Note 10 - Capital Stock, Warrants and Stock Options (Details) - USD ($)	6 Months Ended		12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Jun. 30, 2019
Common Stock, Shares Authorized	750,000,000		750,000,000
Common Stock, Par or Stated Value Per Share	$ 0.000001		$ 0.000001
Preferred Stock, Shares Authorized	10,000,000		10,000,000
Preferred Stock, Par or Stated Value Per Share	$ 0.000001		$ 0.000001
Gemstone
Private placement units issued		160,408
Proceeds from Issuance of Private Placement		$ 549,333
Private placement financing costs		25,750
Private equity
Private placement units issued		645,866
Proceeds from Issuance of Private Placement		$ 365,341
Private placement financing costs		10,062
Nonbrokered Private Placement
Private placement units issued			11,660,000
Proceeds from Issuance of Private Placement			$ 436,608
Private placement financing costs			19,640
Nonbrokered Private Placement Tranche Two
Private placement units issued	23,005,800
Proceeds from Issuance of Private Placement	$ 868,758
Private placement financing costs	22,078
Second Nonbrokered Private Placement
Private placement units issued	30,000,000
Proceeds from Issuance of Private Placement	$ 1,126,344
Private placement financing costs	28,847
Second Nonbrokered Private Placement Tranche Two
Private placement units issued	1,000,000
Proceeds from Issuance of Private Placement	$ 37,550