Note 8 - Intangible Assets, Net (Details Textual) - Customer Relationships and Assembled Workforce [Member]	3 Months Ended	6 Months Ended
Feb. 28, 2022 USD ($)	Feb. 28, 2022 USD ($)
Finite-Lived Intangible Asset, Useful Life (Year)	15 years
Amortization of Intangible Assets, Total	$ 143,567	$ 211,567
Finite-Lived Intangible Asset, Expected Amortization, Year One	423,000	423,000
Finite-Lived Intangible Asset, Expected Amortization, Year Two	423,000	423,000
Finite-Lived Intangible Asset, Expected Amortization, Year Three	423,000	423,000
Finite-Lived Intangible Asset, Expected Amortization, Year Four	423,000	423,000
Finite-Lived Intangible Asset, Expected Amortization, Year Five	$ 423,000	$ 423,000

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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