XML 78 R63.htm IDEA: XBRL DOCUMENT v3.3.1.900
Debt - Interest Expense (Details) - Convertible Debt
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
Debt Instrument [Line Items]  
Contractual interest expense $ 3,667
Amortization of debt discount 4,400
Amortization of debt issuance costs 292
Total interest expense $ 8,359