Note 18 - Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2023

Earnings per share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	For the year ended December 31,
	2021			2022			2023
	Basic EPS			Basic EPS			Basic EPS
Net income	$	435,121		$	554,692		$	381,019
Less: Net loss attributable to non-controlling interest in subsidiaries		-			263			4,730
Net income attributable to Costamare Inc.		435,121			554,955			385,749
Less: paid and accrued earnings allocated to Preferred Stock		(31,068	)		(31,068	)		(31,068	)
Net income available to common stockholders	$	404,053		$	523,887		$	354,681
Weighted average number of common shares, basic and diluted		123,070,730			122,964,358			120,299,172
Earnings per common share, basic and diluted	$	3.28		$	4.26		$	2.95