Consolidated Statements of Operations - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
REVENUES
Total revenues	$ 32,220,000	$ 28,620,000	$ 65,771,000	$ 71,105,000
EXPENSES
Operating, maintenance and management	6,296,000	5,508,000	14,076,000	13,229,000
Real estate and other property-related taxes	5,051,000	4,978,000	10,171,000	10,100,000
General and administrative	4,873,000	3,906,000	9,401,000	8,908,000
Depreciation and amortization	10,257,000	14,426,000	21,468,000	28,173,000
Total expenses	26,477,000	28,818,000	55,116,000	60,410,000
OTHER
Gain on sales	48,857,000		49,904,000
Impairment reversal (charges)	1,849,000	(133,000)	1,849,000	(7,607,000)
Total other	50,706,000	(133,000)	51,753,000	(7,607,000)
OPERATING INCOME (LOSS)	56,449,000	(331,000)	62,408,000	3,088,000
NON-OPERATING INCOME AND EXPENSES
Interest expense	(4,985,000)	(5,678,000)	(9,691,000)	(11,195,000)
Total non-operating income and expenses	(4,985,000)	(5,678,000)	(9,691,000)	(11,195,000)
NET INCOME (LOSS)	51,464,000	(6,009,000)	52,717,000	(8,107,000)
Net (income) loss attributable to noncontrolling interests:
Minority interests in consolidated joint ventures	(122,000)	(140,000)	(272,000)	(316,000)
Limited partners' interest in Operating Partnership	(287,000)	52,000	(278,000)	80,000
Total net (income) attributable to noncontrolling interests	409,000	88,000	550,000	236,000
NET INCOME (LOSS) ATTRIBUTABLE TO CEDAR REALTY TRUST, INC.	51,055,000	(6,097,000)	52,167,000	(8,343,000)
Preferred stock dividends	(2,688,000)	(2,688,000)	(5,376,000)	(5,376,000)
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 48,367,000	$ (8,785,000)	$ 46,791,000	$ (13,719,000)
NET INCOME (LOSS) PER COMMON SHARE ATTRIBUTABLE TO COMMON SHAREHOLDERS (BASIC AND DILUTED):	$ 3.52	$ (0.67)	$ 3.41	$ (1.06)
Weighted average number of common shares - basic and diluted	13,197,000	13,107,000	13,171,000	13,097,000
Rental Revenues [Member]
REVENUES
Total revenues	$ 31,880,000	$ 28,461,000	$ 65,216,000	$ 63,576,000
Other [Member]
REVENUES
Total revenues	$ 340,000	$ 159,000	$ 555,000	$ 7,529,000