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	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Changes in unrealized gains (losses) within Level 3 financial instruments carried at fair value and still held
Change in unrealized gains (losses) included in net income	$ 100		$ 209		$ (171)		$ 1,384
Derivative Investments [Member] | Realized Gain (Loss) [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 net income	262	[1]	(343)	[1]	84	[1]	(533)	[1]
Indexed Annuity and Universal Life Contracts Embedded Derivatives [Member] | Realized Gain (Loss) [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 net income	20	[1]	5	[1]	(19)	[1]	25	[1]
GLB Embedded Derivative Reserves [Member] | Realized Gain (Loss) [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 net income	(175)	[1]	508	[1]	(247)	[1]	1,825	[1]
VIE's Liabilities - Derivative Instruments [Member] | Net Investment Income [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 net income	(7)	[2]	35	[2]	10	[2]	61	[2]
Credit Default Swaps [Member] | Realized Gain (Loss) [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 net income			$ 4	[1]	$ 1	[1]	$ 6	[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).