SEGMENT INFORMATION (Details - Continuing operations by operating segment - Pretax operating income to pre-tax income) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Gain (Loss) on extinguishment of debt									$ (32)	$ (7)	$ 5
Income (loss) from divested businesses									(75)	38	68
Net loss reserve discount benefit (charge)									(955)	371	(187)
Restructuring and other costs	$ 44	$ 67	$ 60	$ 47	$ 136	$ 35	$ 200	$ 24
Revenues	11,815	12,914	12,561	12,456	12,560	11,486	11,631	11,712	49,746	47,389	49,520
Adjusted Pre-tax Income (Loss)	$ 1,036	$ 1,260	$ 1,837	$ 1,154	$ (695)	$ (1,527)	$ 1,252	$ 1,227	5,287	257	1,466
Reconciling items from adjusted pre-tax income to pre-tax income | Total Revenues
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Changes in fair values of securities used to hedge guaranteed living benefits									228	(128)	146
Changes in benefit reserves and DAC, VOBA and SIA related to net realized capital gains (losses)									0	0	0
Changes in fair value of equity securities									158	0	0
Professional fees related to regulatory or accounting changes									0	0	0
Other income (expense) - net									46	(53)	(49)
Gain (Loss) on extinguishment of debt									0	0	0
Net realized capital gains (losses)									388	(254)	(1,380)
Income (loss) from divested businesses									0	0	0
Non-operating litigation reserves and settlements									9	11	27
Unfavorable prior year development and related amortization changes ceded under retroactive reinsurance agreements									0	0	0
Net loss reserve discount benefit (charge)									0	0	0
Pension expense related to a one-time lump sum payment to former employees									0	0	0
Integration and transaction costs associated with acquired business									0	0	0
Restructuring and other costs									0	0	0
Reconciling items from adjusted pre-tax income to pre-tax income | Net investment income
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Changes in fair values of securities used to hedge guaranteed living benefits									228	(128)	146
Changes in benefit reserves and DAC, VOBA and SIA related to net realized capital gains (losses)									0	0	0
Changes in fair value of equity securities									158	0	0
Professional fees related to regulatory or accounting changes									0	0	0
Other income (expense) - net									85	0	0
Gain (Loss) on extinguishment of debt									0	0	0
Net realized capital gains (losses)									(242)	(124)	0
Income (loss) from divested businesses									0	0	0
Non-operating litigation reserves and settlements									0	0	0
Unfavorable prior year development and related amortization changes ceded under retroactive reinsurance agreements									0	0	0
Net loss reserve discount benefit (charge)									0	0	0
Pension expense related to a one-time lump sum payment to former employees									0	0	0
Integration and transaction costs associated with acquired business									0	0	0
Restructuring and other costs									0	0	0
Reconciling items from adjusted pre-tax income to pre-tax income | Interest expense
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Changes in fair values of securities used to hedge guaranteed living benefits									0	0	0
Changes in benefit reserves and DAC, VOBA and SIA related to net realized capital gains (losses)									0	0	0
Changes in fair value of equity securities									0	0	0
Professional fees related to regulatory or accounting changes									0	0	0
Other income (expense) - net									85	0	0
Gain (Loss) on extinguishment of debt									0	0	0
Net realized capital gains (losses)									(38)	(34)	0
Income (loss) from divested businesses									0	0	0
Non-operating litigation reserves and settlements									0	0	0
Unfavorable prior year development and related amortization changes ceded under retroactive reinsurance agreements									0	0	0
Net loss reserve discount benefit (charge)									0	0	0
Pension expense related to a one-time lump sum payment to former employees									0	0	0
Integration and transaction costs associated with acquired business									0	0	0
Restructuring and other costs									0	0	0
Reconciling items from adjusted pre-tax income to pre-tax income | Amortization of DAC
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Changes in fair values of securities used to hedge guaranteed living benefits									0	0	0
Changes in benefit reserves and DAC, VOBA and SIA related to net realized capital gains (losses)									(52)	(5)	(291)
Changes in fair value of equity securities									0	0	0
Professional fees related to regulatory or accounting changes									0	0	0
Other income (expense) - net									0	0	0
Gain (Loss) on extinguishment of debt									0	0	0
Net realized capital gains (losses)									0	0	0
Income (loss) from divested businesses									0	0	0
Non-operating litigation reserves and settlements									0	0	0
Unfavorable prior year development and related amortization changes ceded under retroactive reinsurance agreements									0	0	0
Net loss reserve discount benefit (charge)									0	0	0
Pension expense related to a one-time lump sum payment to former employees									0	0	0
Integration and transaction costs associated with acquired business									0	0	0
Restructuring and other costs									0	0	0
Reconciling items from adjusted pre-tax income to pre-tax income | Adjusted Pre-Tax Income (loss)
Reconciling items from adjusted pre-tax income (loss) to pre-tax income (loss):
Changes in fair values of securities used to hedge guaranteed living benefits									194	(154)	146
Changes in benefit reserves and DAC, VOBA and SIA related to net realized capital gains (losses)									56	6	303
Changes in fair value of equity securities									158	0	0
Professional fees related to regulatory or accounting changes									(12)	0	0
Other income (expense) - net									0	0	0
Gain (Loss) on extinguishment of debt									(32)	(7)	5
Net realized capital gains (losses)									448	(193)	(1,380)
Income (loss) from divested businesses									(75)	38	68
Non-operating litigation reserves and settlements									2	(19)	129
Unfavorable prior year development and related amortization changes ceded under retroactive reinsurance agreements									267	(675)	(303)
Net loss reserve discount benefit (charge)									(955)	371	(187)
Pension expense related to a one-time lump sum payment to former employees									0	0	(60)
Integration and transaction costs associated with acquired business									(24)	(124)	0
Restructuring and other costs									$ (218)	$ (395)	$ (413)