BUSINESS AND SEGMENT REPORTING (Reconciliation of Income/(Loss) from Vessel Operations to Loss Before Reorganization) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Total adjusted income/(loss) from vessel operations of all segments	$ 180,237	$ 91,027	$ 366,440	$ 94,376
General and administrative expenses	(11,522)	(10,847)	(22,768)	(21,013)
Third-party debt modification fees	(13)	(900)	(420)	(1,087)
Gain/(loss) on disposal of vessels and other assets, including impairments	(26)	8,102	10,722	9,478
Consolidated loss from vessel operations	168,676	87,382	353,974	81,754
Equity in income/(loss) of affiliated companies		(5,162)	0	435
Other income/(expense)	3,381	(574)	7,662	(800)
Interest expense	(17,914)	(12,558)	(34,861)	(25,298)
Income before income taxes	154,143	69,088	326,775	56,091
Vessel Operations [Member]
Total adjusted income/(loss) from vessel operations of all segments	180,237	91,027	366,440	94,376
General and administrative expenses	(11,522)	(10,847)	(22,768)	(21,013)
Third-party debt modification fees	(13)	(900)	(420)	(1,087)
Gain/(loss) on disposal of vessels and other assets, including impairments	(26)	8,102	10,722	9,478
Consolidated loss from vessel operations	168,676	87,382	353,974	81,754
Equity in income/(loss) of affiliated companies		(5,162)	0	435
Other income/(expense)	3,381	(574)	7,662	(800)
Interest expense	(17,914)	(12,558)	(34,861)	(25,298)
Income before income taxes	$ 154,143	$ 69,088	$ 326,775	$ 56,091