LEASES - Undiscounted future lease payments for operating and finance leases (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Operating Leases
2024 (from October 1, 2024 to December 31, 2024)	$ 3,329
2025	13,424
2026	11,080
2027	10,174
2028	8,606
2029 and thereafter	18,566
Total lease payments	65,179
Less imputed interest	(8,468)
Total operating lease liabilities	56,711	$ 59,547
Finance Leases
2024 (from July 1, 2024 to December 31, 2024)	1,117
2025	1,638
2026	14
2027	11
2028	11
2029 and thereafter	6
Total lease payments	2,797
Less imputed interest	(78)
Total finance lease liabilities	$ 2,719	$ 6,468