Note 5 - Common Stock (Details Textual) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Preferred Stock, Shares Authorized (in shares)	10,000,000		10,000,000		10,000,000	10,000,000	10,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.0001		$ 0.0001		$ 0.0001	$ 0.0001	$ 0.0001
Common Stock, Shares Authorized (in shares)	65,000,000		65,000,000		65,000,000	65,000,000	65,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.0001		$ 0.0001		$ 0.0001	$ 0.0001	$ 0.0001
Common Stock, Shares Authorized to Sell (in shares)	750,000				750,000
Shares Issued, Price Per Share (in dollars per share)	$ 1				$ 1
Stock Issued During Period, Shares, New Issues (in shares)					70,000	194,000
Proceeds from Issuance of Common Stock					$ 70,000	$ 194,000
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture, Total	$ 48,000	$ 48,000	$ 148,000	$ 108,000
Consultant to Facilitate Growth Strategies [Member]
Stock Issued During Period, Shares, Issued for Services (in shares)						160,000
Stock Issued During Period, Value, Issued for Services						$ 160,000
Director [Member]
Stock Issued During Period, Shares Per Month Per Director (in shares)					4,000	4,000
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture, Total (in shares)					96,000	96,000
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture, Total					$ 96,000	$ 96,000