CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Shipping Revenues:
Shipping revenues	$ 951,613	$ 1,071,775	$ 864,665
Operating Expenses:
Voyage expenses	18,510	16,256	10,955
Vessel expenses	275,661	259,539	240,674
Charter hire expenses	29,839	39,404	32,132
Depreciation and amortization	149,440	129,038	110,388
General and administrative	52,607	47,473	46,351
Other operating expenses	2,820
Third-party debt modification fees	168	568	1,158
(Gain)/loss on disposal of vessels and other assets, net	(32,657)	(35,934)	(19,647)
Total operating expenses	496,388	456,344	422,011
Income from vessel operations	455,225	615,431	442,654
Equity in income of affiliated companies			714
Operating income	455,225	615,431	443,368
Other income	10,118	10,652	2,332
Income before interest expense and income taxes	465,343	626,083	445,700
Interest expense	(49,703)	(65,759)	(57,721)
Income before income taxes	415,640	560,324	387,979
Income tax benefit/(provision)	1,084	(3,878)	(88)
Net income	416,724	556,446	387,891
Net income/(loss) attributable to the Company	$ 416,724	$ 556,446	$ 387,891
Weighted Average Number of Common Shares Outstanding:
Basic	49,270,496	48,978,452	49,381,459
Diluted	49,680,127	49,428,967	49,844,904
Per Share Amounts:
Basic net income per share	$ 8.45	$ 11.35	$ 7.85
Diluted net income per share	$ 8.38	$ 11.25	$ 7.77
International Crude Tankers Segment [Member]
Operating Expenses:
Vessel expenses	$ 130,107	$ 115,708	$ 98,844
Charter hire expenses	14,322	11,870	15,380
Depreciation and amortization	80,988	76,877	62,596
(Gain)/loss on disposal of vessels and other assets, net	8,704	(12)	1,091
Equity in income of affiliated companies			714
International Product Carriers Segment [Member]
Operating Expenses:
Vessel expenses	145,554	143,831	141,830
Charter hire expenses	15,517	27,534	16,752
Depreciation and amortization	68,452	52,160	47,706
(Gain)/loss on disposal of vessels and other assets, net	(41,361)	(35,922)	(20,738)
Pool Revenue Leases [Member]
Shipping Revenues:
Shipping revenues	749,164	905,808	774,922
Time and Bareboat Charter Leases [Member]
Shipping Revenues:
Shipping revenues	137,119	96,544	33,034
Voyage Charter Leases [Member]
Shipping Revenues:
Shipping revenues	$ 65,330	$ 69,423	$ 56,709