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LONG-TERM DEBT AND FINANCING ARRANGEMENTS - Assets Securing Notes (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Financing Arrangements |  |  |
Total assets securing notes payable or held under finance leases | $ 336,222 | $ 271,665 |
Less accumulated depreciation and amortization | 119,244 | 88,696 |
Net assets securing notes payable or held under finance leases | $ 216,978 | 182,969 |
Weighted-average interest rate (as a percent) | 3.00% |  |
Interest paid, net of capitalized interest | $ 7,100 | 8,700 | $ 11,300
Capitalized interest | 300 | 500 | $ 300
Revenue equipment |  |  |
Financing Arrangements |  |  |
Total assets securing notes payable or held under finance leases | 294,700 | 241,892 |
Service, office, and other equipment |  |  |
Financing Arrangements |  |  |
Total assets securing notes payable or held under finance leases | $ 41,522 | $ 29,773 |

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