STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS (Details 2) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS
Total (net) effect of statutory surplus	$ (257)	$ (295)
Non-admission of goodwill
STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS
Total (net) effect of statutory surplus	(257)	(295)
Insurance subsidiaries | Accounting for Letters of Credit as admitted assets
STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS
Total (net) effect of statutory surplus	1,720	1,715
Insurance subsidiaries | Accounting for certain notes as admitted assets
STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS
Total (net) effect of statutory surplus	2,681	500
Insurance subsidiaries | Reserving based on state specific actuarial practices
STATUTORY REPORTING PRACTICES AND OTHER REGULATORY MATTERS
Total (net) effect of statutory surplus	$ 120	$ 117