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Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Debt (Schedule of Obligations Under Debt Arrangements) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	May 17, 2022	Dec. 31, 2021	Dec. 17, 2020	Jan. 16, 2020	Dec. 11, 2017	May 21, 2015	May 15, 2014
Debt Instrument [Line Items]
Principal	$ 3,506,284		$ 3,005,743
Unamortized Premium, Discount and Debt Issuance Costs	42,130		26,238
Net Value	3,464,154		2,979,505
Senior Secured Credit Facility
Debt Instrument [Line Items]
Principal			49,000
Unamortized Premium, Discount and Debt Issuance Costs	0		0
Net Value	205,400		49,000
Unamortized debt issuance costs included in other long term assets	2,600		4,700
Senior Secured Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Senior secured credit facility, amount outstanding	$ 205,400
6.000% senior unsecured notes due 2023 \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate				6.00%			6.00%
5.625% senior unsecured notes due 2024
Debt Instrument [Line Items]
Debt interest rate	562.50%
Principal	$ 341,135		341,135
Unamortized Premium, Discount and Debt Issuance Costs	1,249		2,106
Net Value	$ 339,886		339,029
5.625% senior unsecured notes due 2024 \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate								5.625%
6.500% senior unsecured notes due 2025
Debt Instrument [Line Items]
Debt interest rate	650.00%
Principal	$ 534,834		534,834
Unamortized Premium, Discount and Debt Issuance Costs	3,265		4,452
Net Value	$ 531,569		530,382
6.250% senior unsecured notes due 2026
Debt Instrument [Line Items]
Debt interest rate	625.00%
Principal	$ 339,310		359,799
Unamortized Premium, Discount and Debt Issuance Costs	2,481		3,410
Net Value	$ 336,829		356,389
6.250% senior unsecured notes due 2026 \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate						6.25%
8.000% senior unsecured notes due 2027
Debt Instrument [Line Items]
Debt interest rate	800.00%
Principal	$ 981,245		1,000,000
Unamortized Premium, Discount and Debt Issuance Costs	4,956		6,592
Net Value	$ 976,289		993,408
8.000% senior unsecured notes due 2027 \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate				8.00%
7.750% senior unsecured notes due 2028
Debt Instrument [Line Items]
Debt interest rate	775.00%
Principal	$ 679,360		720,975
Unamortized Premium, Discount and Debt Issuance Costs	7,621		9,678
Net Value	$ 671,739		711,297
7.750% senior unsecured notes due 2028 \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate					7.75%
Five point eight seven five percentage senior secured note
Debt Instrument [Line Items]
Debt interest rate	587.50%
Principal	$ 425,000
Unamortized Premium, Discount and Debt Issuance Costs	22,558
Five point eight seven five percentage senior secured note \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt interest rate		5.875%
Principal	425,000		0
Unamortized Premium, Discount and Debt Issuance Costs			0
Net Value	$ 402,442		$ 0