SUMMARY OF COMPONENTS OF LEASE EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Leases
Operating lease costs included within operating costs and expenses	$ 385	$ 531	$ 1,172	$ 1,635
Amortization of right-of-use assets	163	175	491	524
Interest on lease liabilities	24	36	80	118
Total	$ 187	$ 211	$ 571	$ 642