Annual report pursuant to Section 13 and 15(d)

Selected Balance Sheet Data - Schedule of Accrued Employee Expenses (Detail)

v2.4.0.8
Selected Balance Sheet Data - Schedule of Accrued Employee Expenses (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Payables And Accruals [Abstract]    
Bonus payable $ 15,428 $ 16,600
Accrued vacation 975 919
Other employee related accruals 544  
Accrued employee expenses $ 16,947 $ 17,519