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Tangible Equity Units (Schedule of Tangible Equity Units Activity) (Details) - Tangible Equity Units [Member] - shares
1 Months Ended 6 Months Ended
Jul. 31, 2019
Sep. 30, 2021
Sep. 30, 2020
Tangible Equity Units [Line Items]      
Outstanding at March 31,   4,833,645 5,137,345
Issued 5,750,000
Conversions   (779,325)
Outstanding at September 30,   4,054,320 5,137,345