Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Successor [Member]
Cash flows provided from (used by) operating activities:
Net income	$ 65,000
Adjustments to reconcile net income to net cash provided from (used by) operating activities:
Depreciation and amortization	284,000
Stock-based compensation expense	15,000
Lease Impairment	44,000
Other adjustments	(7,000)
Deferred income taxes	25,000
Change in accounts receivable	61,000
Change in accounts payable and other liabilities	26,000
Change in prepaid expenses, income taxes, and other assets	15,000
Net cash provided from operating activities	528,000
Cash flows provided from (used by) investing activities:
Capital expenditures	(447,000)
Purchase of short-term investments	(900,000)
Other	2,000
Net cash used by investing activities	(1,345,000)
Cash flows used by financing activities:
Long-term debt principal payments	(3,000)
Finance lease obligation payments	(5,000)
Other	(4,000)
Net cash used by financing activities	(12,000)
Increase (Decrease) in cash, cash equivalents, and restricted cash	(829,000)
Cash, cash equivalents, and restricted cash at January 1,	2,178,000
Cash, cash equivalents, and restricted cash at March 31,	1,349,000
Cash paid during the period for:
Interest	36,000
Income tax payments, net	$ 2,000
Predecessor [Member]
Cash flows provided from (used by) operating activities:
Net income		$ 60,000
Adjustments to reconcile net income to net cash provided from (used by) operating activities:
Depreciation and amortization		387,000
Stock-based compensation expense		(1,000)
Other adjustments		1,000
Deferred income taxes		84,000
Change in accounts receivable		34,000
Change in accounts payable and other liabilities		48,000
Change in prepaid expenses, income taxes, and other assets		52,000
Net cash provided from operating activities		665,000
Cash flows provided from (used by) investing activities:
Capital expenditures		(384,000)
Proceeds on sale of assets		2,000
Other		2,000
Net cash used by investing activities		(380,000)
Cash flows used by financing activities:
Finance lease obligation payments		(5,000)
Other		(2,000)
Net cash used by financing activities		(7,000)
Increase (Decrease) in cash, cash equivalents, and restricted cash		278,000
Cash, cash equivalents, and restricted cash at January 1,		1,887,000
Cash, cash equivalents, and restricted cash at March 31,		2,165,000
Cash paid during the period for:
Interest		40,000
Reorganization items, net		$ 56,000