Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The computation of basic and diluted earnings per common share is as follows (in thousands, except per share data):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
BASIC
Weighted average number of common shares outstanding   used in computing basic earnings per share		48,076		46,889		47,872		46,794
Net income attributable to common stockholders	$	15,078	$	17,385	$	26,210	$	27,587
Earnings per share attributable to common stockholders	$	0.31	$	0.37	$	0.55	$	0.59
DILUTED
Weighted average number of common shares outstanding   used in computing basic earnings per share		48,076		46,889		47,872		46,794
Add:  Dilutive effect of stock options and stock awards outstanding		1,174		1,534		1,219		1,429
		49,250		48,423		49,091		48,223
Net income attributable to common stockholders	$	15,078	$	17,385	$	26,210	$	27,587
Earnings per share attributable to common stockholders	$	0.31	$	0.36	$	0.53	$	0.57