SHAREHOLDERS' EQUITY (Narrative) (Details) - USD ($)		12 Months Ended
	May 21, 2021	Dec. 31, 2021	Dec. 31, 2020	Jun. 01, 2020
Stockholders' Equity Note [Abstract]
Net income (loss)		$ 582,000	$ (8,619,000)
Dividends paid		(608,000)	(607,000)
Other comprehensive income, net of tax		(1,564,000)	1,142,000
Common stock issued		$ 26,000	25,000
Treasury stock acquired			$ 36,000
Shares of common stock repurchased and placed in treasury (in shares)		0	2,509
Maximum
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Stock repurchase program, authorized amount				$ 500,000
Directors
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Stock issued for compensation (in shares)	2,262