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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]    
Statutory income taxes $ (2,115) $ (1,716)
Net operating losses for which no tax benefits have been recorded 1,040 1,048
Deficiency of depreciation over capital cost allowance (32) (28)
Non-deductible expenses 839 455
Undeducted research and development expenses 383 409
Investment tax credit (115) (168)
Income tax expense (benefit), total $ 0 $ 0