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Debt - Summary of Repurchases of 2010 Convertible Notes (Details) - USD ($) $ in Thousands |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 02, 2016 | Apr. 08, 2016 | Mar. 15, 2016 | Sep. 30, 2016 | Sep. 30, 2016
Debt Instrument [Line Items] |  |  |  |  |
Loss on repurchase of convertible notes |  |  |  | $ 332 | $ 8,651
Senior Subordinated Convertible Notes 2010 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Aggregate Principal Amount Repurchased | $ 9,100 | $ 66,200 | $ 40,000 | 115,300 | 115,300
Total Purchase Price | 17,200 | 125,800 | 72,600 | $ 215,600 | 215,600
Loss on repurchase of convertible notes | $ 300 | $ 5,100 | $ 3,200 |  | $ 8,600

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