Note 4 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2016

Notes Tables

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

	Three months ended June 30,				Six months ended June 30,
(Dollars in thousands, except share and per share data)	2016		2015		2016		2015
Net income	$	34,831	$	45,200	$	80,994	$	81,180
Weighted-average shares:
Basic weighted-average number of common shares outstanding		78,846,237		79,939,197		79,290,378		79,887,699
Dilutive effect of weighted-average outstanding common share equivalents
Warrants		539,201		566,405		495,785		456,274
Options		92,455		139,867		87,737		124,249
Restricted stock units		141,990		53,525		132,966		37,043
Diluted weighted-average number of common shares outstanding		79,619,883		80,698,994		80,006,866		80,505,265
Average stock options and warrants with anti-dilutive effect		177,642		939,615		268,593		1,246,123
Earnings per common share:
Basic	$	0.44	$	0.57	$	1.02	$	1.02
Diluted	$	0.44	$	0.56	$	1.01	$	1.01