Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Details - Amortization of Company's Intangible Assets (Detail)

v2.4.1.9
Balance Sheet Details - Amortization of Company's Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Balance Sheet Related Disclosures [Abstract]    
2015 $ 571us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear  
2016 555us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
2017 443us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree  
2018 443us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour  
2019 443us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive  
Thereafter 836us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRollingAfterYearFive  
Total $ 3,291us-gaap_FiniteLivedIntangibleAssetsGross $ 3,086us-gaap_FiniteLivedIntangibleAssetsGross