Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2017

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,
	2017		2016		2017		2016
Numerator:
Net income available to common shareholders	$	28,782	$	23,725	$	56,732	$	47,430
Denominator:
Basic weighted average shares outstanding		29,389,458		29,264,362		29,376,407		29,481,042
Effect of dilutive securities:
Stock appreciation rights and options		98,813		136,872		99,699		142,460
Restricted stock		62,147		76,636		79,879		70,579
Diluted weighted average shares outstanding		29,550,418		29,477,870		29,555,985		29,694,081
Basic earnings per share	$	0.98	$	0.81	$	1.93	$	1.61
Diluted earnings per share	$	0.97	$	0.80	$	1.92	$	1.60

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,
	2017		2016		2017		2016
Stock appreciation rights		16,340		—		12,255		9,262