Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2012

Calculations of Basic and Diluted Earnings Per Share

The calculations of both basic and diluted earnings per share are presented in the following table.

For the Years Ended December 31,	2012		2011		2010
(in thousands, except shares and per share data)
Calculation of Basic Earnings Per Share:
Net Income	$	28,863	$	27,622	$	26,056
Weighted average shares outstanding		9,586,144		9,555,799		9,474,554
Basic Earnings Per Share	$	3.01	$	2.89	$	2.75
Calculation of Diluted Earnings Per Share:
Reconciliation of Numerator:
Net Income	$	28,863	$	27,622	$	26,056
Effect of 8.25% Convertible debentures		53		61		73
Adjusted numerator — Diluted	$	28,916	$	27,683	$	26,129
Reconciliation of Denominator:
Weighted shares outstanding — Basic		9,586,144		9,555,799		9,474,554
Effect of dilutive securities:
Share-based Compensation		23,499		23,792		22,550
8.25% Convertible debentures		61,864		71,467		85,270
Adjusted denominator — Diluted		9,671,507		9,651,058		9,582,374
Diluted Earnings Per Share	$	2.99	$	2.87	$	2.73