Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Measurements

Fair value of financial instruments

		As of December 31,
				2020						2019
		Effective						Effective
		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
4.625% senior notes due September 2021		5.65	%		86,329		78,862	4.76	%		634,588		632,516
5.50% senior notes due January 2023		5.85	%		28,443		18,768	5.90	%		501,003		483,834
5.10% senior notes due September 2023		5.32	%		121,077		78,435	5.24	%		336,810		303,860
0.75% senior exchangeable notes due January 2024		6.06	%		279,700		169,458	5.97	%		472,603		431,503
5.75% senior notes due February 2025		6.01	%		610,818		318,871	6.01	%		781,502		705,040
6.50% senior priority guaranteed notes due February 2025		6.50	%		50,485		44,059	—	%		—		—
9.00% senior priority guaranteed notes due February 2025		9.00	%		192,032		185,221	—	%		—		—
7.25% senior guaranteed notes due January 2026		7.51	%		559,978		396,106	—	%		—		—
7.50% senior guaranteed notes due January 2028		7.69	%		389,609		267,369	—	%		—		—
2012 revolving credit facility		—	%		—		—	3.71	%		355,000		355,000
2018 revolving credit facility		3.53	%		672,500		672,500	—	%		—		—
					2,990,971	$	2,229,649				3,363,552	$	3,196,660
Less: deferred financing costs					22,270						30,332
				$	2,968,701					$	3,333,220