SUMMARY OF COMPONENTS OF LEASE EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Leases
Operating lease costs included within operating costs and expenses	$ 393	$ 548	$ 787	$ 1,104
Amortization of right-of-use assets	163	174	328	349
Interest on lease liabilities	26	39	56	82
Total	$ 189	$ 213	$ 384	$ 431