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Summary of Significant Accounting Policies - Significant Customers Representing 10% or more of Revenue or Accounts Receivable, Net (Details) - Customer A - Customer Concentration Risk
6 Months Ended 12 Months Ended
Sep. 30, 2021
Mar. 31, 2022
Revenue    
Concentration Risk [Line Items]    
Concentration risk 10.00%  
Accounts Receivable, Net    
Concentration Risk [Line Items]    
Concentration risk   21.00%