Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2013

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				Nine Months Ended
	September 30				September 30
	2013		2012		2013		2012
Numerator:
Net Earnings	$	10,617	$	8,745	$	29,930	$	27,740
Denominator:
Basic - Weighted Average Shares Outstanding	18,267,828		18,468,546		18,288,083		18,594,508
Effect of dilutive securities:
Share-based compensation plans	543,810		572,329		535,662		560,336
Diluted - Weighted Average Shares Outstanding	18,811,638		19,040,875		18,823,745		19,154,844
Basic Earnings per Share	$	0.58	$	0.47	$	1.64	$	1.49
Diluted Earnings per Share	$	0.56	$	0.46	$	1.59	$	1.45