Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2017

Fair Value Measurements

Fair value of financial instruments

	June 30, 2017				December 31, 2016
	Carrying		Fair		Carrying		Fair
	Value		Value		Value		Value
	(In thousands)				(In thousands)
6.15% senior notes due February 2018	$	465,083	$	475,310	$	827,539	$	865,300
9.25% senior notes due January 2019		303,489		331,367		303,489		337,443
5.00% senior notes due September 2020		669,693		672,392		669,540		689,211
4.625% senior notes due September 2021		694,988		668,940		694,868		708,765
5.50% senior notes due January 2023		600,000		569,274		600,000		627,000
5.10% senior notes due September 2023		346,512		329,554		346,448		348,613
0.75% senior exchangeable notes due January 2024		420,061		459,626		—		—
Term loan facility		—		—		162,500		162,500
Revolving credit facility		100,000		100,000		—		—
Commercial paper		171,985		171,985		—		—
Other		124		124		297		297
		3,771,935	$	3,778,572		3,604,681	$	3,739,129
Less: deferred financing costs		31,563				26,049
	$	3,740,372			$	3,578,632