Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Statutory income taxes	$ (2,398)	$ (2,421)
Net operating losses for which no tax benefits have been recorded	1,189	1,185
Deficiency of depreciation over capital cost allowance	(178)	(236)
Non-deductible expenses	667	422
Undeducted research and development expenses	820	1,167
Investment tax credit	(100)	(117)
Income tax expense (benefit), total	$ 0	$ 0