Term Loan (Details) - Term Loan [Member]			1 Months Ended	3 Months Ended
	Apr. 30, 2020	Feb. 28, 2019 USD ($) $ / shares shares	Feb. 28, 2019 USD ($) Tranche $ / shares shares	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2019 USD ($)	Apr. 30, 2019 USD ($)
Line Of Credit Facility [Line Items]
Interest expense				$ 100,000	$ 100,000
SVB Loan Agreement [Member]
Line Of Credit Facility [Line Items]
Loan and security agreement, date				Feb. 28, 2019
Number of tranches | Tranche			2
Term loan maturity date		Jul. 31, 2022
Floating interest rate				(2.00%)
Prepayment charge, percentage			0.50%
Additional interest rate of past due amount outstanding			5.00%
SVB Loan Agreement [Member] | Prime Rate [Member]
Line Of Credit Facility [Line Items]
Floating interest rate			1.50%
SVB Loan Agreement [Member] | Minimum [Member]
Line Of Credit Facility [Line Items]
Floating interest rate			3.75%
Silicon Valley Bank [Member]
Line Of Credit Facility [Line Items]
Term loan facility		$ 10,000,000.0	$ 10,000,000.0
Term loan borrowed				$ 4,200,000		$ 5,400,000
Silicon Valley Bank [Member] | Deferral Agreement
Line Of Credit Facility [Line Items]
Term loan maturity date	Jan. 31, 2023
Final end of term charge payable, percentage	4.00%
Final end of term charge accrued						$ 400,000
Silicon Valley Bank [Member] | Series A Preferred Stock [Member] | Silicon Valley Bank Warrants [Member]
Line Of Credit Facility [Line Items]
Warrants issued to purchase shares of preferred stock | shares		15,257	15,257
Warrants exercise price | $ / shares		$ 5.46	$ 5.46
Tranche One [Member] | SVB Loan Agreement [Member]
Line Of Credit Facility [Line Items]
Term loan borrowed								$ 7,500,000
Tranche Two [Member] | SVB Loan Agreement [Member]
Line Of Credit Facility [Line Items]
Term loan borrowed							$ 2,500,000