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Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Summary of Significant Accounting Policies (Details) [Line Items]
Restricted cash	$ 100,000		$ 100,000		$ 0
Inventory in raw materials	26,000,000		26,000,000		100,000
Inventory Finished Goods	14,000,000		14,000,000		100,000
Incurred of deferred offering costs	2,300,000		2,300,000
Deferred Revenue	100,000		100,000		100,000
Grant funding recognized on conditional grants	0	$ 200,000	200,000	$ 700,000
Research and Development Expense [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Other income and expenses	400,000	1,300,000	1,100,000	2,600,000
Prepaid expenses		$ 1,200,000		$ 1,200,000	2,100,000
Accrued liabilities	$ 600,000		$ 600,000		$ 300,000
Equipment [Member] | Minimum [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Useful lives of asset			3 years
Equipment [Member] | Maximum [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Useful lives of asset			5 years
Furniture and Fixtures [Member] | Minimum [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Useful lives of asset			3 years
Furniture and Fixtures [Member] | Maximum [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Useful lives of asset			7 years

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