v3.25.2

Cover	Sep. 30, 2025
Entity Information [Line Items]
Document Type	8-K
Amendment Flag	false
Document Period End Date	Sep. 30, 2025
Entity File Number	001-9610
Entity Registrant Name	Carnival Corporation
Entity Central Index Key	0000815097
Entity Tax Identification Number	59-1562976
Entity Incorporation, State or Country Code	R1
Entity Address, Address Line One	3655 N.W. 87th Avenue
Entity Address, City or Town	Miami
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	33178-2428
City Area Code	305
Local Phone Number	599-2600
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Entity Emerging Growth Company	false
Common Stock
Entity Information [Line Items]
Title of 12(b) Security	Common Stock ($0.01 par value)
Trading Symbol	CCL
Security Exchange Name	NYSE
Carnival PLC
Entity Information [Line Items]
Entity File Number	001-15136
Entity Registrant Name	Carnival plc
Entity Central Index Key	0001125259
Entity Tax Identification Number	98-0357772
Entity Incorporation, State or Country Code	X0
Entity Address, Address Line One	Carnival House
Entity Address, Address Line Two	100 Harbour Parade
Entity Address, City or Town	Southampton
Entity Address, Country	GB
Entity Address, Postal Zip Code	SO15 1ST
City Area Code	011
Local Phone Number	44 23 8065 5000
Carnival PLC \| Ordinary Shares
Entity Information [Line Items]
Title of 12(b) Security	Ordinary Shares each represented by American Depositary Shares ($1.66 par value)
Trading Symbol	CUK
Security Exchange Name	NYSE
Carnival PLC \| 1.000% Senior Notes due 2029
Entity Information [Line Items]
Title of 12(b) Security	1.000% Senior Notes due 2029
Trading Symbol	CUK29
Security Exchange Name	NYSE

Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.

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Area code of city

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For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.

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The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

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Address Line 1 such as Attn, Building Name, Street Name

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Address Line 2 such as Street or Suite number

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Name of the City or Town

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ISO 3166-1 alpha-2 country code.

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Code for the postal or zip code

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Name of the state or province.

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A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Indicate if registrant meets the emerging growth company criteria.

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Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.

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Two-character EDGAR code representing the state or country of incorporation.

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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.

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The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Local phone number for entity.

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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.

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Title of a 12(b) registered security.

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Name of the Exchange on which a security is registered.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.

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Trading symbol of an instrument as listed on an exchange.

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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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CARNIVAL CORP 8-K