v3.25.4

Mergers - Schedule of Purchase Price Allocation of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	6 Months Ended	18 Months Ended
	Jun. 29, 2025	Dec. 31, 2025	Dec. 31, 2024	Jul. 01, 2024	Dec. 31, 2023
Adjusted Allocation
Goodwill		$ 2,071,680	$ 3,296,523		$ 264,625
Former Six Flags
Adjusted Allocation
Receivables		90,792		$ 84,853
Inventories		40,137		40,580
Other current assets		44,889		53,000
Property and equipment, net		2,710,053		3,356,409
Other intangibles, net		850,000	$ 850,000	850,000
Right-of-use assets		169,902		167,074
Other assets		14,688		14,688
Total assets acquired		3,920,461		4,566,604
Current maturities of long-term debt		56,583		56,867
Accounts payable		73,798		73,445
Deferred revenue		208,943		206,398
Accrued interest		23,448		23,448
Accrued taxes		9,713		15,465
Accrued salaries, wages and benefits		19,682		19,216
Self-insurance reserves		83,734		75,670
Other accrued liabilities		61,284		63,487
Deferred tax liabilities		692,573		756,211
Lease liabilities		189,439		184,343
Other liabilities		24,497		24,497
Long-term debt		2,373,322		2,373,322
Total liabilities assumed		3,817,016		3,872,369
Total net assets acquired		103,445		694,235
Goodwill		3,143,881		2,553,091
Fair value of net assets acquired		3,247,326		$ 3,247,326
Measurement Period Adjustments
Receivables		5,939
Inventories		(443)
Other current assets		(8,111)
Property and equipment, net		(646,356)
Other intangibles, net		0
Right-of-use assets		2,828
Other assets		0
Total assets acquired		(646,143)
Current maturities of long-term debt		(284)
Accounts payable		353
Deferred revenue		2,545
Accrued interest		0
Accrued taxes		(5,752)
Accrued salaries, wages and benefits		466
Self-insurance reserves		8,064
Other accrued liabilities		(2,203)
Deferred tax liabilities		(63,638)
Lease liabilities		5,096
Other liabilities		0
Long-term debt		0
Total liabilities assumed		(55,353)
Total net assets acquired		(590,790)
Goodwill	$ 590,800	590,790
Fair value of net assets acquired		$ 0

Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Interest

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to intangibles acquired in connection with a business combination for which the initial accounting was incomplete.

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Amount of asset acquired in business combination and recognized at acquisition date.

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Amount of property, plant, and equipment acquired in business combination and recognized at acquisition date.

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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