The spot exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies. Spot exchange rate is the exchange rate for immediate delivery.

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Contractual payments for the initial term of nine seasons.

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Disclosure of commitments and contingencies.

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Export credit agency premium percentage.

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Fixed contract prices per hundred liters excluding taxes.

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Number of river vessels build.

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Number of seasons.

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Number of ships for which finance entered.

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Number of Vessels

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Remaining portions of contracts for river fuel usage.

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Commitments and Contingencies - Additional Information (Details)	6 Months Ended	12 Months Ended
	Jun. 30, 2026 USD ($) Rate Vessel OceanShips m³	Dec. 31, 2025 USD ($) Berth Season	Apr. 30, 2026 USD ($)
Disclosure of commitments and contingencies [line items]
Number of vessels \| Vessel	92
Export credit agency premium percentage	100.00%
ROU asset	$ 290,470,000	$ 278,814,000
SACE Financing
Disclosure of commitments and contingencies [line items]
Number of ships for which finance entered \| OceanShips	9
Maximum percentage of newbuild"s contract price	80.00%
Loan Agreements \| SACE Financing
Disclosure of commitments and contingencies [line items]
Maximum percentage of newbuild"s contract price	80.00%
Lease Agreement for Buildings and Docking
Disclosure of commitments and contingencies [line items]
ROU asset			$ 18,900,000
Lease liability			$ 17,700,000
Charter Agreement
Disclosure of commitments and contingencies [line items]
Number of seasons \| Season		9
Contracts for Portion of River Fuel Usage in Europe for 2026 Season
Disclosure of commitments and contingencies [line items]
Remaining portions of contracts for river fuel usage \| m³	40,600
Contracts for Portion of River Fuel Usage in Europe for 2026 Season \| Minimum
Disclosure of commitments and contingencies [line items]
Fixed contract prices per 100 liters excluding taxes	$ 59.3
Contracts for Portion of River Fuel Usage in Europe for 2026 Season \| Maximum
Disclosure of commitments and contingencies [line items]
Fixed contract prices per 100 liters excluding taxes	$ 74.2
First Vessel \| Charter Agreement
Disclosure of commitments and contingencies [line items]
Contractual payments for the initial term of nine seasons		$ 29,200,000
Second Vessel \| Charter Agreement
Disclosure of commitments and contingencies [line items]
Contractual payments for the initial term of nine seasons		$ 29,800,000
River Vessels
Disclosure of commitments and contingencies [line items]
Number of vessels \| Vessel	14
River Vessels \| Charter Agreement
Disclosure of commitments and contingencies [line items]
Number of vessels \| Berth		2
Number of berths \| Berth		80
River Vessels \| Delivery Between 2026 and 2028
Disclosure of commitments and contingencies [line items]
Number of river vessels build \| Vessel	6
River Vessels \| Longships
Disclosure of commitments and contingencies [line items]
Number of vessels \| Vessel	5
Options to Extend \| Charter Agreement
Disclosure of commitments and contingencies [line items]
Number of seasons \| Season		3
Viking New Building Program \| Ship Building Contract
Disclosure of commitments and contingencies [line items]
Aggregate contract price	$ 680,300,000
Exchange rate \| Rate	1.14
Ocean Newbuilding Program \| Ocean Ships
Disclosure of commitments and contingencies [line items]
Aggregate contract price	$ 5,293,600,000
Exchange rate \| Rate	1.14
Expedition Ships Program \| River Vessels and Ocean Ships
Disclosure of commitments and contingencies [line items]
Aggregate contract price	$ 5,028,100,000
Exchange rate \| Rate	1.14