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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2015
INCOME TAXES |
Tax cost of repatriation included in effective tax rate | $ 0 us-gaap_IncomeTaxReconciliationRepatriationOfForeignEarnings
Expected distribution of foreign earnings | $ 0 atr_EstimatedForeignEarningsToBeRepatriatedForCurrentFiscalYear

X
- Definition Represents the estimated amount of foreign earnings to be repatriated by the entity for current fiscal year. + 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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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to repatriation of foreign earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 + Details
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Namespace Prefix: | us-gaap_
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Period Type: | duration