Note 8 - Income Taxes - Net Operating Loss Carryforwards (Details)	Sep. 30, 2019 USD ($)
Tax Year 2019 [Member]
NOL carryforward	$ 6,100,000
Tax Year 2018 [Member]
NOL carryforward	2,431,004
Tax Year 2016 [Member]
NOL carryforward	$ 82,820

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant