Debt (Tables)

9 Months Ended

Sep. 30, 2011

Debt [Abstract]

Corporation's long-term debt

	September 30,		December 31,
	2011		2010
(In thousands)
Senior credit facility due August 2016(a)	$	—	$	—
Senior credit facility due October 2012(a)		325,000		325,000
Unsecured 5.625% Senior Notes due 2021(b)		248,505		248,301
Other, including capital leases		1,319		1,111
Long-term debt (including current maturities)		574,824		574,412
Less current maturities		335		322
Long-term debt, net of current maturities	$	574,489	$	574,090