XML 26 R42.htm IDEA: XBRL DOCUMENT v2.4.1.9
Goodwill and Intangible Assets - Expected Amortization Expense for Acquisition-Related Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Goodwill And Intangible Assets Disclosure [Abstract]    
2015 $ 135us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths  
2016 130us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
2017 98us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree  
2018 98us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour  
2019 98us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive  
Thereafter 170us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive  
Net Carrying Value $ 729us-gaap_FiniteLivedIntangibleAssetsNet $ 863us-gaap_FiniteLivedIntangibleAssetsNet