XML 118 R80.htm IDEA: XBRL DOCUMENT v3.21.2
Commitments and Contingencies - Operating Lease by Balance Sheet Grouping (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Sep. 30, 2020
Commitments and Contingencies Disclosure [Abstract]    
Operating lease asset $ 27,785 $ 31,610
Operating lease liability $ 29,569 $ 33,302