Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Share

The computations of Basic and Diluted Earnings per Share were as follows:

	Three Months Ended				Six Months Ended
	June 30				June 30
	2015		2014		2015		2014
Numerator:
Net Earnings	$	14,817	$	15,523	$	19,843	$	21,318
Denominator:
Basic - Weighted Average Shares Outstanding	18,197,431		18,167,054		18,240,027		18,242,240
Effect of dilutive securities:
Share-based compensation plans	474,609		508,553		484,832		534,129
Diluted - Weighted Average Shares Outstanding	18,672,040		18,675,607		18,724,859		18,776,369
Basic Earnings per Share	$	0.81	$	0.85	$	1.09	$	1.17
Diluted Earnings per Share	$	0.79	$	0.83	$	1.06	$	1.14