Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Schedule of Financial Results of Discontinued Operations) (Details)

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Discontinued Operations (Schedule of Financial Results of Discontinued Operations) (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Discontinued Operations [Abstract]        
Sales   $ 4,696,000 $ 3,025,000 $ 10,203,000
Cost of sales   3,228,000 2,050,000 6,935,000
Selling, general and administrative expenses   602,000 500,000 1,401,000
Restructuring expenses $ 445,000   764,000  
Loss (gain) on sale of assets 122,000 (2,986,000) (2,039,000) (2,986,000)
Other expense   10,000    
Operating (loss) income before income taxes (567,000) 3,842,000 1,750,000 4,853,000
Income tax expense (benefit) 2,000 19,000 5,000 (3,000)
(Loss) income from discontinued $ (568,745) $ 3,823,493 $ 1,744,607 $ 4,855,502