XML 23 R52.htm IDEA: XBRL DOCUMENT v2.4.1.9
Reclassifications out of Accumulated Other Comprehensive Loss (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Amounts Reclassified from Accumulated Other Comprehensive Loss        
Income before income tax expense $ (55,157)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 57,701us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ (185,423)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 137,727us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Income tax expense 75,761us-gaap_IncomeTaxExpenseBenefit (15,205)us-gaap_IncomeTaxExpenseBenefit 87,960us-gaap_IncomeTaxExpenseBenefit (38,690)us-gaap_IncomeTaxExpenseBenefit
Net income (loss) 20,604us-gaap_ProfitLoss 42,496us-gaap_ProfitLoss (97,463)us-gaap_ProfitLoss 99,037us-gaap_ProfitLoss
Cash flow hedges/Loss on Derivative Instruments | Reclassification out of Accumulated Other Comprehensive Income        
Amounts Reclassified from Accumulated Other Comprehensive Loss        
Income tax expense (700)us-gaap_IncomeTaxExpenseBenefit
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
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/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
(300)us-gaap_IncomeTaxExpenseBenefit
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
(1,100)us-gaap_IncomeTaxExpenseBenefit
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
(700)us-gaap_IncomeTaxExpenseBenefit
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Net income (loss) 1,200us-gaap_ProfitLoss
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
400us-gaap_ProfitLoss
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
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/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
1,600us-gaap_ProfitLoss
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/ us-gaap_StatementEquityComponentsAxis
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800us-gaap_ProfitLoss
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= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Cash flow hedges/Loss on Derivative Instruments | Reclassification out of Accumulated Other Comprehensive Income | Interest Expense        
Amounts Reclassified from Accumulated Other Comprehensive Loss        
Income before income tax expense 1,900us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
700us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
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= us-gaap_InterestExpenseMember
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
2,700us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
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1,500us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Actuarial losses/Pension Related Adjustments | Reclassification out of Accumulated Other Comprehensive Income        
Amounts Reclassified from Accumulated Other Comprehensive Loss        
Income tax expense (800)us-gaap_IncomeTaxExpenseBenefit
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(700)us-gaap_IncomeTaxExpenseBenefit
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(1,500)us-gaap_IncomeTaxExpenseBenefit
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
(1,300)us-gaap_IncomeTaxExpenseBenefit
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Net income (loss) 1,800us-gaap_ProfitLoss
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
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1,500us-gaap_ProfitLoss
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/ us-gaap_StatementEquityComponentsAxis
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3,600us-gaap_ProfitLoss
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/ us-gaap_StatementEquityComponentsAxis
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3,000us-gaap_ProfitLoss
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/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Actuarial losses/Pension Related Adjustments | Reclassification out of Accumulated Other Comprehensive Income | Cost of Sales and General and Administrative Expense        
Amounts Reclassified from Accumulated Other Comprehensive Loss        
Income before income tax expense $ 2,600us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= acm_CostOfSalesAndGeneralAndAdministrativeExpenseMember
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= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
$ 2,200us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= acm_CostOfSalesAndGeneralAndAdministrativeExpenseMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
$ 5,100us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= acm_CostOfSalesAndGeneralAndAdministrativeExpenseMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
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/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
$ 4,300us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ us-gaap_IncomeStatementLocationAxis
= acm_CostOfSalesAndGeneralAndAdministrativeExpenseMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
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/ us-gaap_StatementEquityComponentsAxis
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