Reconciliation of Earnings Per Share (EPS) Reconciliation of Earnings Per Share (EPS) (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share Reconciliation

	Three months ended					Three months ended
(in thousands, except per share amounts)	March 31, 2013					March 31, 2012
	Net			Per Share		Net			Per Share
	Income		Shares	Amount		Income		Shares	Amount
Basic EPS	$	56,692	72,143	$	0.79	$	57,406	72,102	$	0.80
Effect of dilutive securities
Stock options			144					216
Non-vested restricted stock			1					8
Diluted EPS	$	56,692	72,288	$	0.78	$	57,406	72,326	$	0.79