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				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 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	$ 11		$ 579		$ (264)		$ 1,116
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	(57)	[1]	(4)	[1]	(170)	[1]	(251)	[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	(16)	[1]	13	[1]	(40)	[1]	20	[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	71	[1]	557	[1]	(72)	[1]	1,318	[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	12	[2]	11	[2]	17	[2]	27	[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	$ 1	[1]	$ 2	[1]	$ 1	[1]	$ 2	[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).