XML 57 R46.htm IDEA: XBRL DOCUMENT v3.21.2
Related Party Transactions - Additional Information (Detail) - Management [Member] - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Jun. 30, 2021
Related Party Transaction [Line Items]      
Legal services to these law firms $ 50 $ 55  
Amount payable to law firms $ 48   $ 21