Summary of Significant Accounting Policies (Details)	3 Months Ended		9 Months Ended		12 Months Ended
Summary of Significant Accounting Policies (Details)	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Mar. 31, 2020
Accounts Receivable \| Customer A
Concentration Risk [Line Items]
Concentrations of credit risk			12.70%		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		14.40%		17.70%
Sales \| Carrier Partner A
Concentration Risk [Line Items]
Concentrations of credit risk	16.50%	37.50%	18.60%	40.30%
Sales \| Carrier Partner B
Concentration Risk [Line Items]
Concentrations of credit risk	20.30%	29.80%	22.00%	30.90%
Sales \| Carrier Partner C
Concentration Risk [Line Items]
Concentrations of credit risk	30.60%		27.00%
Sales \| Carrier Partner D
Concentration Risk [Line Items]
Concentrations of credit risk	10.40%		10.40%