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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 segment | Dec. 31, 2013 | Dec. 31, 2012
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |  |  |
Number of reportable segments | 3us-gaap_NumberOfReportableSegments |  |
BASIS OF PRESENTATION |  |  |
Expense recognized related to the plan |  | $ 14,525,000atr_RestructuringChargesIncludingAcceleratedDepreciation | $ 4,678,000atr_RestructuringChargesIncludingAcceleratedDepreciation
INVESTMENTS IN AFFILIATED COMPANIES |  |  |
Dividends received from affiliates | 0atr_DividendsFromInvestmentsInAffiliates | 0atr_DividendsFromInvestmentsInAffiliates | 0atr_DividendsFromInvestmentsInAffiliates
European Restructuring Plan |  |  |
BASIS OF PRESENTATION |  |  |
Expense recognized related to the plan |  | 14,600,000atr_RestructuringChargesIncludingAcceleratedDepreciation / us-gaap_RestructuringPlanAxis = atr_EuropeanRestructuringPlanMember |
Accelerated depreciation |  | $ 2,725,000us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_RestructuringPlanAxis = atr_EuropeanRestructuringPlanMember | $ 1,576,000us-gaap_RestructuringReserveAcceleratedDepreciation / us-gaap_RestructuringPlanAxis = atr_EuropeanRestructuringPlanMember

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- Definition Represents the amount of dividend received from investment in affiliates. + References No definition available. + Details
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Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan including accelerated depreciation expense. + References No definition available. + Details
Name: | atr_RestructuringChargesIncludingAcceleratedDepreciation
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of accelerated depreciation charged against earnings associated with exit from or disposal of business activities or restructuring plan. + References No definition available. + Details
Name: | us-gaap_RestructuringReserveAcceleratedDepreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_RestructuringPlanAxis=atr_EuropeanRestructuringPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |