Credit Risk and Fair Value of Financial Instruments Level 3 (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]

Fair Value, Measurement Inputs, Disclosure [Table Text Block]

The fair value of our debt instruments at September 30, 2013 and December 31, 2012 was as follows:

	September 30, 2013		December 31, 2012
	(In thousands)
7.875% Debentures due February 2013	$	—	$	4,786
6.75% Senior Notes due April 2015	145,676		150,112
6.75% Senior Notes due April 2016	216,621		222,049
7.0% Senior Notes due June 2017	327,450		341,094
7.625% Senior Notes due October 2018	284,560		298,750
7.0% Senior Notes due May 2019	266,875		276,250
4.5% Senior Notes due November 2020	190,500		204,500
8.0% Senior Notes due November 2021	170,250		186,000
5.375% Senior Notes due January 2022	407,469		—
7.5% Senior Notes due April 2027	207,500		215,500
Bank credit facility	—		86,600
Mortgage notes and other debt, maturities through 2047	4,711		5,698
Total fair value of debt instruments	$	2,221,612	$	1,991,339