Fair Value of Financial Instruments (Changes In Unrealized Gains (Losses) Within Level 3 Financial Instruments Carried At Fair Value And Still Held) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Total, net	$ 1,758		$ 2,454		$ (1,234)
Derivative investments [Member]
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in realized gain (loss)	(752)	[1]	823	[1]	472	[1]
VIEs' liabilities - derivative instruments [Member]
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in realized gain (loss)	101	[1]	163	[1]	(82)	[1]
Credit default swaps [Member]
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in investment income	9	[2]	6	[2]	(8)	[2]
Future contract benefits [Member] | Indexed annuity and universal life contracts embedded derivatives [Member]
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in realized gain (loss)	(44)	[1]	(10)	[1]	(1)	[1]
Future contract benefits [Member] | GLB embedded derivative reserves [Member]
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in realized gain (loss)	$ 2,444	[1]	$ 1,472	[1]	$ (1,615)	[1]

[1] Included in realized gain (loss) on our Consolidated Statements of Comprehensive Income (Loss).

[2] Included in net investment income on our Consolidated Statements of Comprehensive Income (Loss).