INVESTMENTS (Narrative) (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2021	Dec. 31, 2020
Gain (Loss) on Securities [Line Items]
Held-to-maturity securities, unrealized losses	$ 0	$ 0
Other-than-temporary impairments, available-for-sale securities	0	180,000
Single largest loss position	104,000	55,000
Second largest loss position	59,000	37,000
Third largest loss position	$ 43,000	$ 27,000
Maximum
Gain (Loss) on Securities [Line Items]
Percent of investment portfolio below investment grade	7.00%