Earnings Per Share Data ("EPS") and Stock Based Compensation (Tables)

3 Months Ended

Mar. 31, 2019

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Computation of Basic and Diluted Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share for the periods indicated (in thousands, except per share data): 

	Three months ended March 31,
	2019			2018
Basic and Diluted:
Net income attributable to UHS	$	234,168		$	223,832
Less: Net income attributable to unvested restricted share    grants		(515	)		(104	)
Net income attributable to UHS – basic and diluted	$	233,653		$	223,728
Weighted average number of common shares - basic		90,776			94,226
Net effect of dilutive stock options and grants based on the    treasury stock method		191			457
Weighted average number of common shares and    equivalents - diluted		90,967			94,683
Earnings per basic share attributable to UHS:	$	2.57		$	2.37
Earnings per diluted share attributable to UHS:	$	2.57		$	2.36