Interest Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2017 |
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| Interest and Debt Expense [Abstract] | ||||
| Interest incurred on debt | $ 12,919 | $ 5,870 | ||
| Senior Note redemption premium | 4,782 | 0 | ||
| Accretion of fair value adjustment on Senior Notes | 19,414 | 1,599 | ||
| Accretion of original issue discount on 2018 Term Loan | 88 | 0 | ||
| Amortization of debt issuance costs | 662 | 77 | ||
| Total interest expense | $ 37,865 | $ 7,546 | ||
| Effective interest rate, revolving credit facility | 4.57% | 5.08% | ||
| Stated interest rate | 6.375% | |||
| Accelerated Accretion | $ 18,700 | |||
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- Definition Accelerated Accretion on Extinguished Debt No definition available.
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- Definition Accretion Expense on Extinguished Debt No definition available.
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- Definition Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense attributable to debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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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- References No definition available.
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The effective interest rate during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The excess of the (1) fair value of consideration transferred to the holders of a security in excess of (2) the carrying amount of the security reported on the registrant's balance sheet, which will be deducted from net earnings to derive net earnings available to common shareholders. This amount is generally an adjustment considered in the computation of earnings per share. No definition available.
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