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Segment and Geographic Information - Additional Information (Detail)
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12 Months Ended | ||
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Dec. 31, 2013
Segment
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Dec. 31, 2012
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Dec. 31, 2011
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| Segment Reporting Information [Line Items] | |||
| Number of discontinued segments | 2 | ||
| Reportable segments | 2 | ||
| Percent sale to major customer of total revenue | 32.10% | 22.90% | 15.80% |
| X | ||||||||||
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- Definition
Business Disposals Number Of Entities Disposed No definition available.
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| X | ||||||||||
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. No definition available.
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| X | ||||||||||
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- Details
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