Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenues
Premiums and fees	$ 28,976	$ 26,187	$ 18,966
Net investment income	1,164	1,144	1,146
Mail order pharmacy revenues	1,827	1,623	1,447
Other revenues	200	121	244
Realized investment gains (losses):
Other-than-temporary impairments on fixed maturities, net	(11)	(11)	(26)
Other realized investment gains	224	55	88
Total realized investment gains	213	44	62
Total revenues	32,380	29,119	21,865
Benefits and Expenses
Global Health Care medical claims expense	15,867	14,228	9,125
Other benefit expenses	4,998	3,672	3,365
Mail order pharmacy cost of goods sold	1,509	1,328	1,203
GMIB fair value (gain) loss	0	(41)	234
Other operating expenses	7,830	7,455	6,062
Total benefits and expenses	30,204	26,642	19,989
Income before Income Taxes	2,176	2,477	1,876
Income taxes:
Current	501	719	398
Deferred	197	134	217
Total taxes	698	853	615
Net Income	1,478	1,624	1,261
Less: Net Income Attributable to Noncontrolling Interests	2	1	1
Shareholders' Net Income	$ 1,476	$ 1,623	$ 1,260
Shareholder's Net Income Per Share:
Basic	$ 5.28	$ 5.70	$ 4.65
Diluted	$ 5.18	$ 5.61	$ 4.59
Dividends Declared Per Share	$ 0.04	$ 0.04	$ 0.04