Net loss Per Share - Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Net loss	$ (15,673)	$ (10,057)
Net loss	$ (15,673)	$ (10,057)
Basic weighted-average shares outstanding (in shares)	201,925,747	183,566,524
Diluted weighted-average shares outstanding (in shares)	201,925,747	183,566,524
Basic loss per share (in dollars per share)	$ (0.08)	$ (0.05)
Diluted loss per share (in dollars per share)	$ (0.08)	$ (0.05)