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Cash and Cash Equivalents
9 Months Ended
Jun. 30, 2021
Cash and Cash Equivalents [Abstract]  
Cash and Cash Equivalents
7.
Cash and Cash Equivalents
Cash and cash equivalents include the following:
 
    
June 30,
2021
    
September 30,
2020
 
 
Institutional money market funds
   $ 1,017      $ 1,017  
Cash on hand, unrestricted
     68,995        52,497  
    
 
 
    
 
 
 
Total
   $ 70,012      $ 53,514