Note 19 - Derivatives (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Derivative Instruments [Table Text Block]

Effective date	Termination date	Notional amount (Non-amortizing) on effective date in Euro		Notional amount (Non-amortizing) on effective date in USD		Fixed rate (Costamare receives in Euro)			Fixed rate (Costamare pays in USD)			Fair value December 31, 2021 (in USD)
21/5/2021	21/11/2025	€	50,000	$	61,175		2.70	%		4.10	%	$	(5,329	)
25/5/2021	21/11/2025	€	50,000	$	61,200		2.70	%		4.05	%	$	(4,837	)
Total fair value												$	(10,166	)

Schedule of Derivatives In ASC 815 Cash Flow Hedging Relationships [Table Text Block]

The Effect of Derivative Instruments for the years ended
December 31, 2019, 2020 and 2021
Derivatives in ASC 815 Cash Flow Hedging Relationships
	Amount of Gain / (Loss) Recognized in Accumulated OCI on Derivative
	2019			2020			2021
Interest rate and cross-currency rate swaps	$	(3,931	)	$	(8,129	)	$	382
Reclassification to Interest and finance costs		(1,885	)		1,323			6,417
Total	$	(5,816	)	$	(6,806	)	$	6,799

Schedule of Derivatives Not Designated as Hedging Instruments under ASC 815 [Table Text Block]

Derivatives Not Designated as Hedging Instruments under ASC 815
	Location of Gain / (Loss) Recognized in Income on Derivative	Amount of Gain / (Loss) Recognized in Income on Derivative
		2019			2020			2021
Non-hedging interest rate swaps	Loss on derivative instruments, net	$	(727	)	$	(2,283	)	$	(380	)
Forward contracts	Loss on derivative instruments, net		124			337			(866	)
Total		$	(603	)	$	(1,946	)	$	(1,246	)