INSURANCE LIABILITIES (Details - Discounting of Reserves) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Discounting of Reserves [Line Items]
Tabular Discount Rate	3.50%
Workers Compensation Tabular Discount Amount	$ 593		$ 582
Workers Compensation Non Tabular Discount Amount	972		967
U.S. Workers' compensation	2,744		2,800
Retroactive Reinsurance	(1,179)		(1,251)
Total reserve discount	1,565		1,549
Current accident year	20	$ 24
Accretion and other adjustments to prior year discount	(76)	(264)
Effect of interest rate changes	0	(233)
Net reserve discount benefit (charge)	(56)	(473)
Change in discount on loss reserves ceded under retroactive reinsurance	72	307
Net change in total reserve discount	16	(166)
North America Commerical Insurance
Discounting of Reserves [Line Items]
U.S. Workers' compensation	2,087		2,134
Retroactive Reinsurance	(1,179)		(1,251)
Total reserve discount	908		883
Current accident year	20	24
Accretion and other adjustments to prior year discount	(67)	(251)
Effect of interest rate changes	0	(167)
Net reserve discount benefit (charge)	(47)	(394)
Change in discount on loss reserves ceded under retroactive reinsurance	72	307
Net change in total reserve discount	25	(87)
Legacy General Insrance Run-Off Lines
Discounting of Reserves [Line Items]
U.S. Workers' compensation	657		666
Retroactive Reinsurance	0		0
Total reserve discount	657		666
Current accident year	0	0
Accretion and other adjustments to prior year discount	(9)	(13)
Effect of interest rate changes	0	(66)
Net reserve discount benefit (charge)	(9)	(79)
Change in discount on loss reserves ceded under retroactive reinsurance	0	0
Net change in total reserve discount	$ (9)	(79)
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)	$ 170		$ 172
Net change in total reserve discount	$ (2)	$ 35