REINSURANCE (Details - Supplemental information for loss and benefit reserves, gross and net of ceded reinsurance) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Effects of Reinsurance [Line Items]
Allowance for doubtful accounts on reinsurance assets	$ 187	$ 207	$ 0
Supplemental information for loss and benefit reserves
Liability for unpaid claims and claims adjustment expense, As Reported	(78,393)	(77,077)	(74,942)	$ (77,260)
Liability for unpaid claims and claims adjustment expense, Net of Reinsurance	(51,685)	(61,545)	$ (60,603)	$ (61,612)
Future policy benefits for life and accident and health insurance contracts, as reported	(45,432)	(42,204)
Future policy benefits for life and accident and health insurance contracts, Net of Reinsurance	(44,457)	(41,140)
Reserve for unearned premiums, As Reported	(19,030)	(19,634)
Reserve for unearned premiums, Net of Reinsurance	(15,890)	(16,280)
Reinsurance assets	$ 30,823	$ 19,950