Fair Value, Measurement Inputs, Disclosure [Line Items]

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13587-108611

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Fair Value Measurements, Derivative Instruments and Hedging Activities - Foreign Currency Exchange Rate Risks (Details) - USD ($)	Mar. 24, 2017	Feb. 28, 2017	Nov. 30, 2016
Majestic Princess \| Cash Flow Hedging \| Minimum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged		$ 1.07
Majestic Princess \| Cash Flow Hedging \| Maximum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged			$ 1.25
Carnival Horizon \| Cash Flow Hedging \| Minimum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged		1.02
Carnival Horizon \| Cash Flow Hedging \| Maximum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged			1.25
Seabourn Ovation \| Cash Flow Hedging \| Minimum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged		1.02
Seabourn Ovation \| Cash Flow Hedging \| Maximum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged			1.25
Holland America Nieuw Statendam \| Cash Flow Hedging \| Minimum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged		1.05
Holland America Nieuw Statendam \| Cash Flow Hedging \| Maximum
Fair Value, Measurement Inputs, Disclosure [Line Items]
Currency exchange risk hedged			$ 1.25
Euro-denominated
Fair Value, Measurement Inputs, Disclosure [Line Items]
Debt instrument, face amount		$ 5,100,000,000.0
Subsequent Event
Fair Value, Measurement Inputs, Disclosure [Line Items]
Foreign currency contract commitments	$ 5,600,000,000
United States Dollar Denominated Debt
Fair Value, Measurement Inputs, Disclosure [Line Items]
Percentage of debt bore fixed interest rates, including the effect of interest rate swaps		29.00%	28.00%
Percentage of debt bore floating interest rates, including the effect of interest rate swaps		15.00%	14.00%
Euro-denominated
Fair Value, Measurement Inputs, Disclosure [Line Items]
Percentage of debt bore fixed interest rates, including the effect of interest rate swaps		35.00%	35.00%
Percentage of debt bore floating interest rates, including the effect of interest rate swaps		21.00%	23.00%