XML 93 R38.htm IDEA: XBRL DOCUMENT v3.21.4
Short-Term Borrowings (Tables)
12 Months Ended
Sep. 30, 2021
Debt Disclosure [Abstract]  
Schedule of Short-Term borrowings
   As of September 30, 
   2020   2021 
Short-term borrowings  $299,315   $310,395