Quarterly report pursuant to Section 13 or 15(d)

Assets Held for Sale, Discontinued Operations and Disposals - Operating Results of Discontinued Operations (Details)

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Assets Held for Sale, Discontinued Operations and Disposals - Operating Results of Discontinued Operations (Details) - USD ($)
3 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Income tax provision $ 19,000 $ 18,000
Net loss (665,000) (2,620,000)
Tempress and SoLayTec | Discontinued Operations, Held-for-sale    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Revenues, net of returns and allowances 5,287,000 6,228,000
Cost of sales 4,139,000 6,123,000
Gross profit 1,148,000 105,000
Selling, general and administrative 1,338,000 1,595,000
Research, development and engineering 449,000 1,080,000
Restructuring charges 0 10,000
Operating loss (639,000) (2,580,000)
Interest expense and other, net (7,000) (22,000)
Loss from discontinued operations before income taxes (646,000) (2,602,000)
Income tax provision 19,000 18,000
Net loss $ (665,000) $ (2,620,000)