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Intangible Assets - Narrative (Details) - USD ($)
9 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Value $ 16,642,000  
Amortization expense related to finite-lived intangible assets 79,900 $ 26,600
MIAT College of Technology    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Value $ 16,200,000