Consolidated Statements of Shareholders' Equity (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Common stock dividends, per share	$ 0.50		$ 0.25
Treasury Stock, Value	$ (939)	[1]
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	169		54
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	111		342
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	(457)		(712)
Treasury Stock and Other
Stockholders' Equity Attributable to Parent	(1,015)		(636)
Deferred Compensation Equity	(27)		(59)
Stockholders' Equity Attributable to Noncontrolling Interest	$ 103		$ 116
Series A Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 3,044		$ 3,044
Series B Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 3,044		$ 3,044
Series E Preferred Stock [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 4,406		$ 4,325

[1] Includes noncontrolling interest of $103 million and $119 million at September 30, 2014 and December 31, 2013, respectively.