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SHAREHOLDERS’ EQUITY (Details Narrative) - USD ($)
 1 Months Ended
Sep. 30, 2021
Dec. 31, 2017
Dec. 31, 2020
Apr. 04, 2014
Dec. 31, 2007
Common stock, shares authorized 20,000,000   20,000,000    
Common stock, par value $ 0.01   $ 0.01    
Common stock, shares outstanding 10,094,322   10,094,322    
Treasury stock, common, shares 59,311   59,311    
Common stock, shares issued 10,153,633   10,153,633    
Foreign subsidiary's noncontrolling interest $ 129,000        
Stock repurchase program, authorized amount         $ 5,000,000
Since Inception [Member]          
Stock repurchased during period, shares   61,811      
Stock repurchased during period, value   $ 932,000      
Approximate cost per share   $ 15      
Maximum [Member]          
Stock repurchase program, authorized amount       $ 1,000,000