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Senior Secured Notes (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020 | Jun. 17, 2020 | May 05, 2020 | Dec. 31, 2019
Senior Notes [Line Items] |  |  |  |  |
Permitted Second Lien Debt | $ 1,000,000 | $ 1,000,000 |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  |  | 5,900 |  |
Warrants Percent of Outstanding Stock |  |  | 5.00% |  |
Increase to Permitted Second Lien Debt |  |  |  | $ 827,500 |
Senior Notes, net | $ 2,175,038 | $ 2,175,038 |  |  | $ 2,610,298
10.0% Senior Secured Notes due 2025 [Member] |  |  |  |  |
Senior Notes [Line Items] |  |  |  |  |
Senior Notes, interest rate, stated percentage | 10.00% | 10.00% |  |  |
Senior Notes, Principal amount | $ 446,675 | $ 446,675 | $ 446,700 |  | 0
Senior Secured Notes, Unamortized Debt Discount | (39,706) | (39,706) |  |  |
Senior Secured Notes, unamortized deferred financing costs | (12,091) | (12,091) |  |  |
Senior Notes, net | 394,878 | 394,878 |  |  |
Senior Secured Notes, Debt Issuance Costs, Gross | $ 12,900 | $ 12,900 |  |  |
Debt Instrument, Senior Notes, Initial Fair Value |  |  | $ 405,000 |  |
1.50% Senior Secured Convertible Notes Due 2021 [Member] |  |  |  |  |
Senior Notes [Line Items] |  |  |  |  |
Senior Notes, interest rate, stated percentage | 1.50% | 1.50% |  |  |
Senior Notes, Principal amount | $ 65,485 | $ 65,485 |  |  | 0
Senior Secured Notes, Unamortized Debt Discount | (2,710) | (2,710) |  |  |
Senior Secured Notes, unamortized deferred financing costs | (262) | (262) |  |  |
Senior Notes, net | 62,513 | 62,513 |  |  |
Interest Expense, Debt | 1,100 | 6,600 |  |  |
Senior Secured Notes [Member] |  |  |  |  |
Senior Notes [Line Items] |  |  |  |  |
Senior Notes, Principal amount | 512,160 | 512,160 |  |  |
Senior Secured Notes, Unamortized Debt Discount | (42,416) | (42,416) |  |  |
Senior Secured Notes, unamortized deferred financing costs | (12,353) | (12,353) |  |  |
Senior Notes, net | $ 457,391 | $ 457,391 |  |  | $ 0

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- Definition Increase to Permitted Second Lien Debt + References No definition available. + Details
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- Definition Permitted Second Lien Debt + References No definition available. + Details
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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