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LONG-TERM DEBT - Components (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Principal |  |
Aggregate maturities of long-term debt | $ 428,969 | $ 427,009
Less current maturities | (38,194) | (24,970)
Total long-term debt | 390,775 | 402,039
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (11,771) | (4,836)
Less current maturities | 423 |
Total unamortized debt issuance costs | (11,348) | (4,836)
Revolving credit facility |  |
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (8,806) | (2,702)
Term loan |  |
Principal |  |
Aggregate maturities of long-term debt | 70,312 |
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (1,538) |
Senior notes due 2025 |  |
Principal |  |
Aggregate maturities of long-term debt | 339,214 | 400,000
Unamortized Discount and Debt Issuance Costs |  |
Unamortized debt issuance costs including current and non-current | (1,427) | (2,134)
November 2019 equipment financing |  |
Principal |  |
Aggregate maturities of long-term debt | 15,425 | 21,072
June 2020 equipment financing |  |
Principal |  |
Aggregate maturities of long-term debt | $ 4,018 | $ 5,937

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