XML 47 R36.htm IDEA: XBRL DOCUMENT v3.21.2
Commitments and Contingencies - Additional Information (Details)
$ in Thousands
3 Months Ended
Sep. 30, 2021
USD ($)
item
Jun. 30, 2021
USD ($)
Commitments And Contingencies [Line Items]    
Number of potentially responsible parties | item 140  
Current And Long Term Liabilities    
Commitments And Contingencies [Line Items]    
Accrual for environmental loss contingencies | $ $ 4,321 $ 4,293