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Share Repurchases (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||||||||||||||||||||||||||||||||
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Jun. 30, 2014
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Mar. 31, 2014
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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Sep. 30, 2011
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2012
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| Share Repurchases [Line Items] | ||||||||||||||||||||||||||||||||||
| Shares of common stock repurchased | 175 | 158 | 142 | |||||||||||||||||||||||||||||||
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Share Repurchase Program
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| Share Repurchases [Line Items] | ||||||||||||||||||||||||||||||||||
| Shares of common stock repurchased | 28 | [1] | 47 | [1] | 53 | [1] | 47 | [1] | 31 | [2] | 36 | [2] | 58 | [2] | 33 | [2] | 34 | [2] | 31 | [2] | 39 | [2] | 38 | [2] | 175 | [1] | 158 | [2] | 142 | [2] | ||||
| Value of common stock repurchased | $ 1,118 | [1] | $ 1,791 | [1] | $ 2,000 | [1] | $ 1,500 | [1] | $ 1,000 | [2] | $ 1,000 | [2] | $ 1,607 | [2] | $ 1,000 | [2] | $ 1,000 | [2] | $ 1,000 | [2] | $ 1,000 | [2] | $ 1,000 | [2] | $ 6,409 | [1] | $ 4,607 | [2] | $ 4,000 | [2] | ||||
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