Earnings (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings (Loss) per Share

Schedule of basic and diluted loss per share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(in thousands, except per share data)	2019		2020		2019		2020
Net loss for the period	$	(17,795)	$	(12,951)	$	(59,719)	$	(51,651)
Weighted average number of shares outstanding		75,161,192		144,690,904		72,153,405		117,454,536
Basic and diluted loss per share	$	(0.24)	$	(0.09)	$	(0.83)	$	(0.44)

Schedule of ordinary share equivalents excluded from the calculations of diluted loss per share

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2019	2020	2019	2020
Stock option awards	8,340,698	11,025,635	8,340,698	11,025,635
Restricted stock units	1,289,111	2,588,041	1,289,111	2,588,041
Warrants	—	54,388,479	—	54,388,479