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Stock Repurchase Program - Additional Information (Detail) (USD $)
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3 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | |||||||||||||||||||||||
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 23, 2012
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Sep. 23, 2012
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Jun. 30, 2013
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Jun. 24, 2012
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Jun. 26, 2011
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Jun. 30, 2013
Maximum
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Apr. 30, 2013
Repurchase Of Equity
Maximum
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Dec. 31, 2011
Repurchase Of Equity
Maximum
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May 31, 2013
Share Repurchase Arrangements One
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Jun. 24, 2012
Share Repurchase Arrangements One
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Jun. 30, 2013
Share Repurchase Arrangements One
Maximum
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Jun. 30, 2013
Share Repurchase Arrangements One
Minimum
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Jun. 24, 2012
Share Repurchase Arrangements One
Initial delivery
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Jul. 31, 2012
Share Repurchase Arrangements One
Final Settlement
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Jun. 24, 2012
Share Repurchase Arrangements Two
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Jun. 30, 2013
Share Repurchase Arrangements Two
Maximum
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Jun. 30, 2013
Share Repurchase Arrangements Two
Minimum
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Jun. 24, 2012
Share Repurchase Arrangements Two
Initial delivery
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Jul. 31, 2012
Share Repurchase Arrangements Two
Final Settlement
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Jun. 24, 2012
ASR
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Jun. 30, 2013
Share Repurchase Arrangements, Three
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Jun. 30, 2013
Share Repurchase Arrangements, Three
Initial delivery
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Jun. 30, 2013
Share Repurchase Arrangements, Three
Subsequent delivery
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Jun. 30, 2013
Aggregate
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| Stock Repurchase Program [Line Items] | |||||||||||||||||||||||||||||||
| Authorized repurchase of Company common stock | $ 250,000,000 | $ 1,600,000,000 | |||||||||||||||||||||||||||||
| Net shares of settlements to cover tax withholding obligations | 595,000 | ||||||||||||||||||||||||||||||
| Amount paid for shares under net share settlements | 22,900,000 | ||||||||||||||||||||||||||||||
| Treasury stock purchases | 955,661,000 | 772,663,000 | 211,316,000 | 375,000,000 | 200,000,000 | 86,400,000 | |||||||||||||||||||||||||
| Total Number of Shares Repurchased | 90,000 | 5,312,000 | 10,190,000 | 11,970,000 | 2,200,000 | 100,000 | 10,800,000 | 8,800,000 | 6,600,000 | 1,300,000 | 6,600,000 | 4,800,000 | 3,900,000 | 700,000 | 1,500,000 | 400,000 | |||||||||||||||
| Treasury stock, at cost | 3,539,830,000 | 3,539,830,000 | 2,636,936,000 | 575,000,000 | |||||||||||||||||||||||||||
| Treasury stock purchases, weighted average share price | $ 37.73 | [1] | $ 34.74 | [1] | $ 34.79 | [1] | $ 42.71 | $ 36.80 | $ 36.12 | ||||||||||||||||||||||
| Treasury stock aggregate repurchase price | $ 86,400,000 | ||||||||||||||||||||||||||||||
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