CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Shares	Capital in Excess of Par Value	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Accumulated Loss)	Treasury Shares	Non-controlling Interest	Total
Beginning Balance at Dec. 31, 2022	$ 525	$ 3,536,373	$ (11,038)	$ (1,841,153)	$ (1,315,751)	$ 167,835	$ 536,791
Beginning Balance (in shares) at Dec. 31, 2022	10,505
Increase (Decrease) in Equity
Net income (loss)				49,224		11,836	61,060
Other comprehensive income (loss), net of tax			98				98
Deemed dividends to SPAC public shareholders				(5,137)			(5,137)
Share-based compensation	$ 8	3,972					3,980
Share-based compensation (in shares)	172
Vesting of restricted stock awards, net of shares withheld for employee taxes	$ (2)	(7,071)					(7,073)
Vesting of restricted stock awards, net of shares withheld for employee taxes (in shares)	(47)
Accrued distribution on redeemable noncontrolling interest in subsidiary				(7,354)			(7,354)
Other		(34)		51			17
Ending Balance at Mar. 31, 2023	$ 531	3,533,240	(10,940)	(1,804,369)	(1,315,751)	179,671	582,382
Ending Balance (in shares) at Mar. 31, 2023	10,630
Beginning Balance at Dec. 31, 2023	$ 527	3,538,896	(10,832)	(1,886,226)	(1,315,751)	215,396	542,010
Beginning Balance (in shares) at Dec. 31, 2023	10,556
Increase (Decrease) in Equity
Net income (loss)				(34,333)		25,331	(9,002)
Other comprehensive income (loss), net of tax			(93)				(93)
Noncontrolling interest contributions (distributions)						(4,242)	(4,242)
Share-based compensation	$ 9	4,155					4,164
Share-based compensation (in shares)	178
Accrued distribution on redeemable noncontrolling interest in subsidiary				(7,283)			(7,283)
Other	$ (1)	(2,642)		(88)			(2,731)
Other (in shares)	(32)
Ending Balance at Mar. 31, 2024	$ 535	$ 3,540,409	$ (10,925)	$ (1,927,930)	$ (1,315,751)	$ 236,485	$ 522,823
Ending Balance (in shares) at Mar. 31, 2024	10,702