Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2011

Long-Term Debt

Long-Term Debt

	September 30,		December 31,
	2011		2010
	(Thousands)
7.76% notes, due 2012 thru 2016	$	54,711	$	–
5.15% notes, due November 15, 2012	200,000		200,000
5.00% notes, due October 1, 2015	150,000		150,000
5.15% notes, due March 1, 2018	200,000		200,000
6.50% notes, due April 1, 2018	500,000		500,000
8.13% notes, due June 1, 2019	700,000		700,000
7.75% debentures, due July 15, 2026	115,000		115,000
Medium-term notes:
8.5% to 9.0% Series A, due 2011 thru 2021	46,200		46,200
7.3% to 7.6% Series B, due 2013 thru 2023	30,000		30,000
7.6% Series C, due 2018	8,000		8,000
	2,003,911		1,949,200
Less debt payable within one year	25,315		6,000
Total long-term debt	$	1,978,596	$	1,943,200