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	$ 74,664
Stockholders' Equity Attributable to Parent		$ 37,483	$ (12,727)	$ 50,265	$ (38)	$ (1,915)
Noncontrolling interest							$ 1,596
Common stock plans activity		34			2
Purchase of subsidiary shares from noncontrolling interest, net		(13)					(19)
Common stock repurchased			(756)
Stockholders' Equity, Other				1
Net income	$ 1,084			1,084
Dividends on common stock				(745)
Dividends on ESOP common stock				(13)
Other comprehensive income (loss), net of tax						(200)
Net income							23
Less: Redeemable noncontrolling interest net income							(1)
Dividends attributable to noncontrolling interest							(64)
Disposition of noncontrolling interest, net							(11)
Shares of common stock issued under employee plans, net	1,817
Shares of common stock repurchased	7,883
Dividends declared per share of common stock	$ 0.510
Equity	$ 73,986
Stockholders' Equity Attributable to Parent		37,504	(13,483)	50,592	(36)	(2,115)
Noncontrolling interest							1,524
Equity	74,178
Stockholders' Equity Attributable to Parent	72,632	37,939	(15,530)	52,269	(28)	(2,018)
Noncontrolling interest	1,546						1,546
Common stock plans activity		92			2
Purchase of subsidiary shares from noncontrolling interest, net		0					0
Common stock repurchased			(582)
Stockholders' Equity, Other				(1)
Net income	$ 1,426			1,426
Dividends on common stock				(790)
Dividends on ESOP common stock				(13)
Other comprehensive income (loss), net of tax						29
Net income							55
Less: Redeemable noncontrolling interest net income							(2)
Dividends attributable to noncontrolling interest							(44)
Disposition of noncontrolling interest, net							(3)
Shares of common stock issued under employee plans, net	820
Shares of common stock repurchased	5,918
Dividends declared per share of common stock	$ 0.550
Equity	$ 74,347
Stockholders' Equity Attributable to Parent	72,795	$ 38,031	$ (16,112)	$ 52,891	$ (26)	$ (1,989)
Noncontrolling interest	$ 1,552						$ 1,552