Restructuring - Additional Information (Detail) $ in Millions	1 Months Ended		3 Months Ended	12 Months Ended
	Mar. 31, 2022 Employee	Nov. 30, 2021 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Restructuring Cost And Reserve [Line Items]
Percent of employees terminated		35.00%
Severance costs and expenses				$ 0.4
Charges related to write off of prepaid manufacturing cost		$ 3.8		3.8
Restructuring liability				$ 0.2
Number of employees terminated | Employee	22
Remaining number of full time employees | Employee	5
Operating Expense
Restructuring Cost And Reserve [Line Items]
Severance and other charges			$ 1.0