JOINT VENTURE - Results of Operations and Financial Position (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
Condensed statements of operations information:
Operating expenses	$ 468	$ 948	$ 776	$ 1,428
Net loss	(17,540)	(13,669)	(43,797)	(31,852)
Condensed balance sheet information:
Current assets	14,359		14,359			$ 14,144
TOTAL ASSETS	299,822		299,822			317,687
Current liabilities	81,684		81,684			126,019
Total stockholders' equity	134,818	135,017	134,818	135,017	$ 146,313	117,754	$ 121,008	$ 123,179
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	299,822		299,822			317,687
Nautilus Joint Venture
Condensed statements of operations information:
Revenue	32,717		41,823
Operating expenses	27,889	2,169	40,026	3,745
Net loss	4,828	$ (2,169)	1,797	$ (3,745)
Condensed balance sheet information:
Current assets	21,380		21,380			28,986
Noncurrent assets	193,869		193,869			154,552
TOTAL ASSETS	215,249		215,249			183,538
Current liabilities	17,408		17,408			12,864
Noncurrent liabilities	27,658		27,658
Total stockholders' equity	170,183		170,183			170,674
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 215,249		$ 215,249			$ 183,538