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, 2018	Dec. 31, 2017
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	$ 1,345	$ 2,133
Policyholder contract deposits
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(334)	807
Policyholder contract deposits | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [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 Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(334)	807
Policyholder contract deposits | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Derivative liabilities, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(128)	(184)
Derivative liabilities, net | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [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 Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	5	(17)
Derivative liabilities, net | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(133)	(167)
Long-term debt
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	16
Long-term debt | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Long-term debt | Net realized capital gains (losses)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	0
Long-term debt | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	16
Bonds available for sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	818	1,080
Bonds available for sale | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	987	1,127
Bonds available for sale | Net realized capital gains (losses)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(165)	(49)
Bonds available for sale | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(4)	2
Other bond securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	482	1,039
Other bond securities | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	92	308
Other bond securities | Net realized capital gains (losses)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(3)	0
Other bond securities | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	393	731
Other equity securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(2)	0
Other equity securities | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	(2)
Other equity securities | Net realized capital gains (losses)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0
Other equity securities | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0
Other invested assets
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	47	14
Other invested assets | Investment Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	57	9
Other invested assets | Net realized capital gains (losses)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	0	6
Other invested assets | Other Income
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net realized and unrealized gains and losses related to Level 3 items, assets	$ (10)	$ (1)