Condensed Consolidated Statement of Changes in Equity Statement - USD ($) shares in Thousands, $ in Millions	Total	Common Stock [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Unearned ESOP Shares [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]
Equity	$ 73,852
Stockholders' Equity Attributable to Parent		$ 36,930	$ (10,407)	$ 49,423	$ (49)	$ (3,734)
Noncontrolling interest							$ 1,689
Common Stock plans activity		253			6
Purchase of subsidiary shares from noncontrolling interest, net		0					0
Common Stock repurchased			(1,020)
Stockholders' Equity, Other			3	(2)
Net income	$ 1,785			1,785
Dividends on Common Stock				(2,215)
Dividends on ESOP Common Stock				(37)
Other comprehensive income (loss), net of tax						179
Net Income							89
Less: Redeemable noncontrolling interest net income							(3)
Dividends attributable to noncontrolling interest							(169)
Disposition of noncontrolling interest, net							0
Noncontrolling Interest, Increase from Capital Contributions							0
Shares of Common Stock issued under employee plans, net	1,276
Shares of Common Stock repurchased	12,642
Dividends declared per share of Common Stock	$ 1.495
Equity	$ 73,308
Stockholders' Equity Attributable to Parent		36,997	(10,780)	49,460	(46)	(3,921)
Noncontrolling interest							1,598
Common Stock plans activity		186			3
Purchase of subsidiary shares from noncontrolling interest, net		0					0
Common Stock repurchased			(645)
Stockholders' Equity, Other			1	(2)
Net income	$ 1,032			1,032
Dividends on Common Stock				(1,510)
Dividends on ESOP Common Stock				(26)
Other comprehensive income (loss), net of tax						366
Net Income							48
Less: Redeemable noncontrolling interest net income							(1)
Dividends attributable to noncontrolling interest							(39)
Disposition of noncontrolling interest, net							0
Noncontrolling Interest, Increase from Capital Contributions							0
Shares of Common Stock issued under employee plans, net	223
Shares of Common Stock repurchased	7,445
Dividends declared per share of Common Stock	$ 1.020
Equity	$ 72,721
Stockholders' Equity Attributable to Parent		37,183	(11,424)	48,954	(43)	(3,555)
Noncontrolling interest							1,606
Equity	74,664
Stockholders' Equity Attributable to Parent	73,068	37,483	(12,727)	50,265	(38)	(1,915)
Noncontrolling interest	1,596						1,596
Common Stock plans activity		203			5
Purchase of subsidiary shares from noncontrolling interest, net		(13)					(19)
Common Stock repurchased			(1,812)
Stockholders' Equity, Other			0	0
Net income	$ 2,388			2,388
Dividends on Common Stock				(2,342)
Dividends on ESOP Common Stock				(40)
Other comprehensive income (loss), net of tax						(1,016)
Net Income							57
Less: Redeemable noncontrolling interest net income							(3)
Dividends attributable to noncontrolling interest							(75)
Disposition of noncontrolling interest, net							(13)
Noncontrolling Interest, Increase from Capital Contributions							6
Shares of Common Stock issued under employee plans, net	2,280
Shares of Common Stock repurchased	19,046
Dividends declared per share of Common Stock	$ 1.610
Equity	$ 73,986
Stockholders' Equity Attributable to Parent		37,504	(13,483)	50,592	(36)	(2,115)
Noncontrolling interest							1,524
Common Stock plans activity		169			3
Purchase of subsidiary shares from noncontrolling interest, net		0					0
Common Stock repurchased			(1,056)
Stockholders' Equity, Other			0	(1)
Net income	$ 1,304			1,304
Dividends on Common Stock				(1,597)
Dividends on ESOP Common Stock				(27)
Other comprehensive income (loss), net of tax						(816)
Net Income							34
Less: Redeemable noncontrolling interest net income							(2)
Dividends attributable to noncontrolling interest							(11)
Disposition of noncontrolling interest, net							(2)
Noncontrolling Interest, Increase from Capital Contributions							6
Shares of Common Stock issued under employee plans, net	463
Shares of Common Stock repurchased	11,163
Dividends declared per share of Common Stock	$ 1.100
Equity	$ 71,990
Stockholders' Equity Attributable to Parent	70,441	$ 37,673	$ (14,539)	$ 50,271	$ (33)	$ (2,931)
Noncontrolling interest	$ 1,549						$ 1,549