CASH FLOW DISCLOSURES AND NON CASH INVESTING AND FINANCING ACTIVITIES (Reconciliation of Cash) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2018
Supplemental Cash Flow Elements [Abstract]
Cash and cash equivalents	$ 13,139	$ 27,012	$ 31,621
Escrowed cash	7,124	9,973	10,540
Total cash, cash equivalents, and restricted cash shown in the consolidated statements of cash flows	$ 20,263	$ 36,985	$ 42,161	$ 40,783