SIGNIFICANT ACCOUNTING POLICIES (Policy Liabilities) (Details)	Dec. 31, 2018
Years of Issue, 1947 - 1968
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	4.00%
Years of Issue, 1969 - 1978 | Minimum
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	6.00%
Years of Issue, 1969 - 1978 | Maximum
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	5.00%
Years of Issue, 1979 - 2003 | Minimum
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	7.00%
Years of Issue, 1979 - 2003 | Maximum
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	6.00%
Years of Issue, 2004 - 2012
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	5.25%
Years of Issue, 2013 - 2014
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	4.25%
Years of Issue, 2015 - 2018
Schedule of Liability for Life Insurance [Line Items]
Interest Rate	4.00%