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)				53,835		23,456	77,291
Other comprehensive income (loss), net of tax			748				748
Share-based compensation	$ 8	8,313					8,321
Share-based compensation (in shares)	179
Deemed dividends to SPAC public shareholders				(7,357)			(7,357)
Noncontrolling interest contributions (distributions)						(2,269)	(2,269)
Accrued distribution on redeemable noncontrolling interest in subsidiary				(14,790)			(14,790)
Other	$ (2)	(7,112)		51			(7,063)
Other (in shares)	(49)
Ending Balance at Jun. 30, 2023	$ 531	3,537,574	(10,290)	(1,809,414)	(1,315,751)	189,022	591,672
Ending Balance (in shares) at Jun. 30, 2023	10,635
Beginning Balance at Mar. 31, 2023	$ 531	3,533,240	(10,940)	(1,804,369)	(1,315,751)	179,671	582,382
Beginning Balance (in shares) at Mar. 31, 2023	10,630
Increase (Decrease) in Equity
Net income (loss)				4,611		11,620	16,231
Other comprehensive income (loss), net of tax			650				650
Share-based compensation		4,341					4,341
Share-based compensation (in shares)	7
Deemed dividends to SPAC public shareholders				(2,220)			(2,220)
Noncontrolling interest contributions (distributions)						(2,269)	(2,269)
Accrued distribution on redeemable noncontrolling interest in subsidiary				(7,436)			(7,436)
Other		(7)					(7)
Other (in shares)	(2)
Ending Balance at Jun. 30, 2023	$ 531	3,537,574	(10,290)	(1,809,414)	(1,315,751)	189,022	591,672
Ending Balance (in shares) at Jun. 30, 2023	10,635
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)				(66,588)		44,557	(22,031)
Other comprehensive income (loss), net of tax			(100)				(100)
Share-based compensation	$ 9	7,732					7,741
Share-based compensation (in shares)	187
Noncontrolling interest contributions (distributions)						(8,724)	(8,724)
Accrued distribution on redeemable noncontrolling interest in subsidiary				(14,566)			(14,566)
Other	$ (1)	(2,642)		(87)			(2,730)
Other (in shares)	(32)
Ending Balance at Jun. 30, 2024	$ 535	3,543,986	(10,932)	(1,967,467)	(1,315,751)	251,229	501,600
Ending Balance (in shares) at Jun. 30, 2024	10,711
Beginning Balance at Mar. 31, 2024	$ 535	3,540,409	(10,925)	(1,927,930)	(1,315,751)	236,485	522,823
Beginning Balance (in shares) at Mar. 31, 2024	10,702
Increase (Decrease) in Equity
Net income (loss)				(32,255)		19,226	(13,029)
Other comprehensive income (loss), net of tax			(7)				(7)
Share-based compensation		3,577					3,577
Share-based compensation (in shares)	9
Noncontrolling interest contributions (distributions)						(4,482)	(4,482)
Accrued distribution on redeemable noncontrolling interest in subsidiary				(7,283)			(7,283)
Other				1			1
Ending Balance at Jun. 30, 2024	$ 535	$ 3,543,986	$ (10,932)	$ (1,967,467)	$ (1,315,751)	$ 251,229	$ 501,600
Ending Balance (in shares) at Jun. 30, 2024	10,711