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Litigation - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended |
|---|---|---|
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Dec. 31, 2011
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Sep. 30, 2012
State
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| Contingencies And Commitments [Line Items] | ||
| Litigation reserve | $ 45 | |
| Legal and professional fees | 5 | |
| Settle domestic advertising class lawsuits and related claims | 45 | |
| Attorney fee | 5 | |
| Number of states | 44 | |
| Legal settlement reflect current estimated range of loss | $ 50 |
| X | ||||||||||
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- Definition
Attorney fee. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Legal and professional fees. No definition available.
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| X | ||||||||||
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- Definition
Legal settlement reflect current estimated range of loss. No definition available.
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| X | ||||||||||
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- Definition
Loss Contingency Reversal Accrual At Carrying Value No definition available.
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| X | ||||||||||
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- Definition
Number of states. No definition available.
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| X | ||||||||||
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- Definition
Payment to Settle domestic advertising class lawsuits and related claims. No definition available.
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