LEASES - ROU Asset and Lease Liability Balances (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Leases [Abstract]
ROU asset	$ 10,393	$ 10,733
Current lease liability	1,477	1,741
Long-term lease liability	9,944	10,066
Total lease liability	$ 11,421	$ 11,807