Consolidated Statement of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Product Information [Line Items]
Revenue	$ 977,720	$ 1,034,372	$ 3,080,978	$ 3,099,888
Costs of revenue	(746,764)	(696,369)	(2,206,464)	(2,106,118)
Gross profit	230,956	338,003	874,514	993,770
Corporate general and administrative expenses	(41,911)	(41,461)	(129,336)	(116,779)
Gains on divestitures and impairment charges, net	14,403	7,804	15,186	15,232
Operating income	203,448	304,346	760,364	892,223
Interest expense	(43,508)	(38,618)	(123,107)	(111,865)
Losses on early extinguishment of debt, net	0	0	(1,225)	(5,226)
Other income (expense), net	(1,514)	8,218	(2,489)	9,214
Income before income taxes	158,426	273,946	633,543	784,346
(Provision for) benefit from income taxes	(37,521)	(64,003)	(159,925)	(187,659)
Net income	120,905	209,943	473,618	596,687
Net income attributable to noncontrolling interests	(55)	(88)	(585)	(248)
Net income attributable to common stockholders	$ 120,850	$ 209,855	$ 473,033	$ 596,439
Basic earnings per share:
Net income attributable to common stockholders, basic	$ 0.77	$ 1.25	$ 2.98	$ 3.54
Basic weighted average number of shares	156,781	167,417	158,921	168,586
Diluted earnings per share:
Net income attributable to common stockholders, diluted	$ 0.76	$ 1.23	$ 2.93	$ 3.49
Diluted weighted average number of shares	159,100	170,005	161,398	171,057
Dividends declared per share	$ 250
Product [Member]
Product Information [Line Items]
Revenue	$ 508,746	$ 532,722	$ 1,600,109	$ 1,607,090
Costs of revenue	(256,700)	(248,957)	(779,230)	(748,716)
Service [Member]
Product Information [Line Items]
Revenue	403,725	432,458	1,278,841	1,287,934
Costs of revenue	(222,636)	(210,344)	(659,978)	(615,700)
Product and Service, Other [Member]
Product Information [Line Items]
Revenue	65,249	69,192	202,028	204,864
Costs of revenue	$ (267,428)	$ (237,068)	$ (767,256)	$ (741,702)