LEASES - Future minimum lease payments (Details) $ in Thousands	Mar. 31, 2024 USD ($)
Operating Lease Liability
April 1, 2024 through December 31, 2024	$ 3,454
2025	4,632
2026	4,428
2027	4,237
2028	2,172
Total undiscounted future minimum lease payments	18,923
Less: difference between undiscounted lease payments and discounted lease liabilities:	(1,858)
Total lease liabilities	17,065
Finance Lease Liability
April 1, 2024 through December 31, 2024	82
2025	169
2026	108
2027	93
2028	93
Total undiscounted future minimum lease payments	545
Less: difference between undiscounted lease payments and discounted lease liabilities:	(15)
Total lease liabilities	$ 530