Commitments and Contingencies (Future Payments) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014
Future minimum lease payments under noncancelable operating leases
2015	18,154
2016	16,279
2017	12,471
2018	9,919
2019	7,699
Thereafter	124,997
Future minimum lease payments under noncancelable operating leases, Total	189,519
Future noncancelable purchase commitments
2015	214,817
2016	149,336
2017	154,253
2018	82,010
2019	115,002
Thereafter	127,843
Future noncancelable purchase commitments, Total	843,261
Credit agreement
Change of control provisions in debt covenants
Number of months considered to determine requirement of prepayment of debts	24 months
Lower Limit \| Credit agreement
Change of control provisions in debt covenants
Debt instrument covenant, minimum percentage of ownership by a person	33.00%
Lower Limit \| Debt Securities
Change of control provisions in debt covenants
Debt instrument covenant, minimum percentage of ownership by a person	50.00%

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

No definition available.

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

- Definition

Amount of future noncancelable purchase commitments for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitments
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsAbstract
Namespace Prefix:	rcl_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Future noncancelable purchase commitments due within five year of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueInFifthYear
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Future noncancelable purchase commitments due within four year of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueInFourthYear
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Future noncancelable purchase commitments due within two year of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueInSecondYear
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Future noncancelable purchase commitments due within three year of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueInThirdYear
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Future noncancelable purchase commitments due periods greater than five years of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueThereafter
Namespace Prefix:	rcl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Future noncancelable purchase commitments due within one year of the balance sheet date for usage of port facilities, marine consumables, services and maintenance contracts.

+ References

No definition available.

+ Details

Name:	rcl_FutureNonCancelablePurchaseCommitmentsDueWithinOneYear
Namespace Prefix:	rcl_
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

Name:	rcl_NumberOfMonthsConsideredToDetermineRequirementOfPrepaymentOfDebts
Namespace Prefix:	rcl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

+ Details

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

- Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: