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Concentrations of Credit Risk	9 Months Ended
Concentrations of Credit Risk	Dec. 31, 2019
Concentrations of Credit Risk [Abstract]
Concentrations of Credit Risk	13.Concentrations of Credit Risk Financial instruments that potentially expose the Company to concentrations of credit risk consist primarily of cash and cash equivalents and trade accounts receivable. The Company places its cash and temporary cash investments with financial institutions for which credit loss is not anticipated. As of December 31, 2019, the Company sells its pdvConnect product and extends credit predominately to one third-party carrier. The Company maintains allowances for doubtful accounts based on factors surrounding the write-off history, historical trends, and other information.