Quarterly report pursuant to Section 13 or 15(d)

Estimated Future Amortization Expense (Detail)

v2.4.1.9
Estimated Future Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Mar. 31, 2013
Goodwill And Intangible Assets Disclosure [Abstract]          
2015 $ 1,677us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths        
2016 1,673us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo        
2017 1,622us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree        
2018 976us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour        
2019 692us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive        
Future 1,364us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive        
Net $ 8,004us-gaap_IntangibleAssetsNetExcludingGoodwill $ 6,913us-gaap_IntangibleAssetsNetExcludingGoodwill $ 7,257us-gaap_IntangibleAssetsNetExcludingGoodwill $ 9,074us-gaap_IntangibleAssetsNetExcludingGoodwill $ 4,757us-gaap_IntangibleAssetsNetExcludingGoodwill