Note 10 - Loans Payable - Related Party (Details Textual) - USD ($)	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Interest Expense, Related Party	$ 336,139	$ 256,762
Loans Payable to Related Party [Member]
Interest Payable, Related Party	248,100	158,290
Interest Expense, Related Party	$ 89,892	$ 84,329

Amount of interest expense incurred on a debt or other obligation to related party.

No definition available.

Name:	us-gaap_InterestExpenseRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration