Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2015

Fair Value Measurements

Fair value of financial instruments

	September 30, 2015				December 31, 2014
	Carrying Value		Fair Value		Carrying Value		Fair Value
	(In thousands)
2.35% senior notes due September 2016	$	349,938	$	347,435	$	349,887	$	346,980
6.15% senior notes due February 2018	931,614		990,761		930,693		991,920
9.25% senior notes due January 2019	339,607		387,658		339,607		403,531
5.00% senior notes due September 2020	698,482		680,449		698,253		687,953
4.625% senior notes due September 2021	698,568		638,988		698,388		661,619
5.10% senior notes due September 2023	348,989		311,476		348,893		332,759
Term loan facility	—		—		—		—
Revolving credit facility	—		—		450,000		450,000
Commercial paper	370,575		370,575		533,119		533,119
Other	8,982		8,982		6,209		6,209
Total	$	3,746,755	$	3,736,324	$	4,355,049	$	4,414,090