Quarterly report pursuant to Section 13 or 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
Mar. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Amortization expense for remaining fiscal year, 2015 $ 2,580us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear
Amortization expense, 2016 4,290us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
Amortization expense, 2017 4,255us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
Amortization expense, 2018 3,381us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
Amortization expense, 2019 2,191us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
Amortization expense, 2020 and thereafter $ 7,155us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive