Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations - Schedule of Major Classes of Line Items Constituting Pretax Loss On Discontinued Operations (Details)

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Discontinued Operations - Schedule of Major Classes of Line Items Constituting Pretax Loss On Discontinued Operations (Details) - 2019 REGS Railcar Cleaning Division [Member] - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Services revenue $ 505,200 $ 725,400
Services costs (753,100) (1,155,400)
General and administrative expenses (115,000) (237,400)
Salaries and related expenses (113,600) (218,100)
Other income (expense) (2,500) 69,800
Total expenses (984,200) (1,541,100)
Operating income (479,000) (815,700)
Income tax benefit
Total income from discontinued operations $ 479,000 $ 815,700