Condensed Consolidated Statements of Loss and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Operating expenses
Research and development, net of tax credits (note 8)	$ 41,985	$ 16,849
General and administrative	7,004	3,052
Commercial	8,892	3,921
Loss from operations	(57,881)	(23,822)
Interest income, net of bank charges	2,596	711
Loss and comprehensive loss before income taxes	(55,285)	(23,111)
Income tax (recovery) expense (note 9)	(56)	74
Net loss and comprehensive loss for the period	$ (55,229)	$ (23,185)
Weighted average number of shares outstanding, basic and diluted (note 1)	15,784,750	319,202
Net loss per share, basic and diluted (note 8)	$ 3.50	$ 72.63

Expenses recognized in the period that are directly related to the commercial of products or services.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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