VARIABLE LIFE AND ANNUITY CONTRACTS (Details - GMDB, GMIB, GMWB and GMAV) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Assumptions and methodology used to determine the GMDB liability
Fair value of embedded derivatives, liability	$ 3,748	$ 4,802
Embedded derivatives
Assumptions and methodology used to determine the GMDB liability
Fair value of embedded derivatives, liability	4,100	3,100
Guaranteed minimum death benefits (GMDB)
Changes in GMDB for guarantees on variable contracts reflected in the general account
Balance at the beginning of the period	402	491	$ 420
Benefits paid	(42)	(57)	(56)
Reserve increase (decrease)	(14)	(32)	127
Changes in reserves related to unrealized appreciation of investments	6	0	0
Balance at the end of the period	352	402	$ 491
Guaranteed minimum account value benefits (GMAB) and Guaranteed minimum withdrawal benefits (GMWB)
Liabilities for Guarantees on Long-Duration Contracts [Line Items]
Account value	45,000	41,000
Net amount at risk	450	834
Guaranteed minimum account value benefits (GMAB) and Guaranteed minimum withdrawal benefits (GMWB) | Embedded derivatives
Assumptions and methodology used to determine the GMDB liability
Fair value of embedded derivatives, liability	2,000	1,800
Variable contract, net deposits plus a minimum return | Guaranteed minimum death benefits (GMDB)
Liabilities for Guarantees on Long-Duration Contracts [Line Items]
Account value	99	91
Net amount at risk	$ 1	$ 1
Average attained age of contract holders by product	63 years	63 years
Variable contract, net deposits plus a minimum return | Guaranteed minimum death benefits (GMDB) | Minimum
Liabilities for Guarantees on Long-Duration Contracts [Line Items]
Range of guaranteed minimum return rates (as a percent)	0.00%	0.00%
Variable annuity contract, highest contract value attained | Guaranteed minimum death benefits (GMDB)
Liabilities for Guarantees on Long-Duration Contracts [Line Items]
Account value	$ 17	$ 16
Net amount at risk	$ 0	$ 1
Average attained age of contract holders by product	68 years	68 years
Variable annuity contract, highest contract value attained | Guaranteed minimum death benefits (GMDB) | Maximum
Liabilities for Guarantees on Long-Duration Contracts [Line Items]
Range of guaranteed minimum return rates (as a percent)	4.50%	4.50%