RELATED PARTY TRANSACTIONS - TEXTUAL (Details) - USD ($) $ in Millions			3 Months Ended	6 Months Ended
	Apr. 20, 2018	Apr. 12, 2018	Jun. 30, 2018	Jun. 30, 2018		Jun. 30, 2017		Dec. 31, 2017	Sep. 30, 2017	Mar. 31, 2017
Related Party Transaction [Line Items]
Transfer to Investments		$ 7,769
Repayment of long-term debt		300		$ 202	[1]	$ 0	[1]
Settlement amount		273
Deferred tax asset		$ 1,200
GMIB reinsurance contract asset, at fair value			$ 1,825	1,825		$ 11,260		$ 10,488	$ 10,900	$ 9,798
Letters of credit outstanding			18	18
AXA RE Arizona
Related Party Transaction [Line Items]
Loss on write-off			2,628
Loss on write-off, net of tax			2,076
Write off of deferred costs			1,800
Difference in basis			400	400
AXA Equitable
Related Party Transaction [Line Items]
GMIB reinsurance contract asset, at fair value			189	189
Ceded premiums and policy fee income				24
Ceded claims paid			14	14
Notes Payable, Other Payables
Related Party Transaction [Line Items]
Repayments of debt	$ 650
Face amount	700
Loans Payable
Related Party Transaction [Line Items]
Repayments of debt	50
Face amount	500
EQ AZ | AXA Equitable
Related Party Transaction [Line Items]
GMIB reinsurance contract asset, at fair value			1,085	1,085
Letters of credit outstanding			$ 2,430	$ 2,430
Holdings | Notes Payable, Other Payables
Related Party Transaction [Line Items]
Face amount	$ 800
Debt instrument, stated rate	3.69%

[1] See Note 11 for significant non-cash transactions related to the GMxB unwind and related merger of AXA RE Arizona.