Note 11 - Leasing Arrangements - Maturities of Lease Liabilities for Operating Leases (Details)	Aug. 31, 2019 USD ($)
FY 20	$ 416,147
FY 21	819,004
FY 22	694,755
FY 23	437,446
FY 24	315,963
Thereafter	717,039
Total	3,400,354
Less: imputed interest	(333,528)
Operating Lease, Liability, Total	$ 3,066,826
Weighted average lease term (years) (Year)	7 years