Equity Reclassifications out of AOCI (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts reclassified from other comprehensive income	$ (280)
Net Other-than-Temporary Impairments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification From Accumulated Other Comprehensive Income Current Period Tax	22
Amounts reclassified from other comprehensive income	42
Investments Gains (Losses), Net [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification From Accumulated Other Comprehensive Income Current Period Tax	179
Amounts reclassified from other comprehensive income	(332)
Salaries and Employee Benefits [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification From Accumulated Other Comprehensive Income Current Period Tax	5
Amounts reclassified from other comprehensive income	$ 10