Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net income	$ 151,852	$ 129,935
Other comprehensive income (loss):
Unrealized derivative gains on cash flow hedges	3,745	4,535
Amortization of terminated hedge	(84)	(84)
Other comprehensive income before tax	3,661	4,451
Income tax expense related to items of other comprehensive income	1,354	1,678
Total other comprehensive income, net of tax	2,307	2,773
Comprehensive income	154,159	132,708
Less: Comprehensive income attributable to noncontrolling interests	13,774	10,151
Comprehensive income attributable to UHS	$ 140,385	$ 122,557