Note 11 - Related Party Transactions - Notes Payable (Details) - USD ($)	Dec. 31, 2019	Jun. 30, 2019
Notes Payable Due on December 31, 2012 [Member]
Notes payable	$ 3,500	$ 3,500
Notes payable, interest rate	8.00%	8.00%
Notes Payable Due on May 25, 2022 [Member]
Notes payable	$ 250,000	$ 250,000
Notes payable, interest rate	4.00%	4.00%
Notes Payable Due on April 8, 2022 [Member]
Notes payable	$ 350,000	$ 350,000
Notes payable, interest rate	4.00%	4.00%

The amount for notes payable (written promise to pay), due to related parties.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.17)
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

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