INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Income Tax Disclosure [Line Items]
Effective tax rates on income from continuing operations (as a percent)	35.30%	18.80%
U.S. federal income tax at statutory rate (as a percent)	21.00%	21.00%
U.S. taxable income from life companies offset by those net operating loss carryforwards	35.00%
Unrecognized tax benefits, excluding interest and penalties	$ 4,800		$ 4,800
Unrecognized tax positions that if recognized would not affect the effective tax rate	44		43
Unrecognized tax benefits, interest and penalties accrued	2,500		2,400
Unrecognized tax benefits, interest net of the federal (benefit) expense and penalties	49	$ 58
Deferred tax asset valuation allowance allocated to income from continuing operations	274
Deferred tax asset valuation allowance recognized related to certain state, local and foreign jurisdictions	9
Decrease in unrecognized tax benefits is reasonably possible in the next twelve months	3,600
Unrecognized tax benefits, if recognized would favorably affect the effective tax rate	4,700		$ 4,700
Non-life companies
Income Tax Disclosure [Line Items]
Deferred tax asset valuation allowance allocated to other comprehensive income	$ 115