REPURCHASE OF COMMON STOCK EFFECTS ON STOCKHOLDERS EQUITY (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
2020 Program
Number of shares repurchased	22	630	22	630
Allocated to retained earnings	$ 92	$ (2,969)	$ 92	$ (2,969)
Allocated to capital	10	(310)	10	(310)
Total cost of shares repurchased	102	3,279	102	$ 3,279
2008 Program
Number of shares repurchased				978
Allocated to retained earnings	0	0	0	$ 5,760
Allocated to capital	0	0	0	480
Total cost of shares repurchased	$ 0	$ 0	$ 0	$ 6,240