Corporate Restructuring (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Sep. 15, 2021	Sep. 30, 2021	Sep. 30, 2021
Corporate Restructuring
Reduction in workforce (as a percent)	75.00%
Restructuring costs		$ 1,771	$ 1,771
Research and development
Corporate Restructuring
Restructuring costs		1,000	1,000
Selling, general and administrative
Corporate Restructuring
Restructuring costs		800	800
Maximum
Corporate Restructuring
Cash expenses related to the costs of employee severance		18,000	18,000
Minimum
Corporate Restructuring
Cash expenses related to the costs of employee severance		$ 20,000	$ 20,000