INSURANCE LIABILITIES (Details - Discounting of Reserves) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Discounting of Reserves [Line Items]
Tabular Discount Rate			3.50%
Workers Compensation Tabular Discount Amount	$ 289		$ 289		$ 582
Workers Compensation Non Tabular Discount Amount	649		649		967
U.S. Workers' compensation	2,111		2,111		2,800
Retroactive Reinsurance	(1,173)		(1,173)		(1,251)
Total reserve discount	938		938		1,549
Current accident year	56	$ 41	94	$ 97
Accretion and other adjustments to prior year discount	(25)	(82)	(135)	(349)
Effect of interest rate changes	0	(194)	0	(668)
Net reserve discount benefit (charge)	31	(235)	(41)	(920)
Change in discount on loss reserves ceded under retroactive reinsurance	20	43	78	475
Net change in total reserve discount	51	(192)	37	(445)
North America Commercial Insurance
Discounting of Reserves [Line Items]
U.S. Workers' compensation	2,111		2,111		2,134
Retroactive Reinsurance	(1,173)		(1,173)		(1,251)
Total reserve discount	938		938		883
Current accident year	56	41	94	97
Accretion and other adjustments to prior year discount	(25)	(26)	(117)	(269)
Effect of interest rate changes	0	(136)	0	(473)
Net reserve discount benefit (charge)	31	(121)	(23)	(645)
Change in discount on loss reserves ceded under retroactive reinsurance	20	43	78	475
Net change in total reserve discount	51	(78)	55	(170)
Legacy General Insurance Run-Off Lines
Discounting of Reserves [Line Items]
U.S. Workers' compensation	0		0		666
Retroactive Reinsurance	0		0		0
Total reserve discount	0		0		666
Current accident year	0	0	0	0
Accretion and other adjustments to prior year discount	0	(56)	(18)	(80)
Effect of interest rate changes	0	(58)	0	(195)
Net reserve discount benefit (charge)	0	(114)	(18)	(275)
Change in discount on loss reserves ceded under retroactive reinsurance	0	0	0	0
Net change in total reserve discount	0	(114)	$ (18)	(275)
New York
Discounting of Reserves [Line Items]
Nontabular discount rate			5.00%
Pennsylvania
Discounting of Reserves [Line Items]
Nontabular discount rate			6.00%
United Kingdom
Discounting of Reserves [Line Items]
Net reserve discount benefit (charge)			$ 151		$ 172
Net change in total reserve discount	$ (12)	$ (27)	$ (20)	$ (1)