Note 13 - Derivative Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2019

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
USD/British Pound	Sell		£	2,670,000	0.3	0.9
EURO/British Pound	Sell		£	3,573,000	0.3	0.78
Interest Rate Swap		—	$	201,796,875	3.5	—

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

Designation of Derivatives	Balance Sheet Location	June 30, 2019			December 31, 2018
Derivatives Designated as Hedging Instruments:
Interest Rate Swaps	Other non-current assets	$	785		$	3,648
	Total Assets	$	785		$	3,648
Interest Rate Swaps	Other non-current liabilities	$	4,871		$	1,885
	Total Liabilities	$	4,871		$	1,885
Derivatives Not Designated as Hedging Instruments:
Forward Currency Contracts	Prepaid expenses and other current assets	$	—		$	—
	Total Assets	$	—		$	—
Forward Currency Contracts	Accrued expenses	$	41		$	44
	Total Liabilities	$	41		$	44
	Total Derivative Assets	$	785		$	3,648
	Total Derivative Liabilities		4,912			1,929
	Total Net Derivative Asset (Liability)	$	(4,127	)	$	1,719