Annual report pursuant to Section 13 and 15(d)

Provision for Income Taxes - Additional Information (Details)

v3.22.2.2
Provision for Income Taxes - Additional Information (Details) - USD ($)
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Income Tax Contingency [Line Items]    
Deferred tax assets, gross $ 10,952,000 $ 4,168,000
Goodwill expected to be deductible to tax purposes 92,500,000 68,500,000
Unrecognized tax benefits 0 0
Investment Tax Credit 300,000 300,000
Federal    
Income Tax Contingency [Line Items]    
Operating loss carryforwards 10,500,000 0
State    
Income Tax Contingency [Line Items]    
Operating loss carryforwards $ 38,000,000.0 $ 15,200,000