Consolidated Statement of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Product Information [Line Items]
Revenue	$ 4,099,778	$ 4,108,661	$ 4,143,143
Costs of revenue	(3,007,971)	(2,954,059)	(2,820,068)
Gains on divestitures, net	12,543	10,923	28,573
Gross profits	1,091,807	1,154,602	1,323,075
Corporate general and administrative expenses	(157,368)	(237,248)	(157,568)
Gains on divestitures and impairment charges, net	9,816	9,962	25,169
Operating income	944,255	927,316	1,190,676
Interest expense	(239,447)	(172,109)	(150,610)
Losses on early extinguishment of debt, net	(1,114)	(1,225)	(5,226)
Other income, net	4,912	1,646	10,660
Income from continuing operations before income taxes	708,606	755,628	1,045,500
Provision for income taxes	(170,945)	(189,594)	(242,248)
Net income	537,661	566,034	803,252
Net income attributable to noncontrolling interests	(344)	(696)	(313)
Net income attributable to common stockholders	$ 537,317	$ 565,338	$ 802,939
Basic earnings per share:
Net income attributable to common stockholders, basic	$ 3.57	$ 3.58	$ 4.79
Basic weighted average number of shares	150,565	157,713	167,542
Diluted earnings per share:
Net income attributable to common stockholders, diluted	$ 3.53	$ 3.53	$ 4.72
Diluted weighted average number of shares	152,351	160,131	170,114
Product [Member]
Product Information [Line Items]
Revenue	$ 2,124,600	$ 2,136,593	$ 2,139,795
Costs of revenue	(1,075,041)	(1,041,287)	(1,007,261)
Service [Member]
Product Information [Line Items]
Revenue	1,683,417	1,707,099	1,730,860
Costs of revenue	(912,346)	(883,020)	(833,183)
Product and Service, Other [Member]
Product Information [Line Items]
Revenue	291,761	264,969	272,488
Costs of revenue	$ (1,020,584)	$ (1,029,752)	$ (979,624)