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Commitments and Contingencies - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Commitments And Contingencies Disclosure [Abstract] | |||
| Rental expense | $ 2.4 | $ 3.2 | $ 3.0 |
| Purchase commitments outstanding | $ 91.2 | ||
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- Details
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- Definition
The minimum amount the entity agreed to spend under the long-term purchase commitment. No definition available.
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| X | ||||||||||
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- Definition
Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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