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Revolving Credit Facility and Long-Term Debt (Tables) | 9 Months Ended
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Sep. 30, 2023
Debt Disclosure [Abstract] |
Schedule of Long-term Debt Instruments | Principal balances outstanding under our long-term debt obligations as of September 30, 2023 and December 31, 2022 consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | September 30, 2023 |  | December 31, 2022
Term loans | ​ | $ | 149,063 | ​ | $ | 124,688
Revolving credit loans | ​ |  | 138,000 | ​ |  | 73,500
Less unamortized debt issuance costs | ​ |  | (943) | ​ |  | (179)
Total long-term debt | ​ |  | 286,120 | ​ |  | 198,009
Less current portion | ​ |  | 3,750 | ​ |  | 11,250
Long-term portion | ​ | $ | 282,370 | ​ | $ | 186,759
Schedule of Long-term Debt Covenants | The Fourth Amended Credit Agreement is collateralized by substantially all our assets. The Fourth Amended Credit Agreement contains affirmative and negative covenants, representations and warranties, events of default and other terms customary for loans of this nature. In particular, the Fourth Amended Credit Agreement requires that we maintain certain financial covenants, as follows:
​ | ​ | ​ | ​ | ​
​ |  | Covenant Requirement | ​
Consolidated Total Leverage Ratio (1) |  | ​ | 4.0 to 1.0 | ​
Consolidated Interest Coverage Ratio (2) |  | ​ | 3.0 to 1.0 | ​
(1) | Maximum Consolidated Total Net Leverage Ratio (as defined in the Fourth Amended Credit Agreement) as of any fiscal quarter end.
(2) | Minimum ratio of Consolidated EBITDA (as defined in the Fourth Amended Credit Agreement and adjusted for certain expenditures) to Consolidated Interest Expense (as defined in the Fourth Amended Credit Agreement) for any period of four consecutive fiscal quarters.
Schedule of Maturities of Long-term Debt | Future minimum principal payments on our long-term debt, as of September 30, 2023, were as follows (in thousands): ​
​ | ​ | ​ | ​
Years Ending | ​ | Future Minimum
December 31, |  | Principal Payments
Remaining 2023 |  | $ | 938
2024 | ​ | ​ | 3,750
2025 | ​ | ​ | 5,625
2026 | ​ | ​ | 7,500
2027 | ​ | ​ | 9,375
2028 | ​ | ​ | 259,875
Total future minimum principal payments | ​ | $ | 287,063
​

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