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STOCK REPURCHASE PROGRAM (Details) (USD $) Share data in Thousands, unless otherwise specified | 3 Months Ended | 0 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2014 | Dec. 17, 2014 | Oct. 30, 2014 | Dec. 16, 2014
Stock repurchase program |  |  |  |
Number of shares repurchased | 200 us-gaap_TreasuryStockSharesAcquired |  |  |
Aggregate amount of share repurchases (in dollars) | $ 12,999,000 us-gaap_TreasuryStockValueAcquiredCostMethod |  |  |
Share repurchases authorized amount |  |  | 350,000,000 us-gaap_StockRepurchaseProgramAuthorizedAmount1 |
ASR Program |  |  |  |
Stock repurchase program |  |  |  |
Number of shares repurchased |  | 3,100 us-gaap_TreasuryStockSharesAcquired / us-gaap_ShareRepurchaseProgramAxis = atr_AsrProgramMember |  |
Aggregate amount of share repurchases (in dollars) |  | 250,000,000 us-gaap_TreasuryStockValueAcquiredCostMethod / us-gaap_ShareRepurchaseProgramAxis = atr_AsrProgramMember |  |
Share repurchases authorized amount |  |  |  | $ 250,000,000 us-gaap_StockRepurchaseProgramAuthorizedAmount1 / us-gaap_ShareRepurchaseProgramAxis = atr_AsrProgramMember
Percentage of the total number of shares expected to be purchased in the ASR |  | 80.00%atr_AcceleratedShareRepurchaseProgramPercentageOfTotalSharesExpectedToBePurchased / us-gaap_ShareRepurchaseProgramAxis = atr_AsrProgramMember |  |

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- Definition Percentage of the total number of shares expected to be purchased in the Accelerated Share Repurchase program. + References No definition available. + Details
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- Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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- Details
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