VARIABLE INTEREST ENTITIES (Details) (USD $)	Sep. 30, 2014	Dec. 31, 2013
Assets:
Bonds available for sale	$ 270,130,000,000	$ 261,930,000,000
Other bond securities	20,381,000,000	22,623,000,000
Mortgage and other loans receivable	23,397,000,000	20,765,000,000
Other invested assets	33,908,000,000	28,659,000,000
Real estate and investment funds
Liabilities:
Off-balance sheet exposure	60,200,000	50,800,000
Consolidated VIE
Assets:
Bonds available for sale	11,361,000,000	11,098,000,000
Other bond securities	8,081,000,000	8,310,000,000
Mortgage and other loans receivable	2,628,000,000	1,697,000,000
Other invested assets	3,016,000,000	3,628,000,000
Other assets	1,435,000,000	1,279,000,000
Total assets	26,521,000,000	26,012,000,000
Liabilities:
Long-term debt	1,788,000,000	994,000,000
Other liabilities	412,000,000	555,000,000
Total liabilities	2,200,000,000	1,549,000,000
Consolidated VIE | Real estate and investment funds
Assets:
Other invested assets	586,000,000	849,000,000
Other assets	41,000,000	49,000,000
Total assets	627,000,000	898,000,000
Liabilities:
Long-term debt	69,000,000	71,000,000
Other liabilities	32,000,000	31,000,000
Total liabilities	101,000,000	102,000,000
Consolidated VIE | Securitization vehicles
Assets:
Bonds available for sale	11,320,000,000	11,028,000,000
Other bond securities	7,375,000,000	7,449,000,000
Mortgage and other loans receivable	2,460,000,000	1,508,000,000
Other assets	697,000,000	481,000,000
Total assets	21,852,000,000	20,466,000,000
Liabilities:
Long-term debt	1,371,000,000	494,000,000
Other liabilities	91,000,000	74,000,000
Total liabilities	1,462,000,000	568,000,000
Investment-grade debt securities, loans and other assets	21,700,000,000	21,400,000,000
Consolidated VIE | Structured investment vehicle
Assets:
Other bond securities	662,000,000	748,000,000
Other assets	90,000,000	93,000,000
Total assets	752,000,000	841,000,000
Liabilities:
Long-term debt	91,000,000	87,000,000
Other liabilities	0
Total liabilities	91,000,000	87,000,000
Consolidated VIE | Affordable housing partnerships
Assets:
Other invested assets	1,725,000,000	1,986,000,000
Other assets	46,000,000	41,000,000
Total assets	1,771,000,000	2,027,000,000
Liabilities:
Long-term debt	184,000,000	188,000,000
Other liabilities	88,000,000	83,000,000
Total liabilities	272,000,000	271,000,000
Consolidated VIE | Other
Assets:
Bonds available for sale	41,000,000	70,000,000
Other bond securities	44,000,000	113,000,000
Mortgage and other loans receivable	168,000,000	189,000,000
Other invested assets	705,000,000	793,000,000
Other assets	561,000,000	615,000,000
Total assets	1,519,000,000	1,780,000,000
Liabilities:
Long-term debt	73,000,000	154,000,000
Other liabilities	201,000,000	367,000,000
Total liabilities	274,000,000	521,000,000
Unconsolidated VIE
Assets:
Other invested assets	3,200,000,000	2,800,000,000
Total assets of unconsolidated VIEs as well as maximum exposure to loss
Total VIE Assets	21,281,000,000	18,758,000,000
Maximum Exposure to Loss, On-Balance Sheet	3,210,000,000	2,857,000,000
Maximum Exposure to Loss, Off-Balance Sheet	421,000,000	289,000,000
Total maximum exposure to loss	3,631,000,000	3,146,000,000
Unconsolidated VIE | Real estate and investment funds
Total assets of unconsolidated VIEs as well as maximum exposure to loss
Total VIE Assets	20,228,000,000	17,572,000,000
Maximum Exposure to Loss, On-Balance Sheet	2,741,000,000	2,343,000,000
Maximum Exposure to Loss, Off-Balance Sheet	421,000,000	289,000,000
Total maximum exposure to loss	3,162,000,000	2,632,000,000
Unconsolidated VIE | Affordable housing partnerships
Total assets of unconsolidated VIEs as well as maximum exposure to loss
Total VIE Assets	438,000,000	478,000,000
Maximum Exposure to Loss, On-Balance Sheet	438,000,000	477,000,000
Total maximum exposure to loss	438,000,000	477,000,000
Unconsolidated VIE | Other
Total assets of unconsolidated VIEs as well as maximum exposure to loss
Total VIE Assets	615,000,000	708,000,000
Maximum Exposure to Loss, On-Balance Sheet	31,000,000	37,000,000
Total maximum exposure to loss	$ 31,000,000	$ 37,000,000