Contractual Amount Under Funding Agreement For Variable Interest Entity For All Investors

No definition available.

Name:	rcl_ContractualAmountUnderFundingAgreementForVariableInterestEntityForAllInvestors
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the aggregate investments in an entity accounted for under the equity method of accounting. This investment is the sum of loans made to the entity and the amount of equity investment.

+ References

No definition available.

+ Details

Name:	rcl_EquityAndLoansDueFromEquityMethodInvestee
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of ships on order.

+ References

No definition available.

+ Details

Name:	rcl_NumberOfShipsOnOrder
Namespace Prefix:	rcl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

Name:	rcl_PercentageOfBankCommittedFinancing
Namespace Prefix:	rcl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the percentage of subsidiary which has been sold.

+ References

No definition available.

+ Details

Name:	rcl_PercentageofSubsidiaryWhichHasBeenSold
Namespace Prefix:	rcl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the percentage which the reporting entity agreed to guarantee for repayment of a loan.

+ References

No definition available.

+ Details

Name:	rcl_RelatedPartyGuarantorObligationPercentage
Namespace Prefix:	rcl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the additional amount outstanding under a credit facility provided by the reporting entity to a related party.

+ References

No definition available.

+ Details

Name:	rcl_RelatedPartyTransactionAdditionalLineofCreditBorrowingOutstanding
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the minimum ownership percentage which the reporting entity needs to maintain of the related party in order to remain compliant with a related construction and credit agreement.

+ References

No definition available.

+ Details

Name:	rcl_RelatedPartyTransactionConstructionAgreementCovenantOwnershipPercentageMinimum
Namespace Prefix:	rcl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the interest rate stated in a contractual debt agreement with a related party.

+ References

No definition available.

+ Details

Name:	rcl_RelatedPartyTransactionLineOfCreditStatedInterestRatePercentage
Namespace Prefix:	rcl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Long-Term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. This does not include advances to clients.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04.2)
-URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765

+ Details

Name:	us-gaap_AdvancesToAffiliate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- 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

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Incremental percentage increase (decrease) in the stated rate on a debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentInterestRateIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
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

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

This item represents the entity's ownership percentage in the investee multiplied by the investee's total equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentUnderlyingEquityInNetAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

No definition available.

+ Details

Name:	us-gaap_InvestmentHoldingsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

+ Details

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

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionAmountsOfTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=rcl_TUICruisesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=rcl_PullmanturAndCDFCroisieresDeFranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=rcl_ShipRepairAndMaintenanceFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=rcl_SkyseaHoldingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=rcl_SplendouroftheSeasDomain
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=rcl_NonaccrualstatusofadvancestoaffiliatesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	rcl_CruiseShipsOnOrderAxis=rcl_TUIcruiseshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Other Assets Other Assets (Details) $ in Millions	1 Months Ended				3 Months Ended
Other Assets Other Assets (Details) $ in Millions	Apr. 30, 2017 USD ($)	Jul. 31, 2016	Apr. 30, 2016	Dec. 31, 2014 USD ($)	Mar. 31, 2017 USD ($) ship	Mar. 31, 2016	Apr. 01, 2017	Mar. 31, 2017 EUR (€) ship	Dec. 31, 2016 USD ($)
TUI Cruises GmbH joint venture
Other Assets
Percentage of ownership interest					50.00%			50.00%
Investments in entity					$ 514.7				$ 515.9
Underlying equity in net assets					324.0				323.5
Advances to Affiliate					$ 190.7				192.4
Debt, guaranteed percentage					50.00%
Additional amount outstanding on line of credit provided to TUI Cruises					$ 118.7			€ 111,000,000
Pullmantur and CDF Croisieres de France
Other Assets
Percentage of ownership interest					49.00%			49.00%
Advances to Affiliate					$ 16.0			€ 15,000,000.0
Interest rate on loan provided to related party (as a percent)					6.50%			6.50%
Debt, guaranteed percentage					51.00%
Retained ownership percentage of subsidiary after sale		49.00%			49.00%
Percentage of subsidiary which has been sold		51.00%			51.00%			51.00%
Grand Bahamas Shipyard Ltd. \| Not Primary Beneficiary
Other Assets
Percentage of ownership interest					40.00%			40.00%
Investments in entity					$ 50.0				47.0
Underlying equity in net assets					26.5				23.2
Related party transaction, payment amount for ship repair and maintenance					$ 1.7
Skysea Holding \| Not Primary Beneficiary
Other Assets
Percentage of ownership interest					35.00%			35.00%
Investments in entity					$ 93.7				95.4
Underlying equity in net assets					6.1				9.2
Advances to Affiliate				$ 80.0	87.6				86.2
Interest rate on loan provided to related party (as a percent)				6.50%
Debt, guaranteed percentage				100.00%
Increase in interest rate every two years				0.50%
Splendour of the Seas \| TUI Cruises GmbH joint venture
Other Assets
Interest rate on loan provided to related party (as a percent)			6.25%
Long term debt, term			10 years
Debt, guaranteed percentage			50.00%
Non-accrual status of advances to affiliates \| Grand Bahamas Shipyard Ltd. \| Not Primary Beneficiary
Other Assets
Advances to Affiliate					$ 23.5				$ 23.8
Interest rate on loan provided to related party (as a percent)					5.50%			5.50%
Long term debt, term						10 years
LIBOR \| Non-accrual status of advances to affiliates \| Grand Bahamas Shipyard Ltd. \| Not Primary Beneficiary
Other Assets
Debt instrument, basis spread on variable rate					3.50%
TUI cruise ships \| TUI Cruises GmbH joint venture
Other Assets
Number of ships on order \| ship					3			3
Percentage of bank committed financing					80.00%			80.00%
Unsecured term loan \| €								€ 150,000,000.0
Restriction on reduction of current ownership interest (as a percent)					37.55%			37.55%
Subsequent Event \| Skysea Holding \| Not Primary Beneficiary
Other Assets
Percentage of ownership interest							36.00%
Payments to acquire equity method investments	$ 7.1
Contractual amount under funding agreement for variable interest entity for all investors	$ 30.0