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Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Earnings Per Share [Abstract]

Summary of earnings per share

Earnings per share consisted of the following components for the periods indicated:

	Three Months Ended								Nine Months Ended
	September 30								September 30
	2016				2015				2016				2015
	(Dollars in thousands, except share and per share data)
Net income	$	20,484			$	18,594			$	59,469			$	45,505
Weighted Average Shares
Basic shares	26,324,316				26,200,621				26,301,340				25,774,571
Effect of dilutive securities	53,072				63,493				48,354				72,921
Diluted shares	26,377,388				26,264,114				26,349,694				25,847,492
Net income per share
Basic EPS	$	0.78			$	0.71			$	2.26			$	1.77
Effect of dilutive securities	—				—				—				(0.01		)
Diluted EPS	$	0.78			$	0.71			$	2.26			$	1.76

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The following table illustrates the options to purchase common stock or shares of performance-based restricted stock that were excluded from the calculation of diluted earnings per share because they were anti-dilutive for the periods indicated:

	Three Months Ended						Nine Months Ended
	September 30						September 30
	2016			2015			2016			2015
Stock options	4,293			—			1,441			—
Performance-based restricted stock	—			—			—			—

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- References

No definition available.

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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