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Components of Income (Loss) before Provision Benefit (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Schedule of Income Before Income Tax [Line Items]      
Domestic $ 46,520 $ 53,361 $ 33,399
Foreign 7,314 3,491 1,824
Income (loss) before income taxes total $ 53,834 $ 56,852 $ 35,223