Note 5 - Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

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

	Three months ended March 31,
	2021		2020
	(In thousands, except share and per share data)
Net income	$	73,384	$	46,852
Weighted-average shares:
Basic weighted-average number of common shares outstanding		79,530,777		79,588,076
Dilutive effect of weighted-average outstanding common share equivalents RSUs		301,528		241,949
Diluted weighted-average number of common shares outstanding		79,832,305		79,830,025
Average restricted stock units with anti-dilutive effect		71,108		47,399
Earnings per common share:
Basic	$	0.92	$	0.59
Diluted	$	0.92	$	0.59