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Stock-Based Compensation - Schedule Of Stock Option Activity (Details)
 12 Months Ended
Sep. 30, 2023
$ / shares
shares
Number of Shares  
Number of Shares, Beginning balance | shares 164,796
Number of Shares, Options granted | shares 2,051
Number of Shares, Options exercised | shares (56,516)
Number of Shares, Options cancelled | shares (4,463)
Number of Shares, Ending balance | shares 105,868
Weighted Average Exercise Price per Share  
Weighted Average Exercise Price per Share, Beginning balance | $ / shares $ 33.34
Weighted Average Exercise Price per Share, Options granted | $ / shares 4.55
Weighted Average Exercise Price per Share, Options exercised | $ / shares 26.38
Weighted Average Exercise Price per Share, Options cancelled | $ / shares 61.35
Weighted Average Exercise Price per Share, Ending balance | $ / shares $ 35.31