Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2015

Equity [Abstract]

Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share (in thousands, except share and per share data):

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Numerator:
Net income available to common shareholders	$	18,715	$	15,161	$	36,268	$	27,456
Denominator:
Basic weighted average shares outstanding		31,735,333		32,898,288		31,709,645		33,012,845
Effect of dilutive securities:
Stock appreciation rights and options		226,680		263,532		233,373		283,223
Restricted stock		180,926		145,643		176,008		156,746
Diluted weighted average shares outstanding		32,142,939		33,307,463		32,119,026		33,452,814
Basic earnings per share	$	0.59	$	0.46	$	1.14	$	0.83
Diluted earnings per share	$	0.58	$	0.46	$	1.13	$	0.82

Antidilutive Securities Excluded from Computation of Earnings Per Share

The computation of diluted earnings per share excludes the following potentially dilutive securities because the effect would be anti-dilutive:

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Restricted stock and stock options		—		—		—		44
Stock appreciation rights		—		3,340		—		2,268