Commitments and Contingencies- Redeemable noncontrolling interests (Details) - USD ($) $ in Thousands	6 Months Ended
Jul. 02, 2023	Jul. 03, 2022
Changes in redeemable noncontrolling interests
Redeemable noncontrolling interests, beginning balance	$ 521,395
Purchase of redeemable units	(328)	$ (556)
Fresh start accounting fair market value adjustment for purchased units	(69)
Net income attributable to noncontrolling interests	23,766
Redeemable noncontrolling interests, ending balance	544,764	$ 543,719
Six Flags over Texas
Changes in redeemable noncontrolling interests
Redeemable noncontrolling interests, beginning balance	241,194
Purchase of redeemable units	(328)
Fresh start accounting fair market value adjustment for purchased units	(69)
Net income attributable to noncontrolling interests	11,860
Redeemable noncontrolling interests, ending balance	252,657
Redemption value of noncontrolling interests	240,800
Six Flags over Georgia
Changes in redeemable noncontrolling interests
Redeemable noncontrolling interests, beginning balance	280,201
Net income attributable to noncontrolling interests	11,906
Redeemable noncontrolling interests, ending balance	292,107
Redemption value of noncontrolling interests	$ 280,200

Fresh Start Adjustment Increase (Decrease), Redeemable Noncontrolling Interest

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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- Definition

The cash outflow during the period for redemption of redeemable noncontrolling interests.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-15

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- Definition

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Subparagraph (12)(c)
-Section S99
-Paragraph 3A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480244/480-10-S99-3A

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-Name Accounting Standards Codification
-Topic 480
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-Subparagraph 14
-Paragraph 3A
-Section S99
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480244/480-10-S99-3A

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-Topic 480
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-Name Accounting Standards Codification
-Topic 480
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-Subparagraph (16)(c)
-Paragraph 3A
-Section S99
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480244/480-10-S99-3A

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- Definition

Redemption value, as if currently redeemable, of redeemable noncontrolling interest classified as temporary equity and the election has been made to accrete changes in redemption value to the earliest redemption date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 3A
-Subparagraph 24(b)
-SubTopic 10
-Topic 480
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480244/480-10-S99-3A

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