Subsequent Events (Details) - Subsequent Event $ in Millions	Nov. 01, 2021 USD ($) ft²	Oct. 21, 2021 USD ($)
Special Purpose Space
Subsequent Event [Line Items]
Area of special purpose space leased \| ft²	20,950
Lease term	10 years
Annual lease payments	$ 2.1
Lessee, escalation percentage	3.00%
Senior Secured Notes Due November 30, 2022 \| Senior Notes
Subsequent Event [Line Items]
Face amount		$ 52.2

Face (par) amount of debt instrument at time of issuance.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant