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Schedule of Repurchases under Repurchase Program (Detail) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 29, 2015 | Dec. 28, 2014 | Sep. 28, 2014 | Jun. 29, 2014
Stock Repurchase Program [Line Items] |  |  |  |  |  |  |
Total Number of Shares Repurchased | 1,434 us-gaap_TreasuryStockSharesAcquired |  | 869 us-gaap_TreasuryStockSharesAcquired |  | 3,818 us-gaap_TreasuryStockSharesAcquired |  |
Total Cost of Repurchase | $ 112,477,000 us-gaap_StockRepurchasedDuringPeriodValue |  | $ 45,694,000 us-gaap_StockRepurchasedDuringPeriodValue |  | $ 296,721,000 us-gaap_StockRepurchasedDuringPeriodValue |  |
Average Price Paid Per Share | $ 78.45 us-gaap_TreasuryStockAcquiredAverageCostPerShare | [1] | $ 77.31 us-gaap_TreasuryStockAcquiredAverageCostPerShare | [1] | $ 70.01 us-gaap_TreasuryStockAcquiredAverageCostPerShare | [1] |
Amount Available Under Repurchase Program | $ 376,002,000 us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 |  | $ 488,480,000 us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 |  | $ 534,174,000 us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 |  | $ 830,895,000 us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
[1] | Average price paid per share excludes accelerated share repurchases for which cost was incurred during the September 2014 quarter, but that did not settle until the December 2014 quarter. See section below for details regarding average price associated with these transactions.

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- Details
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- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + 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, 31 -Article 5 + Details
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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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Balance Type: | credit
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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: 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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- 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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