Net Income per Share (Details) - Schedule of Earnings Per Share, Basic and Diluted - USD ($)	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Basic net income per share computation:
Net income	$ 575,501	$ 110,980
Preferred dividends	(80,000)	(80,000)
Net income attributable to common shareholders	495,501	30,980
Add: Preferred dividends	80,000	0
Diluted income attributable to common shareholders	$ 575,501	$ 30,980
Weighted-average common shares outstanding (in Shares)	3,255,887	3,255,887
Incremental shares attributable to the assumed conversion of preferred stock, and exercise of outstanding stock options and warrants (in Shares)	1,839,778	0
Total adjusted weighted-average shares (in Shares)	5,095,665	3,255,887
Diluted net income (loss) per share (in Dollars per share)	$ 0.11	$ 0.01
Basic net income per share (in Dollars per share)	$ 0.15	$ 0.01