BUSINESS AND SEGMENT REPORTING (Reconciliation of Assets of Segments to Consolidated Amounts) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Segment Reporting Information [Line Items]
Adjusted total assets	$ 1,624,925		$ 1,748,545
Cash and cash equivalents	93,298	$ 89,671	79,537
Restricted cash	17,029	60,572	57,618
Other unallocated amounts	5,476		5,370
Total assets	$ 1,740,728	$ 1,753,501	1,891,070
Other Segments [Member]
Segment Reporting Information [Line Items]
Adjusted total assets			$ 114,983