Export Sales (Details) - Schedule of export sales - USD ($)	3 Months Ended
	Feb. 28, 2022	Feb. 28, 2021
Canada [Member]
Revenue from External Customer [Line Items]
Export sales	$ 1,714,380	$ 954,765
China [Member]
Revenue from External Customer [Line Items]
Export sales	1,792,412	1,308,802
Other Asian Countries [Member]
Revenue from External Customer [Line Items]
Export sales	410,884	413,640
South America [Member]
Revenue from External Customer [Line Items]
Export sales	30,090	37,477
Europe [Member]
Revenue from External Customer [Line Items]
Export sales	$ 1,717,937	$ 431,570