Segment Financial Information (Tables)

12 Months Ended

Dec. 31, 2011

Segment Reporting [Abstract]

Segment Financial Information

ost of which were generated by UnitedHealthcare Medicare & Retirement and included in the UnitedHealthcare segment.

Prior period reportable segment financial information has been recast to conform to the 2011 presentation as discussed in Note 2 of Notes to the Consolidated Financial Statements. Corporate and intersegment eliminations are presented to reconcile the reportable segment results to the consolidated results. The following table presents reportable segment financial information:

			Optum
(in millions)	UnitedHealthcare		OptumHealth		OptumInsight		OptumRx		Total Optum		Corporate and Intersegment Eliminations			Consolidated
2011
Revenues - external customers:
Premiums	$	90,487	$	1,496	$	—	$	—	$	1,496	$	—		$	91,983
Services	4,291		628		1,616		78		2,322		—			6,613
Products	—		24		96		2,492		2,612		—			2,612
Total revenues - external customers	94,778		2,148		1,712		2,570		6,430		—			101,208
Total revenues - intersegment	—		4,461		958		16,708		22,127		(22,127		)	—
Investment and other income	558		95		1		—		96		—			654
Total revenues	$	95,336	$	6,704	$	2,671	$	19,278	$	28,653	$	(22,127	)	$	101,862
Earnings from operations	$	7,203	$	423	$	381	$	457	$	1,261	$	—		$	8,464
Interest expense	—		—		—		—		—		(505		)	(505		)
Earnings before income taxes	$	7,203	$	423	$	381	$	457	$	1,261	$	(505	)	$	7,959
Total Assets	$	52,618	$	6,756	$	5,308	$	3,503	$	15,567	$	(296	)	$	67,889
Purchases of property, equipment and capitalized software	$	635	$	168	$	175	$	89	$	432	$	—		$	1,067
Depreciation and amortization	$	680	$	154	$	195	$	95	$	444	$	—		$	1,124
2010
Revenues - external customers:
Premiums	$	84,158	$	1,247	$	—	$	—	$	1,247	$	—		$	85,405
Services	4,021		331		1,403		64		1,798		—			5,819
Products	—		19		93		2,210		2,322		—			2,322
Total revenues - external customers	88,179		1,597		1,496		2,274		5,367		—			93,546
Total revenues - intersegment	—		2,912		845		14,449		18,206		(18,206		)	—
Investment and other income	551		56		1		1		58		—			609
Total revenues	$	88,730	$	4,565	$	2,342	$	16,724	$	23,631	$	(18,206	)	$	94,155
Earnings from operations	$	6,740	$	511	$	84	$	529	$	1,124	$	—		$	7,864
Interest expense	—		—		—		—		—		(481		)	(481		)
Earnings before income taxes	$	6,740	$	511	$	84	$	529	$	1,124	$	(481	)	$	7,383
Total Assets	$	50,913	$	3,897	$	5,435	$	3,087	$	12,419	$	(269	)	$	63,063
Purchases of property, equipment and capitalized software	$	525	$	117	$	156	$	80	$	353	$	—		$	878
Depreciation and amortization	$	725	$	100	$	159	$	80	$	339	$	—		$	1,064
Goodwill impairment	$	—	$	—	$	172	$	—	$	172	$	—		$	172

			Optum
(in millions)	UnitedHealthcare		OptumHealth		OptumInsight		OptumRx		Total Optum		Corporate and Intersegment Eliminations			Consolidated
2009
Revenues - external customers:
Premiums	$	78,251	$	1,064	$	—	$	—	$	1,064	$	—		$	79,315
Services	3,941		274		1,042		49		1,365		—			5,306
Products	—		16		90		1,819		1,925		—			1,925
Total revenues - external customers	82,192		1,354		1,132		1,868		4,354		—			86,546
Total revenues - intersegment	—		2,805		691		12,532		16,028		(16,028		)	—
Investment and other income	538		53		—		1		54		—			592
Total revenues	$	82,730	$	4,212	$	1,823	$	14,401	$	20,436	$	(16,028	)	$	87,138
Earnings from operations	$	4,833	$	599	$	246	$	681	$	1,526	$	—		$	6,359
Interest expense	—		—		—		—		—		(551		)	(551		)
Earnings before income taxes	$	4,833	$	599	$	246	$	681	$	1,526	$	(551	)	$	5,808
Total Assets	$	49,920	$	3,190	$	2,775	$	3,092	$	9,057	$	68		$	59,045
Purchases of property, equipment and capitalized software	$	482	$	71	$	129	$	57	$	257	$	—		$	739
Depreciation and amortization	$	679	$	105	$	128	$	79	$	312	$	—		$	991