Restructuring - Additional Information (Details)	3 Months Ended					12 Months Ended
	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($) Employee
Restructuring Cost And Reserve [Line Items]
Number of employees terminated | Employee							52
Percentage of workforce terminated							90.00%
Employee Severance and Benefits Costs [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges						$ 2,800,000	$ 2,700,000
Payments for restructuring	$ 2,600,000		$ 100,000	$ 900,000	$ 1,700,000
Quarterly restructuring payment, description						The Company expects to pay approximately $30,000 each quarter through the end of fiscal 2022 as part of the severance and benefit obligations.
Expected quarterly restructuring payment						$ 30,000
Employee Severance and Benefits Costs [Member] | Maximum [Member]
Restructuring Cost And Reserve [Line Items]
Payments for restructuring		$ 100,000