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LONG-TERM DEBT - Components (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Principal |  |
Aggregate maturities of long-term debt | $ 440,547 | $ 347,584
Less current maturities | (76,873) | (20,789)
Total long-term debt | 363,674 | 326,795
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (9,506) | (10,425)
Less current maturities | 451 | 451
Total unamortized debt issuance costs | (9,055) | (9,974)
Revolving credit facility |  |
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (7,478) | (8,118)
Term loan |  |
Principal |  |
Aggregate maturities of long-term debt | 56,250 | 60,938
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (1,304) | (1,416)
Senior notes |  |
Principal |  |
Aggregate maturities of long-term debt | 284,607 | 284,607
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (724) | (891)
Securitization facility |  |
Principal |  |
Aggregate maturities of long-term debt | 45,000 |
June 2020 equipment financing |  |
Principal |  |
Aggregate maturities of long-term debt | 1,028 | $ 2,039
February 2024 equipment financing |  |
Principal |  |
Aggregate maturities of long-term debt | $ 53,662 |

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