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Loss per Share - Computation of net loss per share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Net loss	$ (88,602)	$ (52,697)
Basic weighted average number of shares of common stock outstanding (in shares)	92,239,306	69,524,148
Diluted weighted average number of shares of common stock outstanding (in shares)	92,239,306	69,524,148
Basic net loss per share (in dollars per share)	$ (0.96)	$ (0.76)
Diluted net loss per share (in dollars per share)	$ (0.96)	$ (0.76)

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-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256

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