Maximum percentage of debt premium.

No definition available.

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Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Minimum percentage of debt premium.

+ References

No definition available.

+ Details

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Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument debt yield percentage under condition 1.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentDebtYieldPercentageUnderCondition1
Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument debt yield percentage under condition 2.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentDebtYieldPercentageUnderCondition2
Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument each extension option period.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentEachExtensionOptionPeriod
Namespace Prefix:	cplg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument initial term.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentInitialTerm
Namespace Prefix:	cplg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument number of extension options.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentNumberOfExtensionOptions
Namespace Prefix:	cplg_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument upfront reserve deposited for lender.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentUpfrontReserveDepositedForLender
Namespace Prefix:	cplg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Debt instrument yield percentage.

+ References

No definition available.

+ Details

Name:	cplg_DebtInstrumentYieldPercentage
Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit facility extended expiration period.

+ References

No definition available.

+ Details

Name:	cplg_LineOfCreditFacilityExtendedExpirationPeriod
Namespace Prefix:	cplg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of credit facility outstanding letters of credit percentage.

+ References

No definition available.

+ Details

Name:	cplg_LineOfCreditFacilityOutstandingLettersOfCreditPercentage
Namespace Prefix:	cplg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Net proceeds from sale of assets for repayment of debt.

+ References

No definition available.

+ Details

Name:	cplg_NetProceedsFromSaleOfAssetsForRepaymentOfDebt
Namespace Prefix:	cplg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of hotels classified as investments in real estate sold.

+ References

No definition available.

+ Details

Name:	cplg_NumberOfHotelsClassifiedAsInvestmentsInRealEstateSold
Namespace Prefix:	cplg_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of owned and ground leased hotels for which excess cash flow pledge is made.

+ References

No definition available.

+ Details

Name:	cplg_NumberOfOwnedAndGroundLeasedHotelsForWhichExcessCashFlowPledgeIsMade
Namespace Prefix:	cplg_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- 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

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

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611

+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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

- Details

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Namespace Prefix:
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Balance Type:
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- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
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Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=cplg_CorePointBorrowerLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cplg_FirstFiveYearsTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cplg_SixthYearTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=cplg_SeventhYearTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=cplg_CorePointCMBSBorrowerMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
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Data Type:	na
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Period Type:

- Details

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- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
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- Details

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Debt - Additional Information (Detail)			3 Months Ended
Debt - Additional Information (Detail)	May 19, 2020	May 30, 2018 USD ($) Extension Hotel	Mar. 31, 2020 USD ($) Extension Hotel
Debt Instrument [Line Items]
Debt instrument initial term		5 years
Hotels classified as investment in real estate sold \| Hotel			23
Secured Mortgage
Debt Instrument [Line Items]
Extension options \| Extension			5
CMBS facility, extension option period			1 year
Secured Mortgage \| LIBOR
Debt Instrument [Line Items]
Interest rate			2.75%
Revolving Facility
Debt Instrument [Line Items]
Revolving facility, extension option period			1 year
Unused commitment fee percentage		0.50%
Revolving Facility \| LIBOR
Debt Instrument [Line Items]
Interest rate			4.50%
Revolving Facility \| Core Point Borrower L L C
Debt Instrument [Line Items]
Borrowing capacity, revolving facility		$ 150,000,000
Revolving facility, extension option period		1 year
Outstanding amount, revolving facility			$ 110,000,000
Letters of credit outstanding, amount			$ 2,000,000
Revolving Facility \| Minimum
Debt Instrument [Line Items]
Percentage of outstanding letters of credit		10.00%
CMBS Facility
Debt Instrument [Line Items]
CMBS facility, extension option period			1 year
Debt yield condition 1		16.44%
Debt yield condition 2		16.94%
Net proceeds from sale of properties			$ 50,000,000
Upfront reserve deposited for lender		$ 15,000,000
CMBS Facility \| First Five Years Term Loan
Debt Instrument [Line Items]
Interest rate		2.75%
Debt instrument yield percentage		12.33%
CMBS Facility \| Sixth Year Term Loan
Debt Instrument [Line Items]
Interest rate		2.90%
Debt instrument yield percentage		12.83%
CMBS Facility \| Seventh Year Term Loan
Debt Instrument [Line Items]
Interest rate		3.00%
CMBS Facility \| CorePoint CMBS Borrower
Debt Instrument [Line Items]
Premium percentage minimum		5.00%
Premium percentage maximum		10.00%
CMBS Facility \| CorePoint CMBS Borrower \| Commercial Mortgage Backed Securities \| Secured Mortgage
Debt Instrument [Line Items]
Owned and ground leased hotels \| Hotel		7
Extension options \| Extension		5
Core Point Revolver Borrower \| Revolving Facility \| Base Rate
Debt Instrument [Line Items]
Interest rate		3.50%
Core Point Revolver Borrower \| Revolving Facility \| LIBOR
Debt Instrument [Line Items]
Interest rate		4.50%
Subsequent Event \| Base Rate
Debt Instrument [Line Items]
Interest rate	4.00%
Subsequent Event \| LIBOR
Debt Instrument [Line Items]
Interest rate	5.00%