Note 15 - Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

	Position		Notional Amount		Weighted Average Remaining Maturity In Years		Average Exchange Rate
Interest Rate Swap		—	$	166,287,598		2.2		—

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

			December 31,
Designation of Derivatives	Balance Sheet Location	2020			2019
Derivatives Designated as Hedging Instruments:
Interest Rate Swaps	Other non-current assets	$	-		$	261
	Total Assets	$	-		$	261
Interest Rate Swaps	Other non-current liabilities	$	9,018		$	4,899
	Total Liabilities	$	9,018		$	4,899
	Total Derivative Assets	$	-		$	261
	Total Derivative Liabilities		9,018			4,899
	Total Net Derivative Liability	$	(9,018	)	$	(4,638	)