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Note 4 - Discontinued Operations (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Discontinued Operation, Income (Loss) from Discontinued Operation Disclosures [Table Text Block] |
|  | Year Ended December 31, |
|  | 2017 |
Net sales |  | $ | 12 |
Cost of sales |  |  | 1,792 |
Gross loss |  |  | (1,780 | )
Selling, general, and administrative expense |  |  | (1 | )
Gain on sale of facility |  |  | (6 | )
Operating loss |  |  | (1,773 | )
Interest expense |  |  | - |
Loss before income taxes |  |  | (1,773 | )
Income tax benefit |  |  | (2 | )
Net loss |  | $ | (1,771 | )

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