Annual report pursuant to section 13 and 15(d)

Intangible Assets - Schedule of Expected Annual Amortization Expense for Intangible Assets (Detail)

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Intangible Assets - Schedule of Expected Annual Amortization Expense for Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Finite Lived Intangible Assets Future Amortization Expense [Abstract]  
Amortization expense, 2014 $ 2,470
Amortization expense, 2015 2,282
Amortization expense, 2016 2,195
Amortization expense, 2017 2,191
Amortization expense, 2018 2,191
Amortization expense, 2019 and thereafter $ 10,853