Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.20.2
Summary of Significant Accounting Policies (Details)
 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Mar. 31, 2020
Accounts Receivable | Customer A          
Concentration Risk [Line Items]          
Concentrations of credit risk     13.10%   11.60%
Accounts Receivable | Customer B          
Concentration Risk [Line Items]          
Concentrations of credit risk         11.50%
Sales | Customer A          
Concentration Risk [Line Items]          
Concentrations of credit risk   19.60%   20.60%  
Sales | Customer B          
Concentration Risk [Line Items]          
Concentrations of credit risk   10.10%   10.90%  
Sales | Carrier Partner A          
Concentration Risk [Line Items]          
Concentrations of credit risk 19.60% 43.50% 20.00% 43.30%  
Sales | Carrier Partner B          
Concentration Risk [Line Items]          
Concentrations of credit risk 23.40% 32.70% 23.20% 31.40%  
Sales | Carrier Partner C          
Concentration Risk [Line Items]          
Concentrations of credit risk 26.40%   24.50%    
Sales | Carrier Partner D          
Concentration Risk [Line Items]          
Concentrations of credit risk 9.60%   10.50%