Summary of Significant Accounting Policies - Loss Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Basic and diluted net loss per share of common stock:
Net loss	$ (98,776)	$ (67,475)
Deemed Dividends		(8,880)
Net loss applicable to common shareholders	$ (98,776)	$ (76,355)
Weighted average shares of common stock outstanding - Basic (in shares)	36,697,171	27,270,055
Weighted average shares of common stock outstanding - Diluted (in shares)	36,663,340	27,270,055
Net loss per share of common stock-basic	$ (2.69)	$ (2.80)
Net loss per share of common stock-diluted	$ (2.69)	$ (2.80)
Antidilutive securities excluded from the computation of diluted weighted average shares outstanding (in shares)	5,679,880	4,482,863
Convertible preferred stock
Basic and diluted net loss per share of common stock:
Antidilutive securities excluded from the computation of diluted weighted average shares outstanding (in shares)	915,000	950,600
Restricted stock
Basic and diluted net loss per share of common stock:
Antidilutive securities excluded from the computation of diluted weighted average shares outstanding (in shares)	26,025	24,625
Stock option
Basic and diluted net loss per share of common stock:
Antidilutive securities excluded from the computation of diluted weighted average shares outstanding (in shares)	4,738,855	3,507,638