockDividendsPerShareDeclared / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 125,000,000 us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Stock Options [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding |  |  |  |  |  |  |  |  |  |  |  |  | 682,800 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember | 297,595 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember | 469,289 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember |  |  |
Weighted average exercise price | $ 69.04 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember |  |  |  | $ 43.59 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember |  |  |  | $ 43.88 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember |  |  |  | $ 69.04 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember | $ 43.59 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember | $ 43.88 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = us-gaap_EmployeeStockOptionMember |  |  |
Restricted Stock Awards [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember | 7,416 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember | 171 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember |  |  |
Weighted average exercise price | $ 0.00 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember |  |  |  | $ 70.90 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember |  |  |  | $ 48.14 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember |  |  |  | $ 0.00 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember | $ 70.90 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember | $ 48.14 us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1 / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = brs_RestrictedStockAwardsMember |  |  |
Excess Conversion [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Per Principal Amount Of Convertible Debt |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 brs_PerPrincipalAmountOfConvertibleDebt / us-gaap_DebtConversionByUniqueDescriptionAxis = brs_ExcessConversionMember |  |  |  |  |
Convertible Notes Payable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Conversion Price | $ 73.07 us-gaap_DebtInstrumentConvertibleConversionPrice1 / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember |  |  |  |  |  |  |  |  |  |  |  | $ 73.07 us-gaap_DebtInstrumentConvertibleConversionPrice1 / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember |  |  |  |  |
Debt Instrument, Convertible, Conversion Ratio |  |  |  |  |  |  |  |  |  |  |  |  | 13.6849 us-gaap_DebtInstrumentConvertibleConversionRatio1 / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember |  |  |  |  |
Per Principal Amount Of Convertible Debt |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000 brs_PerPrincipalAmountOfConvertibleDebt / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember |  |  |  |  |
Convertible Notes Payable [Member] | Excess Conversion [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Conversion Ratio |  |  |  |  |  |  |  |  |  |  |  |  | 8.8952 us-gaap_DebtInstrumentConvertibleConversionRatio1 / us-gaap_DebtConversionByUniqueDescriptionAxis = brs_ExcessConversionMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember |  |  |  |  |

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- Definition Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32022-110900 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 + Details
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