Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Document Period End Date			Jun. 30, 2023
Revenue	$ 597,910	$ 524,031	$ 1,134,897	$ 970,190
Cost of services and products	496,830	447,990	956,252	848,669
Gross margin	101,080	76,041	178,645	121,521
Selling, general and administrative expense	51,881	53,191	102,696	99,710
Income (loss) from operations	49,199	22,850	75,949	21,811
Interest income	4,154	767	8,620	1,563
Interest expense	(9,517)	(9,619)	(18,800)	(19,062)
Equity in income (losses) of unconsolidated affiliates	479	318	1,118	612
Other income (expense), net	(5,846)	583	(5,768)	1,027
Income (loss) before income taxes	38,469	14,899	61,119	5,951
Provision (benefit) for income taxes	19,467	$ 11,179	38,057	21,441
Net Income (Loss)	$ 19,002		$ 23,062	$ (15,490)
Weighted-average shares outstanding
Basic (in shares)	100,776	100,256	100,610	100,110
Diluted (in shares)	102,004	101,430	102,017	100,110
Earnings (loss) per share
Basic (in dollars per share)	$ 0.19	$ 0.04	$ 0.23	$ (0.15)
Diluted (in dollars per share)	$ 0.19	$ 0.04	$ 0.23	$ (0.15)