XML 45 R35.htm IDEA: XBRL DOCUMENT
v3.23.2

Loans Payable (Narrative) (Details) | 6 Months Ended
--- | ---
Jun. 30, 2023 PropertyPortfolio
Debt Disclosure [Abstract] |
Number of properties collateralize by secured term loans | 12

X
- Definition Number of properties collateralize by secured term loans. + References No definition available. + Details
Name: | cdr_NumberOfPropertiesCollateralizeBySecuredTermLoans
Namespace Prefix: | cdr_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

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