Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 168,008	$ 176,811	$ 499,685	$ 486,613
Other comprehensive income (loss):
Foreign currency translation adjustment	(24,631)	24,242	(703)	(22,460)
Other comprehensive income (loss) before tax	(24,631)	24,242	(703)	(22,460)
Income tax expense (benefit) related to items of other comprehensive income (loss)	(926)	6,685	(95)	5,809
Total other comprehensive income (loss), net of tax	(23,705)	17,557	(608)	(28,269)
Comprehensive income	144,303	194,368	499,077	458,344
Less: Comprehensive income (loss) attributable to noncontrolling interests	1,019	(6,003)	(1,732)	(14,176)
Comprehensive income attributable to UHS	$ 143,284	$ 200,371	$ 500,809	$ 472,520