Debt and Credit Facilities (Tables)

6 Months Ended

Jun. 30, 2012

Debt and Credit Facilities

Schedule of long-term and short-term debt and credit facilities

	JUNE 30,			DECEMBER 31,
(in thousands)	2012			2011
Senior notes
6.9 percent senior notes due June 2013	$	167,182		$	167,182
5.4 percent senior notes due January 2015	126,481			126,481
8.4 percent senior notes due May 2017	230,000			230,000
1.6 percent convertible senior notes due May 2018	225,000			-
6.6 percent senior notes due May 2020	300,000			300,000
Total senior notes	1,048,663			823,663
Debt discount	(3,339		)	(3,647		)
Senior notes, net	1,045,324			820,016
Secured notes payable	2,532			3,811
Total debt	$	1,047,856		$	823,827
Financial services credit facility	$	50,271		$	49,933