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Note 8 - Goodwill and Intangible Assets - Summary of Intangible Assets (Details) - USD ($)	Mar. 31, 2020	Sep. 30, 2019
Intangible assets, gross carrying amount	$ 1,719,750	$ 1,710,431
Accumulated amortization	(685,589)	(534,797)
Intangible assets, net	1,034,161	1,175,634
Technology-Based Intangible Assets [Member]
Intangible assets, gross carrying amount	614,519	611,043
Customer Relationships [Member]
Intangible assets, gross carrying amount	587,801	584,477
Trade Names [Member]
Intangible assets, gross carrying amount	213,746	212,537
Noncompete Agreements [Member]
Intangible assets, gross carrying amount	231,558	230,248
Patents [Member]
Intangible assets, gross carrying amount	$ 72,126	$ 72,126

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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