Condensed Consolidating Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified
|
6 Months Ended |
Feb. 28, 2015
|
Feb. 28, 2014
|
Operating Activities |
|
|
Cash provided by (used in) operating activities |
$ (9,619)us-gaap_NetCashProvidedByUsedInOperatingActivities
|
$ 36,883us-gaap_NetCashProvidedByUsedInOperatingActivities
|
Investing Activities |
|
|
Capital expenditures |
(12,877)us-gaap_PaymentsToAcquireProductiveAssets
|
(22,226)us-gaap_PaymentsToAcquireProductiveAssets
|
Proceeds from sale of property, plant and equipment |
707us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
|
2,008us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
|
Proceeds from sale of businesses, net of transaction costs |
|
243,386us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested
|
Intercompany investment |
0atu_IntercompanyInvestment
|
0atu_IntercompanyInvestment
|
Cash (used in) provided by investing activities |
(12,170)us-gaap_NetCashProvidedByUsedInInvestingActivities
|
223,168us-gaap_NetCashProvidedByUsedInInvestingActivities
|
Financing Activities |
|
|
Purchase of treasury shares |
(180,512)us-gaap_PaymentsForRepurchaseOfCommonStock
|
(109,095)us-gaap_PaymentsForRepurchaseOfCommonStock
|
Intercompany Loan Activity |
0atu_IntercompanyLoanActivity
|
0atu_IntercompanyLoanActivity
|
Intercompany Capital Contribution |
0atu_IntercompanyCapitalContribution
|
0atu_IntercompanyCapitalContribution
|
Stock option exercises, related tax benefits and other |
4,753atu_StockOptionExercisesRelatedTaxBenefitsAndOther
|
25,803atu_StockOptionExercisesRelatedTaxBenefitsAndOther
|
Payment of contingent acquisition consideration |
0atu_PaymentofContingentConsideration
|
(753)atu_PaymentofContingentConsideration
|
Cash dividend |
(2,598)us-gaap_PaymentsOfDividends
|
(2,919)us-gaap_PaymentsOfDividends
|
Cash provided by (used in) financing activities |
18,393us-gaap_NetCashProvidedByUsedInFinancingActivities
|
(211,964)us-gaap_NetCashProvidedByUsedInFinancingActivities
|
Effect of exchange rate changes on cash |
(18,119)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
|
2,944us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
|
Net (decrease) increase in cash and cash equivalents |
(21,515)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
|
51,031us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
|
Cash and cash equivalents – beginning of period |
109,012us-gaap_CashAndCashEquivalentsAtCarryingValue
|
103,986us-gaap_CashAndCashEquivalentsAtCarryingValue
|
Cash and cash equivalents – end of period |
87,497us-gaap_CashAndCashEquivalentsAtCarryingValue
|
155,017us-gaap_CashAndCashEquivalentsAtCarryingValue
|
Line of Credit | Senior Credit Facility - Revolver |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
199,000us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
(125,000)us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Line of Credit | Senior Credit Facility - Term Loan |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
(2,250)us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Parent |
|
|
Operating Activities |
|
|
Cash provided by (used in) operating activities |
18,035us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(223)us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Investing Activities |
|
|
Capital expenditures |
(519)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(2,424)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Proceeds from sale of property, plant and equipment |
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
1us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Proceeds from sale of businesses, net of transaction costs |
|
(4,134)us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Intercompany investment |
(1,117)atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
0atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Cash (used in) provided by investing activities |
(1,636)us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(6,557)us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Financing Activities |
|
|
Purchase of treasury shares |
(180,512)us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(109,095)us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Intercompany Loan Activity |
57,170atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(213,449)atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Intercompany Capital Contribution |
0atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
0atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Stock option exercises, related tax benefits and other |
4,753atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
25,803atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Payment of contingent acquisition consideration |
|
0atu_PaymentofContingentConsideration / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Cash dividend |
(2,598)us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(2,919)us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Cash provided by (used in) financing activities |
(38,777)us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
2,238us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Effect of exchange rate changes on cash |
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Net (decrease) increase in cash and cash equivalents |
(22,378)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
(4,542)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Cash and cash equivalents – beginning of period |
27,931us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
16,122us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Cash and cash equivalents – end of period |
5,553us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
11,580us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
|
Parent | Line of Credit | Senior Credit Facility - Revolver |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
199,000us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_ParentCompanyMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
(125,000)us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_ParentCompanyMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Parent | Line of Credit | Senior Credit Facility - Term Loan |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
(2,250)us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / dei_LegalEntityAxis = us-gaap_ParentCompanyMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
|
Guarantors |
|
|
Operating Activities |
|
|
Cash provided by (used in) operating activities |
(41,149)us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
8,331us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Investing Activities |
|
|
Capital expenditures |
(2,447)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
(2,379)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Proceeds from sale of property, plant and equipment |
198us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
74us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Proceeds from sale of businesses, net of transaction costs |
|
214,268us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Intercompany investment |
0atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
(99,963)atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Cash (used in) provided by investing activities |
(2,249)us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
112,000us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Financing Activities |
|
|
Purchase of treasury shares |
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Intercompany Loan Activity |
(42,010)atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
120,305atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Intercompany Capital Contribution |
0atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Stock option exercises, related tax benefits and other |
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Payment of contingent acquisition consideration |
|
0atu_PaymentofContingentConsideration / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Cash dividend |
0us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Cash provided by (used in) financing activities |
42,010us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
(120,305)us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Effect of exchange rate changes on cash |
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Net (decrease) increase in cash and cash equivalents |
(1,388)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
26us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Cash and cash equivalents – beginning of period |
3,325us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
0us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Cash and cash equivalents – end of period |
1,937us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
26us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
|
Guarantors | Line of Credit | Senior Credit Facility - Revolver |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Guarantors | Line of Credit | Senior Credit Facility - Term Loan |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
|
Non-Guarantors |
|
|
Operating Activities |
|
|
Cash provided by (used in) operating activities |
13,495us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
43,491us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Investing Activities |
|
|
Capital expenditures |
(9,911)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
(17,423)us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Proceeds from sale of property, plant and equipment |
509us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
1,933us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Proceeds from sale of businesses, net of transaction costs |
|
33,252us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Intercompany investment |
0atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
0atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Cash (used in) provided by investing activities |
(9,402)us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
17,762us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Financing Activities |
|
|
Purchase of treasury shares |
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Intercompany Loan Activity |
(15,160)atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
93,144atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Intercompany Capital Contribution |
1,117atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
99,963atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Stock option exercises, related tax benefits and other |
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Payment of contingent acquisition consideration |
|
(753)atu_PaymentofContingentConsideration / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Cash dividend |
0us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
(14,716)us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Cash provided by (used in) financing activities |
16,277us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
(8,650)us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Effect of exchange rate changes on cash |
(18,119)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
2,944us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Net (decrease) increase in cash and cash equivalents |
2,251us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
55,547us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Cash and cash equivalents – beginning of period |
77,756us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
87,864us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Cash and cash equivalents – end of period |
80,007us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
143,411us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
|
Non-Guarantors | Line of Credit | Senior Credit Facility - Revolver |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Non-Guarantors | Line of Credit | Senior Credit Facility - Term Loan |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
|
Eliminations |
|
|
Operating Activities |
|
|
Cash provided by (used in) operating activities |
0us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
(14,716)us-gaap_NetCashProvidedByUsedInOperatingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Investing Activities |
|
|
Capital expenditures |
0us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_PaymentsToAcquireProductiveAssets / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Proceeds from sale of property, plant and equipment |
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Proceeds from sale of businesses, net of transaction costs |
|
0us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Intercompany investment |
1,117atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
99,963atu_IntercompanyInvestment / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Cash (used in) provided by investing activities |
1,117us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
99,963us-gaap_NetCashProvidedByUsedInInvestingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Financing Activities |
|
|
Purchase of treasury shares |
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_PaymentsForRepurchaseOfCommonStock / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Intercompany Loan Activity |
0atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0atu_IntercompanyLoanActivity / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Intercompany Capital Contribution |
(1,117)atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
(99,963)atu_IntercompanyCapitalContribution / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Stock option exercises, related tax benefits and other |
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0atu_StockOptionExercisesRelatedTaxBenefitsAndOther / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Payment of contingent acquisition consideration |
|
0atu_PaymentofContingentConsideration / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Cash dividend |
0us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
14,716us-gaap_PaymentsOfDividends / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Cash provided by (used in) financing activities |
(1,117)us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
(85,247)us-gaap_NetCashProvidedByUsedInFinancingActivities / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Effect of exchange rate changes on cash |
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Net (decrease) increase in cash and cash equivalents |
0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Cash and cash equivalents – beginning of period |
0us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Cash and cash equivalents – end of period |
0us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
0us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember
|
Eliminations | Line of Credit | Senior Credit Facility - Revolver |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityRevolverMember / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
Eliminations | Line of Credit | Senior Credit Facility - Term Loan |
|
|
Financing Activities |
|
|
Net borrowings (repayments) on revolver and other debt |
$ 0us-gaap_ProceedsFromRepaymentsOfLinesOfCredit / us-gaap_DebtInstrumentAxis = atu_SeniorCreditFacilityTermLoanMember / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember
|
|