Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2021

Fair Value Measurements

Fair value of financial instruments

		As of December 31,
				2021						2020
		Effective						Effective
		Interest		Carrying		Fair		Interest		Carrying		Fair
		Rate		Value		Value		Rate		Value		Value
	(Dollars in thousands)
4.625% senior notes due September 2021		—	%	$	—	$	—	5.65	%	$	86,329	$	78,862
5.50% senior notes due January 2023		5.87	%		24,446		24,736	5.85	%		28,443		18,768
5.10% senior notes due September 2023		5.42	%		82,703		84,044	5.32	%		121,077		78,435
0.75% senior exchangeable notes due January 2024		5.90	%		259,839		257,730	6.06	%		279,700		169,458
5.75% senior notes due February 2025		6.03	%		548,458		508,881	6.01	%		610,818		318,871
6.50% senior priority guaranteed notes due February 2025		6.50	%		50,485		50,490	6.50	%		50,485		44,059
9.00% senior priority guaranteed notes due February 2025		9.00	%		218,082		226,914	9.00	%		192,032		185,221
7.25% senior guaranteed notes due January 2026		7.52	%		559,978		522,079	7.51	%		559,978		396,106
7.375% senior priority guaranteed notes due May 2027		7.74	%		700,000		724,906	—	%		—		—
7.50% senior guaranteed notes due January 2028		7.70	%		389,609		346,966	7.69	%		389,609		267,369
2018 revolving credit facility		3.72	%		460,000		460,000	3.53	%		672,500		672,500
				$	3,293,600	$	3,206,746			$	2,990,971	$	2,229,649
Less: deferred financing costs					30,805						22,270
				$	3,262,795					$	2,968,701