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Debt - Components of Mortgage Debt (Footnotes) (Details) - Senior Unsecured Revolving Credit Facility	3 Months Ended
	Mar. 31, 2018
LIBOR | Minimum
Participating Mortgage Loans [Line Items]
Basis spread on variable rate	1.55%
LIBOR | Maximum
Participating Mortgage Loans [Line Items]
Basis spread on variable rate	2.30%
Prime Rate | Minimum
Participating Mortgage Loans [Line Items]
Basis spread on variable rate	0.55%
Prime Rate | Maximum
Participating Mortgage Loans [Line Items]
Basis spread on variable rate	1.30%

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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

X

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

X

- Details

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

X

- Details

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

X

- Details

Name:	us-gaap_ParticipatingMortgageLoansAxis=cldt_SeniorUnsecuredRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

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