Annual report pursuant to Section 13 and 15(d)

Environmental Liabilities - Additional Information (Details)

v3.22.0.1
Environmental Liabilities - Additional Information (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Environmental Remediation Obligations [Abstract]    
Environmental obligations $ 12.9 $ 13.5
Estimated amount recoverable $ 5.1 $ 5.6