LEASES - Schedule of Weighted-average lease term and weighted-average discount rate (Details)	Mar. 31, 2024	Dec. 31, 2023
Leases
Weighted average remaining lease term for operating leases	2 years 6 months	2 years 8 months 12 days
Weighted average remaining lease term for finance leases	0 years	0 years
Weighted average discount rate for operating leases	3.50%	3.50%
Weighted average discount rate for finance leases	0.00%	0.00%