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Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details) - reportable_segment
3 Months Ended 12 Months Ended
Sep. 30, 2020
Jun. 30, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Number of reportable segments 3  
Accounting Standards Update [Extensible List]   us-gaap:AccountingStandardsUpdate201602Member