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LEASES - Schedule of Lease Costs and Other Lease Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Lease cost: |  |
Amortization of right-of-use assets | $ 7,383 | $ 6,339
Interest expense | 1,840 | 1,638
Fixed lease cost | 15,318 | 13,804
Short-term lease cost | 5,313 | 3,884
Variable lease cost | 604 | 522
Total lease cost | 30,458 | 26,187
Cash paid for amounts included in the measurement of lease liabilities: |  |
Financing cash flows for finance leases | 8,981 | 7,847
Operating cash flows for operating leases | 10,578 | 10,009
Right-of-use assets obtained in exchange for new finance lease liabilities | 12,211 | 11,919
Right-of-use assets obtained in exchange for new operating lease liabilities | $ 19,796 | 9,835
Weighted-average remaining lease term - finance leases (years) | 4 years 10 months 24 days |
Weighted-average remaining lease term - operating leases (years) | 9 years 10 months 24 days |
Weighted-average discount rate - finance leases | 4.00% |
Weighted-average discount rate - operating leases | 4.70% |
Machinery and equipment |  |
Lease cost: |  |
Fixed lease cost | $ 6,292 | 5,130
Landfills |  |
Lease cost: |  |
Fixed lease cost | $ 9,026 | $ 8,674

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- Definition Amount of interest expense on finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of cash outflow for principal payment on finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-5 + Details
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