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Long-Term Debt - Schedule Of Long-Term Debt (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Debt Instrument [Line Items] |  |
Principal Amount | $ 270,913 |
Unamortized debt issuance costs | (6,838) | $ (8,840)
Total debt | 264,075 | 305,010
Less: current maturities | (38,200) | (42,873)
Long-term debt | 225,875 | 262,137
2022 Notes (matured May 2022) |  |
Debt Instrument [Line Items] |  |
Principal Amount |  | 35,000
2023 Notes (mature September 2023) |  |
Debt Instrument [Line Items] |  |
Principal Amount | 30,000 | 30,000
Unamortized debt issuance costs | (133) |
Total debt | 29,867 |
Less: current maturities | (29,867) |
2026 Notes (mature February 2026) |  |
Debt Instrument [Line Items] |  |
Principal Amount | 200,000 | 200,000
Unamortized debt issuance costs | (4,632) |
Total debt | 195,368 |
Long-term debt | 195,368 |
MARAD Debt (matures February 2027) |  |
Debt Instrument [Line Items] |  |
Principal Amount | 40,913 | $ 48,850
Unamortized debt issuance costs | (2,073) |
Total debt | 38,840 |
Less: current maturities | (8,333) |
Long-term debt | $ 30,507 |

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