Consolidated Statements of Shareholders' Equity (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified	6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013
Common stock dividends, per share	$ 0.30		$ 0.15
Treasury Stock, Value	$ (730)	[1]
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	206		65
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	193		369
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	(458)		(717)
Treasury Stock and Other
Treasury Stock, Value	(802)		(605)
Deferred Compensation Equity	(35)		(68)
Stockholders' Equity Attributable to Noncontrolling Interest	$ 107		$ 115
Series A Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 2,022		$ 2,022
Series B Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 2,022		$ 2,022
Series E Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 2,938		$ 2,856

[1] Includes noncontrolling interest of $107 million and $119 million at June 30, 2014 and December 31, 2013, respectively.