Variable Annuity and Insurance Guarantees (Variable Annuity Guarantees with Additional Liabilities) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended		12 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
GMDB
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	$ 76,400	[1]	$ 74,308	[1]
Contract value in separate accounts	71,574	[1]	69,435	[1]
Net amount at risk	112	[1]	145	[1]
Weighted average attained age	64 years	[1]	64 years	[1]
GMDB | Return of premium
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	55,051	[1]	52,616	[1]
Contract value in separate accounts	53,238	[1]	50,790	[1]
Net amount at risk	21	[1]	28	[1]
Weighted average attained age	64 years	[1]	64 years	[1]
GMDB | Guaranteed Minimum Death Benefit Five or Six Year Reset [Member]
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	10,867	[1]	11,220	[1]
Contract value in separate accounts	8,327	[1]	8,663	[1]
Net amount at risk	29	[1]	42	[1]
Weighted average attained age	64 years	[1]	64 years	[1]
GMDB | One-year ratchet
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	7,659	[1]	7,676	[1]
Contract value in separate accounts	7,259	[1]	7,261	[1]
Net amount at risk	29	[1]	38	[1]
Weighted average attained age	66 years	[1]	65 years	[1]
GMDB | Five-year ratchet
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	1,819	[1]	1,781	[1]
Contract value in separate accounts	1,764	[1]	1,725	[1]
Net amount at risk	1	[1]	1	[1]
Weighted average attained age	62 years	[1]	62 years	[1]
GMDB | Other
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	1,004	[1]	1,015	[1]
Contract value in separate accounts	986	[1]	996	[1]
Net amount at risk	32	[1]	36	[1]
Weighted average attained age	69 years	[1]	69 years	[1]
GGU death benefit
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	1,074	[1]	1,052	[1]
Contract value in separate accounts	1,022	[1]	998	[1]
Net amount at risk	128	[1]	121	[1]
Weighted average attained age	66 years	[1]	64 years	[1]
GMIB
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	381	[1]	413	[1]
Contract value in separate accounts	358	[1]	389	[1]
Net amount at risk	8	[1]	8	[1]
Weighted average attained age	67 years	[1]	66 years	[1]
Variable annuity guaranteed minimum withdrawal benefits (GMWB)
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	40,046	[1]	38,005	[1]
Contract value in separate accounts	39,911	[1]	37,851	[1]
Net amount at risk	54	[1]	78	[1]
Weighted average attained age	65 years	[1]	64 years	[1]
Variable annuity guaranteed minimum withdrawal benefits (GMWB) | GMWB
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	3,854	[1]	3,936	[1]
Contract value in separate accounts	3,841	[1]	3,921	[1]
Net amount at risk	1	[1]	1	[1]
Weighted average attained age	67 years	[1]	67 years	[1]
Variable annuity guaranteed minimum withdrawal benefits (GMWB) | GMWB for life
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	36,192	[1]	34,069	[1]
Contract value in separate accounts	36,070	[1]	33,930	[1]
Net amount at risk	53	[1]	77	[1]
Weighted average attained age	65 years	[1]	64 years	[1]
Variable annuity guaranteed minimum accumulation benefits (GMAB)
Information related to variable annuity guarantees for which the Company has established additional liabilities
Total contract value	4,289	[1]	4,194	[1]
Contract value in separate accounts	4,277	[1]	4,181	[1]
Net amount at risk	1	[1]	2	[1]
Weighted average attained age	58 years	[1]	58 years	[1]
UL Secondary Guarantees [Member]
Information related to variable annuity guarantees for which the Company has established additional liabilities
Net amount at risk	$ 5,838		$ 5,674
Weighted average attained age	62 years		62 years

[1] Individual variable annuity contracts may have more than one guarantee and therefore may be included in more than one benefit type. Variable annuity contracts for which the death benefit equals the account value are not shown in this table.