CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Millions	Total	Preferred Stock	Preferred stock additional capital paid-in	Common stock	Additional capital paid-in	Retained income	Deferred ESOP expense	Treasury stock	Accumulated other comprehensive income
Balance, beginning of period at Dec. 31, 2013			$ 780		$ 3,143	$ 35,580	$ (31)	$ (19,047)	$ 1,046
Increase (decrease) in equity
Preferred stock issuance			966
Forward contract on accelerated share repurchase agreement					(113)
Equity incentive plans activity					29
Net income	$ 2,026					2,026
Dividends on common stock						(367)
Dividends on preferred stock						(75)
Payments							0
Shares acquired								(2,054)
Shares reissued under equity incentive plans, net								245
Change in unrealized net capital gains and losses	181								181
Change in unrealized foreign currency translation adjustments	(20)								(20)
Change in unrecognized pension and other postretirement benefit cost	31								31
Balance, end of period at Sep. 30, 2014	$ 22,329		1,746	$ 9	3,059	37,164	(31)	(20,856)	1,238
Preferred stock, par value (in dollars per share)		$ 0
Preferred stock, par value (in dollars per share)	$ 1
Balance, beginning of period at Dec. 31, 2014			1,746		3,199	37,842	(23)	(21,030)	561
Increase (decrease) in equity
Preferred stock issuance			0
Forward contract on accelerated share repurchase agreement					0
Equity incentive plans activity					25
Net income	$ 1,682					1,682
Dividends on common stock						(369)
Dividends on preferred stock						(87)
Payments							0
Shares acquired								(2,230)
Shares reissued under equity incentive plans, net								202
Change in unrealized net capital gains and losses	(1,047)								(1,047)
Change in unrealized foreign currency translation adjustments	(50)								(50)
Change in unrecognized pension and other postretirement benefit cost	74								74
Balance, end of period at Sep. 30, 2015	$ 20,504		$ 1,746	$ 9	$ 3,224	$ 39,068	$ (23)	$ (23,058)	$ (462)
Preferred stock, par value (in dollars per share)	$ 1	$ 0