XML 30 R33.htm IDEA: XBRL DOCUMENT v3.20.1

Mortgage Loans Payable and Unsecured Credit Facility (Schedule of Debt and Finance Lease Obligations Related to Continuing Operations) (Parenthetical) (Details) - Revolving Credit Facility [Member]		3 Months Ended
	Sep. 08, 2017	Mar. 31, 2020
Debt Instrument [Line Items]
Basis spread on borrowings variable rate		1.50%
Line of credit facility extension allowed period	1 year	1 year
Minimum [Member]
Debt Instrument [Line Items]
Basis spread on borrowings variable rate	1.35%
Maximum [Member]
Debt Instrument [Line Items]
Basis spread on borrowings variable rate	1.95%
Unsecured Credit Facility [Member]
Debt Instrument [Line Items]
Basis spread on borrowings variable rate		0.14%
Unsecured Credit Facility [Member] | Minimum [Member]
Debt Instrument [Line Items]
Basis spread on borrowings variable rate		0.10%
Unsecured Credit Facility [Member] | Maximum [Member]
Debt Instrument [Line Items]
Basis spread on borrowings variable rate		0.15%

X

- Definition

Line of credit facility extension allowed period.

+ References

No definition available.

+ Details

Name:	cdr_LineOfCreditFacilityExtensionAllowedPeriod
Namespace Prefix:	cdr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- 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

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: