SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details - Other significant accounting policies) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Summary of Significant Accounting Policies [Line Items]
Earning pattern of a quota share reinsurance contract	24 months
Other income
Proceeds from legal settlements	$ 27	$ 44	$ 94
Premiums and other receivables
Allowance for doubtful accounts on premiums and other receivables	$ 236	$ 279	$ 333