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v3.22.2

Revenues (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2022
Revenues [Abstract] |  |
Reduction of net income due to recording of revenue on cash basis and write off outstanding straight-line receivable | $ 0.0 | $ 0.0
Unpaid billed charges of rent and tenant reimbursements | 0.4 | 0.8
Unrecorded revenue from tenants | $ 0.4 | $ 0.8

X
- Definition Reduction of net income due to recording of revenue on cash basis and write off outstanding straight-line receivable . + References No definition available. + Details
Name: | cdr_ReductionOfNetIncomeDueToRecordingOfRevenueOnCashBasisAndWriteOffOutstandingStraightLineReceivable
Namespace Prefix: | cdr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Unpaid billed charges of rent and tenant reimbursements. + References No definition available. + Details
Name: | cdr_UnpaidBilledChargesOfRentAndTenantReimbursements
Namespace Prefix: | cdr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Unrecorded revenue from tenants. + References No definition available. + Details
Name: | cdr_UnrecordedRevenueFromTenants
Namespace Prefix: | cdr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenuesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration