Quarterly report pursuant to Section 13 or 15(d)

Inventories - Additional Information (Details)

v3.21.2
Inventories - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Inventory Disclosure [Abstract]        
Inventory $ 0.0 $ 0.0 $ 0.4 $ 0.9