CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) shares in Thousands, $ in Thousands	Preferred Stock Mandatory Convertible Preferred Shares	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Capital in Excess of Par Cumulative effect period of adoption adjustment	Capital in Excess of Par Cumulative Effect, Period of Adoption, Adjusted Balance	Capital in Excess of Par	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Accumulated Loss) Cumulative effect period of adoption adjustment	Retained Earnings (Accumulated Loss) Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings (Accumulated Loss)	Treasury Shares Cumulative Effect, Period of Adoption, Adjusted Balance	Treasury Shares	Non-controlling Interest Cumulative Effect, Period of Adoption, Adjusted Balance	Non-controlling Interest	Cumulative effect period of adoption adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Total
Beginning Balance at Dec. 31, 2020	$ 5		$ 419			$ 3,423,935		$ (11,124)			$ (946,100)		$ (1,315,751)		$ 105,424			$ 1,256,808
Beginning Balance (in shares) at Dec. 31, 2020	4,870		8,383
Increase (Decrease) in Equity
Net income (loss)											(455,595)				21,168			(434,427)
PSU distribution equivalent rights											(75)							(75)
Dividends declared to preferred shareholders											(3,653)							(3,653)
Issuance of warrants on common shares											(2,719)							(2,719)
Other comprehensive income (loss), net of tax								252										252
Share issuance			$ 7			12,865												12,872
Share issuance (in shares)			148
Share-based compensation						15,205												15,205
Conversion of preferred shares	$ (5)
Conversion of preferred shares (in shares)	(4,870)
Conversion of preferred shares			$ 34			(34)												(5)
Conversion of preferred shares (in shares)			668
Noncontrolling interest contributions (distributions)															(1,790)			(1,790)
Accrued distribution on redeemable noncontrolling interest in subsidiary											(7,088)							(7,088)
Other			$ 6			(1,563)												(1,557)
Other (in shares)			132
Ending Balance at Sep. 30, 2021	$ 0		$ 466			3,450,408		(10,872)			(1,415,230)		(1,315,751)		124,802			833,823
Ending Balance (in shares) at Sep. 30, 2021	0		9,331
Beginning Balance at Jun. 30, 2021			$ 459			3,433,144		(8,624)			(1,290,309)		(1,315,751)		118,024			936,943
Beginning Balance (in shares) at Jun. 30, 2021			9,181
Increase (Decrease) in Equity
Net income (loss)											(122,500)				6,778			(115,722)
PSU distribution equivalent rights											(65)							(65)
Other comprehensive income (loss), net of tax								(2,248)										(2,248)
Share issuance			$ 7			12,865												12,872
Share issuance (in shares)			148
Share-based compensation						4,465												4,465
Accrued distribution on redeemable noncontrolling interest in subsidiary											(2,356)							(2,356)
Other						(66)												(66)
Other (in shares)			2
Ending Balance at Sep. 30, 2021	$ 0		$ 466			3,450,408		(10,872)			(1,415,230)		(1,315,751)		124,802			833,823
Ending Balance (in shares) at Sep. 30, 2021	0		9,331
Beginning Balance (ASU 2020-06) at Dec. 31, 2021				$ (81,881)					$ 60,701							$ (21,180)
Beginning Balance at Dec. 31, 2021		$ 466	$ 466		$ 3,372,682	3,454,563	$ (10,634)	(10,634)		$ (1,477,287)	(1,537,988)	$ (1,315,751)	(1,315,751)	$ 128,282	128,282		$ 697,758	718,938
Beginning Balance (in shares) at Dec. 31, 2021		9,295	9,295
Increase (Decrease) in Equity
Net income (loss)											(281,196)				32,132			(249,064)
Warrant Exercise, net of tax			$ 52			152,451												152,503
Warrant Exercise, net of tax (in shares)			1,051
Other comprehensive income (loss), net of tax								(933)										(933)
Share-based compensation						11,854												11,854
Noncontrolling interest contributions (distributions)															(3,490)			(3,490)
Accrued distribution on redeemable noncontrolling interest in subsidiary											(7,720)							(7,720)
Other			$ 7			(4,612)					(138)							(4,743)
Other (in shares)			161
Ending Balance at Sep. 30, 2022			$ 525			3,532,375		(11,567)			(1,766,341)		(1,315,751)		156,924			596,165
Ending Balance (in shares) at Sep. 30, 2022			10,507
Beginning Balance at Jun. 30, 2022			$ 525			3,528,440		(9,956)			(1,750,058)		(1,315,751)		147,602			600,802
Beginning Balance (in shares) at Jun. 30, 2022			10,509
Increase (Decrease) in Equity
Net income (loss)											(13,783)				9,322			(4,461)
Other comprehensive income (loss), net of tax								(1,611)										(1,611)
Share-based compensation						4,024												4,024
Accrued distribution on redeemable noncontrolling interest in subsidiary											(2,601)							(2,601)
Other						(89)					101							12
Other (in shares)			(2)
Ending Balance at Sep. 30, 2022			$ 525			$ 3,532,375		$ (11,567)			$ (1,766,341)		$ (1,315,751)		$ 156,924			$ 596,165
Ending Balance (in shares) at Sep. 30, 2022			10,507