ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Amounts reclassified out of AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Investment gains (losses)	$ 310	$ (990)
Tax (expense) or benefit	(202)	165
Net Income (Loss)	722	(860)	$ (8,619)
Amounts Reclassified from Accumulated Other Comprehensive Income | Unrealized Gains (Losses) on Available-for-Sale Securities
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Investment gains (losses)	0	(117)
Total before tax	0	(117)
Tax (expense) or benefit	0	25
Net Income (Loss)	$ 0	$ (92)