Consolidated Statements of Operations - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
REVENUES
Total revenues	$ 34,005,000	$ 39,187,000	$ 45,890,000
EXPENSES
Operating, maintenance and management	8,119,000	7,299,000	4,234,000
Real estate and other property-related taxes	5,949,000	6,589,000	7,324,000
General and administrative	10,099,000	17,811,000	16,691,000
Depreciation and amortization	9,645,000	12,141,000	16,469,000
Total expenses	33,812,000	43,840,000	44,718,000
OTHER
Gain on sales		48,857,000	3,753,000
Transaction costs	(58,959,000)
Impairment charges	(9,350,000)	(65,975,000)	(7,607,000)
Total other	(68,309,000)	(17,118,000)	(3,854,000)
OPERATING LOSS	(68,116,000)	(21,771,000)	(2,682,000)
NON-OPERATING INCOME AND EXPENSES
Interest expense, net	(10,894,000)	(13,901,000)	(19,840,000)
Total non-operating income and expenses	(10,894,000)	(13,901,000)	(19,840,000)
NET LOSS FROM CONTINUING OPERATIONS	(79,010,000)	(35,672,000)	(22,522,000)
DISCONTINUED OPERATIONS
Income from discontinued operations	14,302,000	23,535,000	21,359,000
Impairment (charges) reversal	(16,629,000)	(33,913,000)	643,000
Gain on sales	125,500,000	1,047,000
Total income (loss) from discontinued operations	123,173,000	(9,331,000)	22,002,000
NET INCOME (LOSS)	44,163,000	(45,003,000)	(520,000)
Net loss (income) attributable to noncontrolling interests:
Minority interests in consolidated joint ventures		(425,000)	(618,000)
Limited partners' interest in Operating Partnership	(132,000)	329,000	66,000
Total net loss (income) attributable to noncontrolling interests	132,000	96,000	552,000
NET (LOSS) INCOME ATTRIBUTABLE TO CEDAR REALTY TRUST, INC.	44,031,000	(45,099,000)	(1,072,000)
Preferred stock dividends	(10,752,000)	(10,752,000)	(10,752,000)
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 33,279,000	$ (55,851,000)	$ (11,824,000)
NET INCOME (LOSS) PER COMMON SHARE ATTRIBUTABLE TO COMMON SHAREHOLDERS (BASIC AND DILUTED):
Continuing operations, basic per share	$ (6.64)	$ (3.53)	$ (2.59)
Continuing operations, diluted per share	(6.64)	(3.53)	(2.59)
Discontinued operations, basic per share	9.12	(0.71)	1.67
Discontinued operations, diluted per share	9.12	(0.71)	1.67
NET (LOSS) INCOME PER COMMON SHARE ATTRIBUTABLE TO COMMON SHAREHOLDERS, BASIC	2.48	(4.24)	(0.92)
NET (LOSS) INCOME PER COMMON SHARE ATTRIBUTABLE TO COMMON SHAREHOLDERS, DILUTED	$ 2.48	$ (4.24)	$ (0.92)
Weighted average number of common shares - basic	13,448,000	13,213,000	13,104,000
Weighted average number of common shares - diluted	13,448,000	13,213,000	13,104,000
Rental Revenues [Member]
REVENUES
Total revenues	$ 32,671,000	$ 38,612,000	$ 38,408,000
Other [Member]
REVENUES
Total revenues	$ 1,334,000	$ 575,000	$ 7,482,000