RIGHT-OF-USE ASSETS AND OPERATING LEASE LIABILITIES - OPERATING LEASE EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Operating lease expense:
Total operating lease expense	$ 1,726	$ 1,792	$ 5,463	$ 5,375
Cash paid for amounts included in the measurement of operating lease liabilities	1,709	1,793	5,121	5,390
Cash paid for variable rent payments not included in measurement of operating lease liabilities	$ 151		$ 453
Weighted average remaining term in years	8 years 3 months 10 days		8 years 3 months 10 days		7 years 6 months 25 days
Weighted average discount rate	2.66%		2.66%		3.05%
Related Party
Operating lease expense:
Variable lease expense	$ 1,101	1,224	$ 3,635	3,662
Fixed lease expense	57	34	149	102
Third Party
Operating lease expense:
Variable lease expense	222	197	639	590
Fixed lease expense	$ 346	$ 337	$ 1,040	$ 1,021