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Debt - Long-Term Debt (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Mar. 15, 2016 | Dec. 31, 2015
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Less – unamortized original issue discount | $ (24,169) |  | $ (4,738)
Less – unamortized original issue discount | (734) |  | (8,632)
Total debt, net of unamortized discounts | 376,704 |  | 279,130
Current portion of long-term debt, net of unamortized discounts | (47,123) |  | (148,868)
Long-term debt, net of unamortized discounts | 329,581 |  | 130,262
Credit Agreement | Term Loan |  |  |
Debt Instrument [Line Items] |  |  |
Total long-term debt, gross | 136,875 |  | 142,500
Less - deferred financing costs | (3,800) |  | (4,738)
Total debt, net of unamortized discounts | 133,075 |  | 137,762
Senior Convertible Notes 2016 |  |  |
Debt Instrument [Line Items] |  |  |
Total long-term debt, gross | 230,000 |  |
Less – unamortized original issue discount | (14,612) | $ (15,900) |
Less - deferred financing costs | (5,757) |  |
Total debt, net of unamortized discounts | 209,631 |  |
Senior Subordinated Convertible Notes 2010 |  |  |
Debt Instrument [Line Items] |  |  |
Total long-term debt, gross | 34,732 |  | 150,000
Less – unamortized original issue discount | (674) |  | (7,923)
Less – deferred financing costs | (60) |  | (709)
Total debt, net of unamortized discounts | $ 33,998 |  | $ 141,368

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