Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Earnings (Loss) Per Share [Abstract]

Computation of Basic and Diluted earnings (Loss) per share

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

	Three Months Ended				Six Months Ended
	June 30				June 30
	2012		2011		2012		2011
Numerator:
Net Earnings	$	13,671	$	5,855	$	18,995	$	11,721
Denominator:
Basic - Weighted Average Shares Outstanding		18,594,207		18,941,131		18,658,182		18,952,093
Effect of dilutive securities:
Share-based compensation plans		609,356		526,422		604,287		538,963
Diluted - Weighted Average Shares Outstanding		19,203,563		19,467,553		19,262,469		19,491,056
Basic Earnings per Share	$	0.74	$	0.31	$	1.02	$	0.62
Diluted Earnings per Share	$	0.71	$	0.30	$	0.99	$	0.60