LEASES - Lease Cost and Other Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) lease	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Leases
Right-of-use assets	$ 8,267	$ 11,174	$ 8,267	$ 11,174	$ 9,579
Lease liability	8,883		$ 8,883
Number of additional operating or financing leases not yet commenced | lease			0
Lease Cost
Capitalized operating lease cost	1,024	1,088	$ 2,046	2,179
Short-term lease cost	128	128	256	255
Total lease cost	1,152	1,216	2,302	2,434
Cash paid for amounts included in the measurement of lease liabilities and capitalized operating leases:
Operating cash flows	$ 1,060	$ 1,143	$ 2,061	$ 2,226
Weighted-average remaining lease term - Capitalized operating leases (in years)	3 years 6 months 29 days	4 years 3 months 18 days	3 years 6 months 29 days	4 years 3 months 18 days
Weighted-average discount rate - Capitalized operating leases	3.92%	3.92%	3.92%	3.92%
Related Parties
Leases
Right-of-use assets	$ 1,730		$ 1,730
Lease liability	1,730		1,730
Lease Cost
Capitalized operating lease cost	313	$ 313	627	$ 627
Short-term lease cost	107	107	214	213
Total lease cost	420	420	841	840
Cash paid for amounts included in the measurement of lease liabilities and capitalized operating leases:
Operating cash flows	$ 313	$ 313	$ 627	$ 627
Weighted-average remaining lease term - Capitalized operating leases (in years)	1 year 5 months 1 day	2 years 5 months 1 day	1 year 5 months 1 day	2 years 5 months 1 day
Weighted-average discount rate - Capitalized operating leases	3.92%	3.92%	3.92%	3.92%
Others
Lease Cost
Capitalized operating lease cost	$ 711	$ 775	$ 1,419	$ 1,552
Short-term lease cost	21	21	42	42
Total lease cost	732	796	1,461	1,594
Cash paid for amounts included in the measurement of lease liabilities and capitalized operating leases:
Operating cash flows	$ 747	$ 830	$ 1,434	$ 1,599
Weighted-average remaining lease term - Capitalized operating leases (in years)	4 years 1 month 6 days	4 years 10 months 24 days	4 years 1 month 6 days	4 years 10 months 24 days
Weighted-average discount rate - Capitalized operating leases	3.91%	3.92%	3.91%	3.92%