Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value Measurements

Fair value of debt instruments

		As of December 31,
				2022						2021
		Effective						Effective
		Interest		Carrying		Fair		Interest		Carrying		Fair
		Rate		Value		Value		Rate		Value		Value
	(Dollars in thousands)
5.50% senior notes due January 2023		6.13	%	$	—	$	—	5.87	%	$	24,446	$	24,736
5.10% senior notes due September 2023		5.46	%		52,004		51,354	5.42	%		82,703		84,044
0.75% senior exchangeable notes due January 2024		0.97	%		177,005		164,898	5.90	%		259,839		257,730
5.75% senior notes due February 2025		6.02	%		474,092		454,773	6.03	%		548,458		508,881
6.50% senior priority guaranteed notes due February 2025		—	%		—		—	6.50	%		50,485		50,490
9.00% senior priority guaranteed notes due February 2025		9.00	%		209,384		213,507	9.00	%		218,082		226,914
7.25% senior guaranteed notes due January 2026		7.52	%		557,902		529,432	7.52	%		559,978		522,079
7.375% senior priority guaranteed notes due May 2027		7.74	%		700,000		686,686	7.74	%		700,000		724,906
7.50% senior guaranteed notes due January 2028		7.70	%		389,609		354,400	7.70	%		389,609		346,966
2018 revolving credit facility		—	%		—		—	3.72	%		460,000		460,000
				$	2,559,996	$	2,455,050			$	3,293,600	$	3,206,746
Less: deferred financing costs					22,456						30,805
				$	2,537,540					$	3,262,795