Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Measurements

Fair value of financial instruments

	As of December 31,
	2019						2018
	Interest		Carrying		Fair		Interest		Carrying		Fair
	Rate		Value		Value		Rate		Value		Value
	(In thousands)
5.00% senior notes due September 2020	5.44	%	$	282,046	$	284,907	5.25	%	$	614,748	$	590,336
4.625% senior notes due September 2021	4.76	%		634,588		632,516	4.75	%		668,347		603,457
5.50% senior notes due January 2023	5.90	%		501,003		483,834	5.84	%		586,000		465,999
5.10% senior notes due September 2023	5.24	%		336,810		303,860	5.26	%		342,923		262,494
0.75% senior exchangeable notes due January 2024	5.97	%		472,603		431,503	6.04	%		450,689		358,012
5.75% senior notes due February 2025	6.01	%		781,502		705,040	5.87	%		791,502		598,953
2012 Revolving credit facility	3.71	%		355,000		355,000	3.58	%		170,000		170,000
2018 Revolving credit facility	—	%		—		—	—	%		—		—
Other	—	%		—		—	—	%		561		561
				3,363,552	$	3,196,661				3,624,770	$	3,049,812
Less: current portion				—						561
Less: deferred financing costs				30,332						38,325
			$	3,333,220					$	3,585,884