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, 2017	Dec. 31, 2016
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	$ 2,133	$ 1,380
Net realized and unrealized gains and losses related to Level 3 items, liabilities	639	341
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	807	441
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	807	441
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	(184)	(104)
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	(17)	(8)
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	(167)	(96)
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	16	4
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	16	4
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	1,080	1,065
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	1,127	1,180
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	(49)	(118)
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	2	3
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	1,039	314
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	308	110
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	0	44
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	731	160
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	0	0
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	0
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	0
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 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	0	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	0
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	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	14	1
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	9	13
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	6	39
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	$ (1)	$ (51)