Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

v3.21.1
Income Taxes (Details Textual)
€ in Millions, $ in Millions, $ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2020
CAD ($)
Dec. 31, 2020
EUR (€)
Dec. 31, 2019
CAD ($)
Income Taxes (Textual)            
Net operating losses available to offset future taxable income $ 35.2 $ 16.3 $ 1.5      
Change in valuation allowance $ 9.1 $ 6.3        
Airpatrol Merger Agreement            
Income Taxes (Textual)            
Change in valuation allowance       $ 16.8   $ 12.0
Nanotron            
Income Taxes (Textual)            
Change in valuation allowance | €         € 53.1