Pro Forma Financial Information (Tables)

12 Months Ended

Dec. 31, 2012

Pro Forma Financial Information [Abstract]

Unaudited Pro Forma Financial Information

	As Reported 2012		Pro Forma 2012		As Reported 2011		Pro Forma 2011
			(unaudited)				(unaudited)
	(In thousands, except per share amounts)
Revenue	$	199,370	$	212,360	$	168,969	$	209,748
Net Income	$	70,569	$	70,086	$	71,378	$	72,391
Basic EPS*	$	1.91	$	1.89	$	1.89	$	1.88
Diluted EPS*	$	1.80	$	1.79	$	1.75	$	1.74