Discontinued Operations, Sale of the Cold-EEZE® Business (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Discontinued Operations and Disposal Groups [Abstract]
Incurred costs against gain on sale of discontinued assets, net of taxes	$ 40	$ 170

Amount after tax of an increase (decrease) to a gain (loss) previously reported in discontinued operations in a prior period.

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