Subsequent Events (Details) $ in Millions	1 Months Ended
	Oct. 31, 2021 USD ($) ft²	Sep. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)
Subsequent Event [Line Items]
Letters of credit outstanding, amount		$ 0.7	$ 0.7
Subsequent Event
Subsequent Event [Line Items]
Operating lease, area of headquarters | ft²	34,229
Annual lease payments	$ 3.4
Annual payment increase percentage	0.030
Letters of credit outstanding, amount	$ 3.5