Note 5 - Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Notes Tables

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

	Three months ended September 30,				Nine months ended September 30,
(Dollars in thousands, except share and per share data)	2017		2016		2017		2016
Net income	$	49,746	$	46,090	$	150,102	$	127,084
Weighted-average shares:
Basic weighted-average number of common shares outstanding		80,665,398		78,865,860		80,073,249		79,147,839
Dilutive effect of weighted-average outstanding common share equivalents
Warrants		399,957		569,949		409,019		520,686
Options		19,221		95,850		25,706		90,461
Restricted stock units		320,278		165,410		289,205		143,860
Diluted weighted-average number of common shares outstanding		81,404,854		79,697,069		80,797,179		79,902,846
Average stock options and warrants with anti-dilutive effect		0		207,183		6,561		247,974
Earnings per common share:
Basic	$	0.62	$	0.58	$	1.87	$	1.61
Diluted	$	0.61	$	0.58	$	1.86	$	1.59