Supplemental Cash Flow Information - Supplemental Cash Flow Information (Parenthetical) (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
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Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Sep. 07, 2016 |
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| Supplemental Cash Flow Elements [Line Items] | ||||
| Cash paid, interest capitalized | $ 0 | $ 520 | $ 7,256 | |
| 11.00% 1.5 Lien Term Loan, Due November 2019 | ||||
| Supplemental Cash Flow Elements [Line Items] | ||||
| Debt instrument interest rate | 11.00% | 11.00% | ||
| 9.00%/10.75% Second Lien PIK Toggle Notes, Due May 2020 | ||||
| Supplemental Cash Flow Elements [Line Items] | ||||
| Debt instrument interest rate | 9.00% | 9.00% | 9.00% | |
| Debt instrument paid in kind interest rate | 10.75% | 10.75% | ||
| 8.50%/10.00% Third Lien PIK Toggle Notes, Due June 2021 | ||||
| Supplemental Cash Flow Elements [Line Items] | ||||
| Debt instrument interest rate | 8.50% | 8.50% | 8.50% | |
| Debt instrument paid in kind interest rate | 10.00% | 10.00% | ||
| 8.50% Unsecured Senior Notes, Due June 2019 | ||||
| Supplemental Cash Flow Elements [Line Items] | ||||
| Debt instrument interest rate | 8.50% | 8.50% | ||
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred. No definition available.
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- Definition Debt instrument stated paid in kind interest rate percentage. No definition available.
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- Definition Supplemental cash flow elements. No definition available.
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