Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets - Estimated Amortization of Intangible Assets (Detail)

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Goodwill and Other Intangible Assets - Estimated Amortization of Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]  
2015 $ 18,296us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
2016 13,961us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
2017 8,236us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
2018 5,981us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
2019 $ 5,095us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive