CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Shares	Additional Paid-in Capital	Accumulated Earnings (Deficit)
Beginning balance (in shares) at Dec. 31, 2020		232,415
Beginning balance at Dec. 31, 2020	$ 1,266,773	$ 116,206	$ 1,095,384	$ 55,183
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation (in shares)		(4)
Stock-based compensation	1,690		1,690
Stock issuance costs	(30)		(30)
Net income (loss)	(134,125)			(134,125)
Payment of preferred dividends	(4,315)			(4,315)
Ending balance (in shares) at Mar. 31, 2021		232,411
Ending balance at Mar. 31, 2021	1,129,993	$ 116,206	1,097,044	(83,257)
Beginning balance (in shares) at Dec. 31, 2020		232,415
Beginning balance at Dec. 31, 2020	1,266,773	$ 116,206	1,095,384	55,183
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(313,820)
Ending balance (in shares) at Jun. 30, 2021		232,850
Ending balance at Jun. 30, 2021	947,410	$ 116,425	1,098,300	(267,315)
Beginning balance (in shares) at Mar. 31, 2021		232,411
Beginning balance at Mar. 31, 2021	1,129,993	$ 116,206	1,097,044	(83,257)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation (in shares)		(472)
Stock-based compensation	1,799	$ 235	1,564
Income tax withholdings on equity awards (in shares)		(33)
Income tax withholdings on equity awards	(198)	$ (16)	(182)
Stock issuance costs	(126)		(126)
Net income (loss)	(179,695)			(179,695)
Payment of preferred dividends	(4,363)			(4,363)
Ending balance (in shares) at Jun. 30, 2021		232,850
Ending balance at Jun. 30, 2021	947,410	$ 116,425	1,098,300	(267,315)
Beginning balance (in shares) at Dec. 31, 2021		232,925
Beginning balance at Dec. 31, 2021	1,012,779	$ 116,462	1,100,359	(204,042)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation (in shares)		(5)
Stock-based compensation	1,477	$ (2)	1,479
Net income (loss)	(111,424)			(111,424)
Payment of preferred dividends	(4,315)			(4,315)
Ending balance (in shares) at Mar. 31, 2022		232,920
Ending balance at Mar. 31, 2022	898,517	$ 116,460	1,101,838	(319,781)
Beginning balance (in shares) at Dec. 31, 2021		232,925
Beginning balance at Dec. 31, 2021	1,012,779	$ 116,462	1,100,359	(204,042)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	265,467
Ending balance (in shares) at Jun. 30, 2022		233,159
Ending balance at Jun. 30, 2022	1,271,279	$ 116,579	1,101,953	52,747
Beginning balance (in shares) at Mar. 31, 2022		232,920
Beginning balance at Mar. 31, 2022	898,517	$ 116,460	1,101,838	(319,781)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation (in shares)		(239)
Stock-based compensation	234	$ 119	115
Net income (loss)	376,891			376,891
Payment of preferred dividends	(4,363)			(4,363)
Ending balance (in shares) at Jun. 30, 2022		233,159
Ending balance at Jun. 30, 2022	$ 1,271,279	$ 116,579	$ 1,101,953	$ 52,747