LONG-TERM DEBT AND OTHER LONG-TERM LIABILITIES (Other Long-Term Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Long-term debt and other long-term liabilites [Abstract]
ARO liability	$ 23,440	$ 25,688	$ 23,356
Workers' Compensation Liability	8,344	7,925	$ 10,164
Contract liability	200	1,788
Separation benefit plans	1,110	2,022
Gas balancing liability	4,257	1,090
Other liabilities	37,351	38,513
Current portion of other long-term liabilities	3,989	5,574
Other long-term liabilities	$ 33,362	$ 32,939