INVESTMENTS (Details 4) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Available for Sale Securities Disclosures
Gross Realized Gains	$ 941,000,000	$ 293,000,000
Gross Realized Losses	19,000,000	57,000,000
Aggregate fair value of available for sale securities sold	10,900,000,000	11,500,000,000
Net realized capital gains	900,000,000	200,000,000
Fixed maturity securities
Available for Sale Securities Disclosures
Gross Realized Gains	490,000,000	188,000,000
Gross Realized Losses	16,000,000	55,000,000
Equity securities available for sale
Available for Sale Securities Disclosures
Gross Realized Gains	451,000,000	105,000,000
Gross Realized Losses	$ 3,000,000	$ 2,000,000