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Accrued Liabilities - Summary of Accrued Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Payables And Accruals [Abstract]    
Marketing programs $ 5,651 $ 4,631
Payroll and payroll related 7,419 9,719
Professional fees 1,036 1,064
Other accrued liabilities 4,917 4,696
Total accrued liabilities $ 19,023 $ 20,110