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Business and Organization (Details)	12 Months Ended
	Dec. 31, 2021 property shares
Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items]
Number of properties | property	50
OP units outstanding | shares	81,000
Cedar Realty Trust Partnership L.P [Member]
Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items]
Company's interest in Operating Partnership	99.40%
Limited partners' interest in Operating Partnership	0.60%

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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.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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-Name Accounting Standards Codification
-Topic 272
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The number of real estate properties owned as of the balance sheet date.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
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