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Business Combinations - Schedule of Acquired Amortizable Intangible Assets and Related Estimated Useful Lives (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Acquired Finite-Lived Intangible Assets [Line Items]
Preliminary Estimated Value	$ 4,478
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Preliminary Estimated Useful Lives	15 years
Preliminary Estimated Value	$ 4,478

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination.

+ References

No definition available.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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