• Filing Date: 2017-02-22
  • Form Type: 10-K
  • Description: Annual report
v3.6.0.2
Long-Term Debt - Summary of Equity and Liability Components of the Convertible Notes (Detail) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Debt Instrument [Line Items]    
Principal amount $ 147,985 $ 143,250
Convertible Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal amount 89,990 103,000
Unamortized discount (6,795) (10,871)
Liability component - net carrying value before issuance costs 83,195 92,129
Equity component - conversion, net of offering costs $ 15,900 $ 15,900