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Subsequent Events (Detail Textuals) - USD ($)		3 Months Ended	12 Months Ended		14 Months Ended
	May 27, 2020	Jun. 21, 2020	Mar. 31, 2020	Mar. 31, 2019	Jun. 21, 2020
Debt Instrument [Line Items]
Number of shares repurchased			119,000	0
Aggregate cost of shares repurchased			$ 979,000	$ 0
Subsequent Event
Debt Instrument [Line Items]
Number of shares repurchased		4,712			123,751
Aggregate cost of shares repurchased		$ 27,000			$ 1,000,000
Shares repurchased, average cost per share		$ 5.82			$ 8.05
Subsequent Event | Paycheck Protection Program | Fifth Third Bank
Debt Instrument [Line Items]
Loan obtained	$ 3,243,900
Loan interest rate	1.00%
Accrued and unpaid initial payment date	Dec. 27, 2020
Loan maturity date	May 27, 2022
Prepayment penalties upon early repayment	$ 0

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