REINSURANCE (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($) program	Dec. 31, 2018 USD ($)
Reinsurance [Line Items]
Number of additional assumed programs | program		2
Number of programs not renewed | program		1
Casualty Excess and Property Excess | Maximum
Reinsurance [Line Items]
Reinsurance recoverables	$ 22,500
Property and casualty business
Reinsurance [Line Items]
Reinsurance recoverables	$ 28,887	$ 3,883
Property and casualty business | Casualty Excess and Property Excess
Reinsurance [Line Items]
Reinsurance retention policy, reinsured risk, percentage	6.37%	6.66%
Property and casualty business | Casualty Excess and Property Excess | Minimum
Reinsurance [Line Items]
Retention amount	$ 58,500	$ 58,500	$ 58,500
Property and casualty business | Casualty Excess and Property Excess | Maximum
Reinsurance [Line Items]
Reinsurance recoverables	30,000	30,000
Retention amount	$ 71,500	$ 71,500	$ 71,500
Percent of program placed	75.00%
Life Insurance | Discontinued Operations | Top Five Reinsurers
Reinsurance [Line Items]
Percentage of insurance in force			6.78%