FAIR VALUE DISCLOSURES 1 (DETAILS) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended
	Mar. 31, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Available-for-sale Securities, Fair Value Disclosure			$ 33,031		$ 32,011
Fair Value Freestanding Contract			1,545		1,536
Freestanding Contract As Percentage Of Other Invested Assets			68.20%		65.60%
Fair Value Adjustments On Over Counter Derivative Assets			5
Fair Value Adjustments On GMIB Asset			868		688
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3	14		99	48
Fair Value, Level 2 to level 1 Transfers, Amount		21
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3			7	14
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Percentage			0.70%	0.40%
Fair Value Inputs Level 1 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Percentage Of Assets Measured At Fair Value On Recurring Basis By Inputs Level			70.30%		70.20%
Fair Value Inputs Level 2 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Percentage Of Assets Measured At Fair Value On Recurring Basis By Inputs Level			28.30%		28.20%
Financial Instruments, Owned, Mortgages, Mortgage-backed and Asset-backed Securities, at Fair Value			1,847		1,718
Fair Value Inputs Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Percentage Of Assets Measured At Fair Value On Recurring Basis By Inputs Level			1.40%		1.60%
Fair Value Disclosures Broker Priced			227		347
Financial Instruments, Owned, Mortgages, Mortgage-backed and Asset-backed Securities, at Fair Value			1,056		1,082
Public Fixed Maturities [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Available-for-sale Securities, Fair Value Disclosure			25,330		24,534
Percentage Of Available For Sale Fixed Maturity Assets Measured At Fair Value On Recurring Basis			19.60%		19.80%
Private Fixed Maturities [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Quantitative Disclosure [Line Items]
Available-for-sale Securities, Fair Value Disclosure			$ 7,681		$ 7,459
Percentage Of Available For Sale Fixed Maturity Assets Measured At Fair Value On Recurring Basis			5.90%		6.00%