SHAREHOLDERS' EQUITY (Preferred and Common Stock) (Details) - $ / shares	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Preferred stock, par value	$ 1	$ 1
Preferred stock, shares authorized (in shares)	500,000	500,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value	$ 1	$ 1
Common stock, shares authorized (in shares)	3,000,000	3,000,000
Common stock, shares issued (in shares)	2,535,577	2,533,315
Treasury (in shares)	2,945	2,945
Common stock, shares outstanding (in shares)	2,532,632	2,530,370
Class A Common Stock
Class of Stock [Line Items]
Common stock, par value	$ 1	$ 1
Common stock, shares authorized (in shares)	2,000,000	2,000,000
Common stock, shares issued (in shares)	0	0
Common stock, shares outstanding (in shares)	0	0