Note 12 - Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Debt [Table Text Block]

	Interest Rate at		December 31,
	Dec. 31, 2019	Maturities	2019			2018
Credit Facility, interest payable monthly	Variable, 3.1%	2020	$	10,000		$	55,000
Less current portion				(10,000	)		–
			$	–		$	55,000

Schedule of Maturities of Long-term Debt [Table Text Block]

	Long–Term Debt
2020	$	10,000
2021		–
2022		–
2023		–
2024		–
Thereafter		–
Total	$	10,000