Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2012

Long-Term Debt

Long-Term Debt

		June 30,		December 31,
		2012		2011
	(Thousands)
7.76% notes, due 2012 thru 2016		$	43,483	$	53,742
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
4.88% notes, due November 15, 2021		750,000		750,000
7.75% debentures, due July 15, 2026		115,000		115,000
Medium-term notes:
8.7% to 9.0% Series A, due 2014 thru 2021		40,200		40,200
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
		2,736,683		2,746,942
Less debt payable within one year		229,944		219,315
Total long-term debt		$	2,506,739	$	2,527,627