Credit Risk and Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2018

The fair value of our debt instruments at March 31, 2018 and December 31, 2017 was as follows:



	March 31, 2018		December 31, 2017
	(In thousands)
7.625% Senior Notes due October 2018	$	—	$	259,563
4.5% Senior Notes due November 2020	201,500		199,590
8.0% Senior Notes due November 2021	173,340		175,313
5.375% Senior Notes due January 2022	433,373		436,178
5.375% Senior Notes due May 2024	882,181		892,118
4.625% Senior Notes due December 2027	531,449		558,250
7.5% Senior Notes due April 2027	229,000		238,004
Term Loan due December 2022	666,563		675,000
Bank Credit Facility due December 2022	185,000		—
Mortgage notes and other debt, maturities through 2050	5,941		6,036
Total fair value of debt instruments	$	3,308,347	$	3,440,052