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PROPERTY, PLANT AND EQUIPMENT (Tables)
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Property, plant and equipment and the estimated useful lives are as follows

Property, plant and equipment and the estimated useful lives are as follows:

 

   Estimated  December 31 
   useful life  2020   2019 
Land     $2,852,000   $2,965,000 
Buildings and improvements  3-40 years   8,891,000    8,727,000 
Machinery and equipment  3-15 years   6,404,000    9,347,000 
Furniture and fixtures  3-10 years   3,012,000    3,628,000 
Construction in progress      27,000     
       21,186,000    24,667,000 
Less accumulated depreciation      (13,944,000)   (16,429,000)
      $7,242,000   $8,238,000