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Employee Retirement Plan
 12 Months Ended
Sep. 30, 2022
Retirement Benefits [Abstract]  
Employee Retirement Plan Employee Retirement PlanThe Company sponsors a Simple IRA plan (the “Plan”), which covers all of the Company’s corporate employees. The Plan allows corporate employees to contribute up to the maximum amount allowed by law, with the Company making a matching contribution of up to 3% of the employee’s salary. Expenses related to matching contributions to the Plan approximated $258,000, $209,000, and $171,000 for the years ended September 30, 2022, 2021, and 2020, respectively.