Long-Term Debt - Fair Value Hierarchy Table on Recurring Basis (Level 2) (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Other long-term liabilities	$ 63,585	$ 10,428
Carrying Value | Warrants | Fair Value Measurements Recurring
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Other long-term liabilities		3,375
Fair Value Measurement | Warrants | Level 2 | Fair Value Measurements Recurring
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Other long-term liabilities		$ 3,375