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Cover
Aug. 22, 2022
Entity Addresses [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 22, 2022
Entity File Number 001-31817
Entity Registrant Name Cedar Realty Trust, Inc.
Entity Central Index Key 0000761648
Entity Tax Identification Number 42-1241468
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 2529 Virginia Beach Blvd.
Entity Address, City or Town Virginia Beach
Entity Address, State or Province VA
Entity Address, Postal Zip Code 23452
City Area Code (757)
Local Phone Number 627-9088
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock, $0.06 par value per share  
Entity Addresses [Line Items]  
Title of 12(b) Security Common Stock, $0.06 par value per share
Trading Symbol CDR
Security Exchange Name NYSE
7.25% Series B Cumulative Redeemable Preferred Stock  
Entity Addresses [Line Items]  
Title of 12(b) Security 7.25% Series B Cumulative Redeemable Preferred Stock
Trading Symbol CDRpB
Security Exchange Name NYSE
6.5% Series C Cumulative Redeemable Preferred Stock  
Entity Addresses [Line Items]  
Title of 12(b) Security 6.5% Series C Cumulative Redeemable Preferred Stock
Trading Symbol CDRpC
Security Exchange Name NYSE
Former Address [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One 928 Carmans Road
Entity Address, City or Town Massapequa
Entity Address, State or Province NY
Entity Address, Postal Zip Code 11758