FAIR VALUE MEASUREMENTS (Details - Net realized and unrealized gains and losses included in income related to Level 3 assets and liabilities) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	$ 1,301	$ 1,345
Policyholder contract deposits
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	1,947	(334)
Policyholder contract deposits | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Policyholder contract deposits | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	1,947	(334)
Policyholder contract deposits | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Derivative liabilities, net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(198)	(128)
Derivative liabilities, net | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Derivative liabilities, net | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(134)	5
Derivative liabilities, net | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(64)	(133)
Bonds available for sale
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	835	818
Bonds available for sale | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	862	987
Bonds available for sale | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(27)	(165)
Bonds available for sale | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	(4)
Other bond securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	446	482
Other bond securities | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	226	92
Other bond securities | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	220	(3)
Other bond securities | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	393
Equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	(2)
Equity securities | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	(2)
Equity securities | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	0
Equity securities | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	0
Other invested assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	20	47
Other invested assets | Net investment income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	20	57
Other invested assets | Net realized capital gains (losses)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	0
Other invested assets | Other Income
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	$ 0	$ (10)