Long-Term Debt (Narrative-Notes Payable - Buildings) (Details) - The Bank And Trust SSB [Member] - Warehousing And Distribution Center [Member] - Notes Payable - Buildings [Member] - USD ($)	Mar. 03, 2020	Jul. 31, 2024	Apr. 30, 2024
Debt Instrument [Line Items]
Mortgage agreement, amount	$ 556,000
Mortgage agreement, outstanding amount		$ 353,469	$ 366,572
Mortgage agreement, monthly principal payment	$ 6,103
Mortgage agreement, interest rate	5.75%
Variable interest rate	1.00%
Mortgage agreement, payable period	120 months