Business Segments Reconciliation of Segment Information to Consolidated Amounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting [Abstract]
Income (loss) from construction operations	$ (204,764)	$ 226,804	$ 262,344
Other income (expense)	6,732	2,004	(11,853)
Interest expense	(69,638)	(69,026)	(76,212)
Income (loss) before income taxes	$ (267,670)	$ 159,782	$ 174,279