General - Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
	Mar. 18, 2021	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Net loss per share
Common Stock, par value (in dollars per share)		$ 0.0001		$ 0.0001
Anti dilutive shares		2,278,365	1,722,668
Net loss attributable to common stockholders		$ (38,304)	$ (11,230)
Weighted average common shares outstanding - basic and diluted		50,646,482	49,065,055
Loss per share - Basic and diluted (in dollars per share)		$ (0.76)	$ (0.23)
Common stock, shares returned			1,523,578
Series A Preferred Stock
Net loss per share
Number of anti-dilutive shares excluded from computation of diluted loss per share		1,215,924
Warrants
Net loss per share
Number of anti-dilutive shares excluded from computation of diluted loss per share		35,000,000
Warrants | Private Placement
Net loss per share
Number of anti-dilutive shares excluded from computation of diluted loss per share	9,731,819