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INVESTMENTS (Details - Carrying values of other invested assets) - USD ($)
$ in Millions
12 Months Ended 96 Months Ended
Dec. 31, 2019
Dec. 31, 2027
Dec. 31, 2018
Dec. 31, 2017
Investment [Line Items]        
Other invested assets     $ 19,341 $ 20,822
Other invested assets, gross unrealized losses     0 45
Hedge Funds        
Investment [Line Items]        
Hedge Fund Fair Value Redemption, Additional Percentage 74.00% 26.00%    
Alternative investments        
Investment [Line Items]        
Other invested assets     8,966 11,308
Alternative investments | Hedge Funds        
Investment [Line Items]        
Other invested assets     4,200 5,800
Alternative investments | Direct private equity        
Investment [Line Items]        
Other invested assets     4,300 5,000
Alternative investments | Affordable Housing Partnerships        
Investment [Line Items]        
Other invested assets     438 543
Investment real estate        
Investment [Line Items]        
Other invested assets     8,935 8,258
Net of accumulated depreciation on investment in real estate     598 515
All other investments        
Investment [Line Items]        
Other invested assets     $ 1,440 $ 1,256