Note 8 - Commitments and Contingencies (Details Textual)					3 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended	27 Months Ended
	Oct. 01, 2019 USD ($) shares	Jun. 06, 2019 USD ($) shares	Dec. 06, 2018 USD ($) $ / shares shares	Sep. 18, 2017 USD ($)	Dec. 31, 2019 USD ($)	Jun. 06, 2019 shares	Dec. 31, 2019 USD ($) shares	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Monthly Consulting Fee	$ 50,000
Stock Issued During Period, Shares, Issued for Services | shares	2,000,000						2,500,000
Quarterly Stock Fee, Shares | shares	2,000,000
Consulting Expense Related to Common Stock Payments					$ 180,000
Consulting Expense Related to Cash Payments					$ 50,000
Asset Forfeiture, Charge								$ 200,000
SylvaCap Media [Member]
Monthly Consulting Fee			$ 10,000
Monthly Consulting Fee, Number of Months			12
SylvaCap Media [Member] | Restricted Stock [Member]
Stock Issued During Period, Shares, Issued for Services | shares		2,000,000	2,000,000			4,000,000
Loss on Contract Termination		$ 135,000
Shares Unissued for Services, Contract Termination | shares		2,000,000
Warrants Issued to SylvaCap Media for Business Advisory and Consulting Services [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares			2,000,000
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares			$ 0.1125
Warrants and Rights Outstanding			$ 244,000
Class of Warrant or Right, Expense							$ 162,667
Agreement With Louisiana State Unversity AgCenter [Member]
Term of Agreement				5 years			3 years
Option to Renew Agreement, Amount				2
Term of Agreement, Renewal				5 years
Research and Development Expense, Total				$ 500,000			$ 250,000		$ 750,000