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Financial Instruments and Fair Value Disclosures (Investments) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Financial Instruments and Fair Value Disclosures
Unrealized gain/(loss) on investment securities	$ 38,768	$ (978,305)	$ 807,103	$ 381,365
Less: Realized gain on investment securities		447,255	776,770	447,255
Net gain/(loss) on investment securities	$ 38,768	$ (531,050)	$ 1,583,873	$ 828,620

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- References

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- Definition

Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI).

+ References

No definition available.

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- Definition

Amount of realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI).

+ References

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- Definition

Amount of unrealized gain (loss) on investment in marketable security.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(7)(c))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

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