XML 62 R42.htm IDEA: XBRL DOCUMENT v3.21.2
Balance sheet components - Receivable (Detail) - USD ($)
$ in Thousands
Sep. 30, 2021
Sep. 30, 2020
Balance sheet components    
Trade Receivables $ 26,549 $ 25,790
Other Receivables 2,337 951
Allowance for Doubtful Accounts (337) (365)
Accounts Receivable, net $ 28,549 $ 26,376