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Stock Repurchase Program - Additional Information (Detail) (USD $)
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1 Months Ended | 3 Months Ended | 6 Months Ended | 1 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | |||||||||||||
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Dec. 31, 2011
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Dec. 23, 2012
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Sep. 23, 2012
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Dec. 23, 2012
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Dec. 25, 2011
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Jun. 24, 2012
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Jul. 31, 2012
Share Repurchase Arrangements One
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Jun. 24, 2012
Share Repurchase Arrangements One
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Dec. 23, 2012
Share Repurchase Arrangements One
Minimum
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Dec. 23, 2012
Share Repurchase Arrangements One
Maximum
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Jun. 24, 2012
Share Repurchase Arrangements One
Initial delivery
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Jul. 31, 2012
Share Repurchase Arrangements Two
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Jun. 24, 2012
Share Repurchase Arrangements Two
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Dec. 23, 2012
Share Repurchase Arrangements Two
Minimum
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Dec. 23, 2012
Share Repurchase Arrangements Two
Maximum
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Jun. 24, 2012
Share Repurchase Arrangements Two
Initial delivery
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Jun. 24, 2012
ASR
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| Stock Repurchase Program [Line Items] | ||||||||||||||||||||||||
| Authorized repurchase of Company common stock | $ 1,600,000,000 | |||||||||||||||||||||||
| Net shares of settlements to cover tax withholding obligations | 322,000 | |||||||||||||||||||||||
| Amount paid for shares under net share settlements | 11,400,000 | |||||||||||||||||||||||
| Treasury stock purchases | 710,089,000 | 92,695,000 | 375,000,000 | 200,000,000 | ||||||||||||||||||||
| Total Number of Shares Repurchased | 10,190,000 | 11,970,000 | 1,300,000 | 8,800,000 | 10,800,000 | 6,600,000 | 700,000 | 4,800,000 | 6,600,000 | 3,900,000 | ||||||||||||||
| Treasury stock, at cost | $ 3,337,269,000 | $ 3,337,269,000 | $ 2,636,936,000 | [1] | $ 575,000,000 | |||||||||||||||||||
| Treasury stock purchases, weighted average share price | $ 34.74 | [2] | $ 34.79 | [2] | $ 36.80 | $ 36.12 | ||||||||||||||||||
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