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Commitments and Contingencies Litigation (Details) (USD $)	Oct. 31, 2011
Commitments and Contingencies Litigation
Clapper Entities were awarded	$ 74,000,000
Damages	26,000,000
Interest amount on awarded	$ 48,000,000

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- Definition

Clapper Entities were awarded.

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Period Type:	instant

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- Definition

Damages awarded.

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- Definition

Interest amount on awarded.

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No definition available.

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