Consolidated Statement of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Product Information [Line Items]
Revenue	$ 1,001,859	$ 977,720	$ 3,043,982	$ 3,080,978
Costs of revenue	(748,176)	(746,764)	(2,239,737)	(2,206,464)
Gross profit	253,683	230,956	804,245	874,514
Corporate general and administrative expenses	(33,213)	(41,911)	(112,294)	(129,336)
Gains on divestitures and impairment charges, net	2,542	14,403	10,187	15,186
Operating income	223,012	203,448	702,138	760,364
Interest expense	(61,512)	(43,508)	(174,904)	(123,107)
Losses on early extinguishment of debt, net	0	0	(1,114)	(1,225)
Other income (expense), net	128	(1,514)	2,647	(2,489)
Income before income taxes	161,628	158,426	528,767	633,543
(Provision for) benefit from income taxes	(39,585)	(37,521)	(129,543)	(159,925)
Net income	122,043	120,905	399,224	473,618
Net income attributable to noncontrolling interests	(72)	(55)	(302)	(585)
Net income attributable to common stockholders	$ 121,971	$ 120,850	$ 398,922	$ 473,033
Basic earnings per share:
Net income attributable to common stockholders, basic	$ 0.81	$ 0.77	$ 2.63	$ 2.98
Basic weighted average number of shares	150,630	156,781	151,654	158,921
Diluted earnings per share:
Net income attributable to common stockholders, diluted	$ 0.80	$ 0.76	$ 2.60	$ 2.93
Diluted weighted average number of shares	152,289	159,100	153,554	161,398
Dividends declared per share	$ 290	$ 0.25
Product [Member]
Product Information [Line Items]
Revenue	$ 520,651	$ 508,746	$ 1,568,750	$ 1,600,109
Costs of revenue	(263,251)	(256,700)	(795,152)	(779,230)
Service [Member]
Product Information [Line Items]
Revenue	407,471	403,725	1,256,919	1,278,841
Costs of revenue	(225,673)	(222,636)	(686,705)	(659,978)
Product and Service, Other [Member]
Product Information [Line Items]
Revenue	73,737	65,249	218,313	202,028
Costs of revenue	$ (259,252)	$ (267,428)	$ (757,880)	$ (767,256)