Consolidated Statements of Changes in Equity (Unaudited) - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balances (in shares) at May. 31, 2023	50,000	28,279,701
Balances at May. 31, 2023	$ 5	$ 2,828	$ 53,533,272	$ (33,995,621)	$ 19,540,484
Preferred dividends	0	0	0	(146,199)	(146,199)
Net income	0	0	0	1,744,219	1,744,219
Net income	$ 0	$ 0	0	1,744,219	1,744,219
Balances (in shares) at Aug. 31, 2023	50,000	28,279,701
Balances at Aug. 31, 2023	$ 5	$ 2,828	53,533,272	(32,397,601)	21,138,504
Balances (in shares) at May. 31, 2023	50,000	28,279,701
Balances at May. 31, 2023	$ 5	$ 2,828	53,533,272	(33,995,621)	19,540,484
Net income					2,709,045
Net income					2,709,045
Balances (in shares) at Nov. 30, 2023	50,000	28,279,701
Balances at Nov. 30, 2023	$ 5	$ 2,828	53,533,272	(31,579,247)	21,956,858
Balances (in shares) at Aug. 31, 2023	50,000	28,279,701
Balances at Aug. 31, 2023	$ 5	$ 2,828	53,533,272	(32,397,601)	21,138,504
Preferred dividends	0	0	0	(146,472)	(146,472)
Net income	0	0	0	964,826	964,826
Net income	$ 0	$ 0	0	964,826	964,826
Balances (in shares) at Nov. 30, 2023	50,000	28,279,701
Balances at Nov. 30, 2023	$ 5	$ 2,828	53,533,272	(31,579,247)	21,956,858
Balances (in shares) at May. 31, 2024	50,000	28,279,701
Balances at May. 31, 2024	$ 5	$ 2,828	53,533,272	(29,555,356)	23,980,749
Preferred dividends	0	0	0	(148,082)	(148,082)
Net income	0	0	0	335,454	335,454
Net income	$ 0	$ 0	0	335,454	335,454
Balances (in shares) at Aug. 31, 2024	50,000	28,279,701
Balances at Aug. 31, 2024	$ 5	$ 2,828	53,533,272	(29,367,984)	24,168,121
Balances (in shares) at May. 31, 2024	50,000	28,279,701
Balances at May. 31, 2024	$ 5	$ 2,828	53,533,272	(29,555,356)	23,980,749
Net income					130,740
Net income					130,740
Balances (in shares) at Nov. 30, 2024	50,000	28,279,701
Balances at Nov. 30, 2024	$ 5	$ 2,828	53,533,272	(29,713,281)	23,822,824
Balances (in shares) at Aug. 31, 2024	50,000	28,279,701
Balances at Aug. 31, 2024	$ 5	$ 2,828	53,533,272	(29,367,984)	24,168,121
Preferred dividends	0	0	0	(140,583)	(140,583)
Net income	0	0	0	(204,714)	(204,714)
Net income	$ 0	$ 0	0	(204,714)	(204,714)
Balances (in shares) at Nov. 30, 2024	50,000	28,279,701
Balances at Nov. 30, 2024	$ 5	$ 2,828	$ 53,533,272	$ (29,713,281)	$ 23,822,824