Note 13 - Subsequent Events |
12 Months Ended |
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Dec. 31, 2018 | |
Notes to Financial Statements | |
Subsequent Events [Text Block] | 1 3 . Subsequent Events On February 7, 2019, the Company amended the unsecured revolving promissory note to borrow up to $2,700,000 from G. Ward Paxton, the Company’s Chief Executive Officer. Under the terms of the note, the Company may borrow, repay and reborrow on the loan as needed up to an outstanding principal balance due of $2,700,000 at any given time through March 2021. |