Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

Numerator and denominator of the basic and diluted earnings per common share computations

The following summarizes the numerator and denominator of the basic and diluted earnings per common share computations:

	Years Ended December 31,
	2014		2013		2012
	(In thousands, except per share data)
Numerator for both basic and diluted earnings per common share, net income	$	62,121	$	56,808	$	51,008
Denominator for basic earnings per common share, weighted average common shares outstanding	31,367		28,183		27,492
Weighted average common stock equivalents	221		169		91
Denominator for diluted earnings per common share	31,588		28,352		27,583
Net income per common share:
Basic	$	1.98	$	2.02	$	1.86
Diluted	1.97		2.00		1.85