Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows From Operating Activities:
Net income (loss)	$ 256,513	$ (312,321)	$ 89,476
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	148,660	150,546	160,557
Amortization of debt issuance costs and discounts	6,419	5,025	3,446
Loss on early extinguishment of debt and write-off of discounts and debt issuance costs	52,011
Deferred income tax (benefit) provision	(4,117)	(31,414)	37,998
Equity-based compensation	39,722	7,467	11,106
Other including loss on impairment or disposal of assets, net	5,816	6,046	4,616
Changes in assets and liabilities:
Accounts receivable	(58,927)	24,761	10,865
Inventories	644	2,267	721
Prepaid expenses and other current assets	(2,424)	5,210	(27,359)
Accounts payable and accrued expenses	20,050	1,640	2,733
Accrued salaries, wages and benefits	11,375	(4,718)	(5,467)
Deferred revenue	33,070	25,065	665
Other accrued liabilities	(3,785)	(422)	57,684
Right-of-use assets and operating lease liabilities	396	561	501
Other assets and liabilities	(2,411)	(442)	874
Net cash provided by (used in) operating activities	503,012	(120,729)	348,416
Cash Flows From Investing Activities:
Capital expenditures	(128,854)	(109,175)	(195,217)
Other investing activities, net			24
Net cash used in investing activities	(128,854)	(109,175)	(195,193)
Cash Flows From Financing Activities:
Proceeds from the issuance of debt, net	1,922,222	713,658
Repayments of long-term debt	(2,032,728)	(15,505)	(15,506)
Proceeds from draw on revolving credit facility		272,500	294,000
Repayments of revolving credit facility		(322,500)	(274,000)
Purchase of treasury stock	(215,749)	(12,406)	(150,000)
Payment of tax withholdings on equity-based compensation through shares withheld	(14,506)	(3,915)	(4,841)
Exercise of stock options	5,907	2,920	3,795
Debt issuance costs	(23,272)	(7,530)
Other financing activities	(6,771)	(3,018)	(753)
Net cash (used in) provided by financing activities	(364,897)	624,204	(147,305)
Change in Cash and Cash Equivalents, including Restricted Cash	9,261	394,300	5,918
Cash and Cash Equivalents, including Restricted Cash—Beginning of year	435,225	40,925	35,007
Cash and Cash Equivalents, including Restricted Cash—End of year	444,486	435,225	40,925
Supplemental Disclosures of Noncash Financing Activities
Capital expenditures in accounts payable and accrued expenses	20,468	12,544	$ 39,538
Other financing arrangements	$ 4,239	$ 3,890