Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Earnings Per Share [Abstract]

Calculation Of Basic And Diluted Earnings Per Share

	Three Months Ended				Six Months Ended
	June 30,				June 30,
(in thousands, except per share data)	2012		2011		2012		2011
Net income	$	13,580	$	14,701	$	19,178	$	29,214
Denominator for basic earnings per share - weighted-average number of common shares outstanding during the period		56,963		60,159		57,223		60,537
Incremental common shares attributable to exercise of outstanding dilutive options		124		313		173		413
Incremental common shares attributable to outstanding restricted shares, restricted stock units and phantom stock		111		95		203		175
Denominator for diluted earnings per share		57,198		60,567		57,599		61,125
Basic earnings per share	$	0.24	$	0.24	$	0.34	$	0.48
Diluted earnings per share	$	0.24	$	0.24	$	0.33	$	0.48