Debt Instrument Covenant Change Of Control Percentage Of Acquired Ownership By Any Person.

No definition available.

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- Definition

Debt Instrument, Percentage Guaranteed

+ References

No definition available.

+ Details

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- Definition

Net Increase (Decrease) on Term Loan Maximum Borrowing Capacity

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of months which are considered to determine whether there is a requirement to prepay the debts outstanding under the majority of credit facilities of the entity.

+ References

No definition available.

+ Details

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- Definition

Number Of Ships, Definitive Building Contracts

+ References

No definition available.

+ Details

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- Definition

Number Of Ships, Slot Reservation Agreement

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the percentage of the contract price of the ship which the bank has committed to finance.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Purchase Contract, Deposit.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Ship Passenger Capacity Berths.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the maximum borrowing which the company has arranged for each ship constructed.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

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Period Type:	duration

- Definition

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 440
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482648/440-10-50-4

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 440
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482648/440-10-50-4

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 440
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482648/440-10-50-4

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- Details

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- Details

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- Details

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- Details

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- Details

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Commitments and Contingencies - Narrative (Details) € in Millions, $ in Millions	1 Months Ended					3 Months Ended	9 Months Ended	12 Months Ended
	Oct. 28, 2025 ship	Jun. 30, 2025	Mar. 31, 2025	Jan. 31, 2025 ship	Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)	Sep. 30, 2025 EUR (€) berth	Sep. 30, 2025 USD ($) berth
Commitments and Contingencies
Number if initial order \| ship				10
Approximate Berths \| berth									35,700	35,700
Aggregate cost of ships on order, not including TUI cruises on order							$ 9,700
Deposit for the purchase of ships expected to enter service										$ 1,000
Plaintiff amount					$ 112			$ 124
Loss in period						$ 130
Number of months considered to determine requirement of prepayment of debts							24 months
Subsequent Event
Commitments and Contingencies
Number of ships with definitive building contracts \| ship	4
Unnamed \| Bpifrance Assurance Export
Commitments and Contingencies
Approximate Berths \| berth									5,700	5,700
Celebrity Xcite \| Bpifrance Assurance Export
Commitments and Contingencies
Approximate Berths \| berth									3,250	3,250
Oasis Class Ship Credit Agreement \| Unnamed \| Unsecured term loans
Commitments and Contingencies
Percentage of bank committed financing			80.00%
Unsecured term loan, construction financing commitment per ship									€ 1,700	$ 2,000
Debt instrument, term (in years)							12 years
Oasis Class Ship Credit Agreement \| Unnamed \| Unsecured term loans \| Bpifrance Assurance Export
Commitments and Contingencies
Percentage of unsecured term loan guaranteed by an export credit agency			100.00%
Margin on floating rate base (as a percent)							0.85%
Icon Class, Ship Credit Agreement \| Legend of the Seas \| Unsecured term loans
Commitments and Contingencies
Maximum borrowing capacity									334	392
Icon Class, Ship Credit Agreement \| Legend of the Seas \| Unsecured term loans \| Bpifrance Assurance Export
Commitments and Contingencies
Margin on floating rate base (as a percent)							0.90%
Edge Class Ship Credit Agreement \| Celebrity Xcite \| Unsecured term loans
Commitments and Contingencies
Percentage of bank committed financing		80.00%
Unsecured term loan, construction financing commitment per ship									€ 1,000	$ 1,200
Debt instrument, term (in years)							12 years
Edge Class Ship Credit Agreement \| Celebrity Xcite \| Unsecured term loans \| Bpifrance Assurance Export
Commitments and Contingencies
Percentage of unsecured term loan guaranteed by an export credit agency		100.00%
Margin on floating rate base (as a percent)							0.85%
Line of Credit \| Minimum
Commitments and Contingencies
Debt instrument covenant, minimum percentage of ownership by a person									50.00%	50.00%
Debt Securities \| Minimum
Commitments and Contingencies
Debt instrument covenant, minimum percentage of ownership by a person									50.00%	50.00%