Calculation of Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Earnings Per Share

	Three Months Ended
	March 31,
	2015		2014
(in thousands, except shares and per share data)
Calculation of Basic Earnings Per Share:
Net Income	$	21,109	$	17,681
Weighted average shares outstanding	14,604,841		14,487,646
Basic Earnings Per Share	$	1.45	$	1.22
Calculation of Diluted Earnings Per Share:
Reconciliation of Numerator:
Net Income	$	21,109	$	17,681
Reconciliation of Denominator:
Weighted shares outstanding—Basic	14,604,841		14,487,646
Effect of dilutive securities:
Share-based compensation	51,469		52,505
Adjusted denominator—Diluted	14,656,310		14,540,151
Diluted Earnings Per Share	$	1.44	$	1.22