Quarterly report pursuant to Section 13 or 15(d)

Debt Instruments - Summary of the Effective Interest Rate, Contractually Stated Interest Expense and Costs Related to Amortization of Discount for the Notes (Details)

v3.5.0.2
Debt Instruments - Summary of the Effective Interest Rate, Contractually Stated Interest Expense and Costs Related to Amortization of Discount for the Notes (Details) - Convertible debt - Notes
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
USD ($)
Sep. 30, 2016
USD ($)
Debt Instrument [Line Items]    
Effective interest rate 10.18% 10.18%
Contractually stated interest expense $ 1,505 $ 4,536
Amortization of discount $ 4,649 $ 13,587