Long-term Debt (Tables)

9 Months Ended

Sep. 30, 2012

Long-term Debt

Long-term debt includes the following:

	September 30, 2012			September 30, 2011			December 31, 2011
	(In thousands)
Medium-term notes due November 2013		$50,000		$	110,000		$	100,000
2008 Senior Notes due March 2013		350,000			350,000			350,000
2010 Senior Notes due October 2020 and October 2040		500,000			500,000			500,000
2011 Senior Notes due November 2016 and November 2041		600,000			—			600,000
		1,500,000			960,000			1,550,000
Less: current portion		(350,000	)		(60,000	)		(50,000	)
Total long-term debt	$	1,150,000		$	900,000		$	1,500,000