Consolidated Statement of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net Income (Loss) Attributable to Parent	$ 1,344	$ 1,958	$ 647
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	(597)	(1,343)	337
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax	(253)	(37)	37
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	252	(60)	(241)
Other Comprehensive Income (Loss), Net of Tax	(598)	(1,440)	133
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 746	$ 518	$ 780