4. Investment in Pemberwick Fund (Details)	May 31, 2018 $ / shares	Mar. 30, 2018 USD ($) $ / shares	Mar. 30, 2017 USD ($) $ / shares
Details
Weighted Average Duration of Pemberwick's assets in years		3.18
Pemberwick Net Asset Value \| $ / shares	$ 9.99	$ 9.98	$ 10.03
Investment in Pemberwick Fund - a short duration bond fund		$ 1,694,731	$ 1,314,600
Unrealized loss reflected as accumulated other comprehensive loss		12,356
Aggregate interest revenue from investment in Pemberwick		$ 93,511

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Represents the per-share monetary value of PemberwickNetAssetValue, as of the indicated date.

+ References

No definition available.

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Represents the monetary amount of Unrealized loss reflected as accumulated other comprehensive loss, as of the indicated date.

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Represents the Weighted Average Duration of Pemberwick's assets in years, as of the indicated date.

+ References

No definition available.

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Amount of equity securities categorized neither as held-to-maturity nor as trading.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
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