4. Investment in Pemberwick Fund (Details)	12 Months Ended
	Mar. 30, 2019 USD ($) $ / shares	Jun. 18, 2019 $ / shares	Mar. 30, 2018 USD ($) $ / shares
Details
Weighted Average Duration of Pemberwick's assets in years	2.62
Pemberwick Net Asset Value | $ / shares	$ 9.97	$ 10.00	$ 9.98
Investment in Pemberwick Fund - a short duration bond fund	$ 259,570		$ 309,296
Aggregate interest revenue from investment in Pemberwick	61,177
Unrealized loss included in aggregate interest revenue from investment in Pemberwick	$ 2,423