INSURANCE LIABILITIES 4 (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Direct Liability, Gross [Roll Forward]
Balance, beginning of period	$ 7,037	$ 6,880
Balance, end of period	8,593	7,732
Direct Liability
Direct Liability, Gross [Roll Forward]
Balance, beginning of period	1,208	1,155
Other changes in reserves	216	(29)
Balance, end of period	1,424	1,126
Reinsurance Ceded
Reinsurance Ceded [Roll Forward]
Balance, beginning of period	(619)	(519)
Other changes in reserves	(70)	(82)
Balance, end of period	(689)	(601)
Net
Direct Liability, Net [Roll Forward]
Balance, beginning of period	589	636
Other changes in reserves	146	(111)
Balance, end of period	$ 735	$ 525