Consolidated Statements of Changes in Shareholders Equity (USD $) In Millions	Total	Preferred stock	Common stock	Restricted stock units and employee stock options	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss	Stock held in treasury, at cost
Balance at Dec. 31, 2009		$ 6,957	$ 8	$ 6,245	$ 39,770	$ 50,252	$ (362)	$ (32,156)
Issuance and amortization of restricted stock units and employee stock options				4,137
Delivery of common stock underlying restricted stock units				(2,521)
Forfeiture of restricted stock units and employee stock options				(149)
Exercise of employee stock options				(6)
Delivery of common stock underlying share-based awards					3,067
Cancellation of restricted stock units in satisfaction of withholding tax requirements					(972)
Excess net tax benefit/(provision) related to share-based awards					239
Cash settlement of share-based compensation					(1)
Net earnings	8,354					8,354
Dividends and dividend equivalents declared on common stock and restricted stock units						(802)
Dividends on preferred stock						(641)
Other comprehensive income/(loss)	76						76
Repurchased								(4,185)
Reissued								46
Balance at Dec. 31, 2010	77,356	6,957	8	7,706	42,103	57,163	(286)	(36,295)
Issued					103
Repurchased		(3,857)
Issuance and amortization of restricted stock units and employee stock options				2,863
Delivery of common stock underlying restricted stock units				(4,791)
Forfeiture of restricted stock units and employee stock options				(93)
Exercise of employee stock options				(4)
Delivery of common stock underlying share-based awards					5,160
Cancellation of restricted stock units in satisfaction of withholding tax requirements					(1,911)
Excess net tax benefit/(provision) related to share-based awards					138
Cash settlement of share-based compensation					(40)
Net earnings	4,442					4,442
Dividends and dividend equivalents declared on common stock and restricted stock units						(769)
Dividends on preferred stock						(2,002)
Other comprehensive income/(loss)	(230)						(230)
Repurchased								(6,051)
Reissued								65
Balance at Dec. 31, 2011	70,379	3,100	8	5,681	45,553	58,834	(516)	(42,281)
Issued		3,100	0		0
Repurchased		0
Issuance and amortization of restricted stock units and employee stock options				1,368
Delivery of common stock underlying restricted stock units				(3,659)
Forfeiture of restricted stock units and employee stock options				(90)
Exercise of employee stock options				(2)
Delivery of common stock underlying share-based awards					3,939
Cancellation of restricted stock units in satisfaction of withholding tax requirements					(1,437)
Preferred stock issuance costs					(13)
Excess net tax benefit/(provision) related to share-based awards					(11)
Cash settlement of share-based compensation					(1)
Net earnings	7,475					7,475
Dividends and dividend equivalents declared on common stock and restricted stock units						(903)
Dividends on preferred stock						(183)
Other comprehensive income/(loss)	323						323
Repurchased								(4,646)
Reissued								77
Balance at Dec. 31, 2012	$ 75,716	$ 6,200	$ 8	$ 3,298	$ 48,030	$ 65,223	$ (193)	$ (46,850)