INTERIM CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenues	$ 522,666	$ 592,741
Costs and expenses
Cost of sales, excluding depreciation and amortization	461,338	416,095
Cost of sales depreciation and amortization	47,498	32,097
Selling, general and administrative expenses	33,951	22,198
Operating income (loss)	(20,121)	122,351
Other income (expenses)
Interest expense	(19,047)	(17,464)
Other income	3,234	8,246
Total other expenses, net	(15,813)	(9,218)
Income (loss) before income taxes	(35,934)	113,133
Income tax recovery (provision)	5,356	(24,236)
Net income (loss)	$ (30,578)	$ 88,897
Net income (loss) per common share
Basic	$ (0.46)	$ 1.35
Diluted	(0.46)	1.34
Dividends declared per common share	$ 0.0750	$ 0.0750