Annual report pursuant to Section 13 and 15(d)

Joint Venture (Detail)

v3.20.2
Joint Venture (Detail) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Nov. 30, 2017
Equity Method Investments and Joint Ventures [Abstract]      
Partnership interest 50.00%   50.00%
Investment in subsidiaries $ 198 $ 496  
Equity in net income of subsidiaries $ 603 $ 1,337