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Note 2 - Summary of Significant Accounting Policies (Details) - Schedule of Accounts, Notes, Loans and Financing Receivable - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance at January 1, 2018	$ 218,976
Provision for the year	13,241	$ 305,519
Balance at December 31, 2018	224,795	$ 218,976
Common Stock Issued in Warrant Surrender [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Write off	$ (7,422)

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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