Quarterly report pursuant to Section 13 or 15(d)

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

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Discontinued Operations (Scheulde of Financial Results of Discontinued Operations) (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Discontinued Operations [Abstract]    
Sales $ 3,025,000 $ 5,507,000
Cost of sales 2,050,000 3,706,000
Selling, general and administrative expenses 500,000 799,000
Restructuring expenses 320,000  
Gain on sale of assets (2,161,000) (9,000)
Operating income before income taxes 2,316,000 1,011,000
Income tax expense (benefit) 3,000 (21,000)
Income from discontinued operations $ 2,313,352 $ 1,032,009