Condensed Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net earnings	$ 1,099	$ 1,240
Other comprehensive income (loss):
Gross unrealized holding gains (losses) on investment securities during the period	166	(48)
Income tax effect	(61)	16
Total unrealized gains (losses), net of tax	105	(32)
Gross reclassification adjustment for net realized gains included in net earnings	(46)	(57)
Income tax effect	17	21
Total reclassification adjustment, net of tax	(29)	(36)
Total foreign currency translation gains	259	18
Other comprehensive income (loss)	335	(50)
Comprehensive income	1,434	1,190
Comprehensive income attributable to noncontrolling interests	0	(48)
Comprehensive income attributable to UnitedHealth Group common shareholders	$ 1,434	$ 1,142