Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001	$ 0.001
Preferred Stock, Shares Authorized (in shares)	10,000,000	10,000,000
Preferred Stock, Shares Issued (in shares)	0	0
Preferred Stock, Shares Outstanding (in shares)	0	0
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001	$ 0.001
Common Stock, Shares Authorized (in shares)	65,000,000	65,000,000
Common Stock, Shares, Issued (in shares)	18,824,106	18,824,106
Common Stock, Shares, Outstanding (in shares)	18,824,106	18,824,106
Series A Preferred Stock [Member]
Preferred Stock, Shares Authorized (in shares)	2,000,000	2,000,000
Convertible Credit Line Payable, Related Party [Member]
Convertible debt, noncurrent unamortized discount	$ 7,856	$ 11,100
Secured Senior Secured Convertible Note [Member]
Convertible debt, noncurrent unamortized discount	$ 172,778