Credit Risk and Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2016

Credit Risk and Fair Value of Financial Instruments [Abstract]

Fair Value, Measurement Inputs, Disclosure

The fair value of our debt instruments at March 31, 2016 and December 31, 2015 was as follows:

	March 31, 2016		December 31, 2015
	(In thousands)
7.0% Senior Notes due June 2017	$	314,001	$	314,618
7.625% Senior Notes due October 2018	282,813		279,375
4.5% Senior Notes due November 2020	207,040		201,500
8.0% Senior Notes due November 2021	178,125		176,438
5.375% Senior Notes due January 2022	446,378		445,188
5.375% Senior Notes due May 2024	897,813		884,094
7.5% Senior Notes due April 2027	230,660		216,500
Term Loan due March 2021	550,000		—
Bank Credit Facility due March 2021	30,000		—
Term Loan due July 2018	—		310,000
Bank Credit Facility due July 2018	—		270,000
Mortgage notes and other debt, maturities through 2050	3,989		4,047
Total fair value of debt instruments	$	3,140,819	$	3,101,760