Failed sale leaseback transaction imputed interest rate.

No definition available.

Name:	czr_FailedSaleLeasebackTransactionImputedInterestRate
Namespace Prefix:	czr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Failed sale leaseback transaction lease term.

+ References

No definition available.

+ Details

Name:	czr_FailedSaleLeasebackTransactionLeaseTerm
Namespace Prefix:	czr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Lessee, Leasing Arrangements, Percentage Of EBITDAR To Rent Ratio Floor

+ References

No definition available.

+ Details

Name:	czr_LesseeLeasingArrangementsPercentageOfEBITDARToRentRatioFloor
Namespace Prefix:	czr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Lessee, Number Of Renewal Terms

+ References

No definition available.

+ Details

Name:	czr_LesseeNumberOfRenewalTerms
Namespace Prefix:	czr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Lessee, Operating Lease, Escalation Provision, Percent

+ References

No definition available.

+ Details

Name:	czr_LesseeOperatingLeaseEscalationProvisionPercent
Namespace Prefix:	czr_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Lessee, Operating Lease, Lease Year

+ References

No definition available.

+ Details

Name:	czr_LesseeOperatingLeaseLeaseYear
Namespace Prefix:	czr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Lessee, Operating Lease, Preceding Year

+ References

No definition available.

+ Details

Name:	czr_LesseeOperatingLeasePrecedingYear
Namespace Prefix:	czr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's finance lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeFinanceLeaseRenewalTerm1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
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_LesseeLeaseDescriptionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Cash payments to lessor's for use of assets under operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

+ Details

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

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=czr_MasterLeaseArrangementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=czr_LumiereLeaseArrangementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_LeaseContractualTermAxis=czr_GamingAndLeisurePropertiesMasterLeaseSixYearOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=czr_GamingAndLeisurePropertiesMasterLeaseSevenYearOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_LandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_BuildingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=czr_GamingAndLeisurePropertiesMasterLeaseFiveYearOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=czr_GamingAndLeisurePropertiesMasterLeaseEightYearOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Leases - GLPI Leases (Details) $ in Millions		12 Months Ended
Leases - GLPI Leases (Details) $ in Millions	Jul. 20, 2020	Dec. 31, 2021 USD ($) yr term
Lessee, Lease, Description [Line Items]
Lease term		35 years
Imputed discount rate		9.75%
Escalation provision, percent		1.02
Lessee, operating lease, lease year		2
Lessee, leasing arrangements, percentage of EBITDAR to rent ratio floor	120.00%
Minimum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, preceding year		2
Maximum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, preceding year		5
Master Lease Arrangement
Lessee, Lease, Description [Line Items]
Operating lease, term of contract		20 years
Number of renewal terms \| term		4
Finance lease, renewal term		5 years
Lumiere Lease Arrangement
Lessee, Lease, Description [Line Items]
Number of renewal terms \| term		4
Finance lease, renewal term		5 years
Escalation provision, percent		1.0125
GLPI
Lessee, Lease, Description [Line Items]
Escalation provision, percent		1.0175
Lumiere Lease
Lessee, Lease, Description [Line Items]
Lease agreement, amount of percentage, base rent \| $		$ 23
Escalation provision, percent		1.0175
Lumiere Lease \| Gaming And Leisure Properties Master Lease, Six Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, lease year		6
Lumiere Lease \| Gaming And Leisure Properties Master Lease, Seven Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, lease year		7
Land \| GLPI
Lessee, Lease, Description [Line Items]
Lease agreement, amount of percentage, base rent \| $		$ 24
Building \| GLPI
Lessee, Lease, Description [Line Items]
Lease agreement, amount of percentage, base rent \| $		$ 63
Escalation provision, percent		1.0125
Building \| GLPI \| Gaming And Leisure Properties Master Lease, Five Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, preceding year		5
Building \| GLPI \| Gaming And Leisure Properties Master Lease, Six Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, preceding year		6
Building \| GLPI \| Gaming And Leisure Properties Master Lease, Seven Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, lease year		7
Building \| GLPI \| Gaming And Leisure Properties Master Lease, Eight Year Option
Lessee, Lease, Description [Line Items]
Lessee, operating lease, lease year		8