Information Pertaining to 2022 Notes (Detail) $ in Thousands |
6 Months Ended |
---|---|
Jun. 30, 2016
USD ($)
| |
Debt Instrument [Line Items] | |
Beginning balance | $ 14,341 |
Amortization of debt discount | 2,119 |
Amortization of debt issue costs | 85 |
Ending balance | 16,545 |
Principal Amount of Convertible Notes | |
Debt Instrument [Line Items] | |
Beginning balance | 22,400 |
Ending balance | 22,400 |
Debt Discount | |
Debt Instrument [Line Items] | |
Beginning balance | (7,764) |
Amortization of debt discount | 2,119 |
Ending balance | (5,645) |
Debt Issue Costs | |
Debt Instrument [Line Items] | |
Beginning balance | (295) |
Amortization of debt issue costs | 85 |
Ending balance | $ (210) |