Consolidated Statements Of Operations - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
REVENUES
Total revenues	$ 152,020,000	$ 146,008,000	$ 151,086,000
EXPENSES
Operating, maintenance and management	27,771,000	24,752,000	24,898,000
Real estate and other property-related taxes	20,123,000	19,577,000	19,617,000
General and administrative	16,915,000	16,907,000	18,154,000
Acquisition pursuit costs		156,000	3,426,000
Depreciation and amortization	40,053,000	40,115,000	40,787,000
Total expenses	104,862,000	101,507,000	106,882,000
OTHER
Gain on sale	4,864,000	7,099,000	59,000
Impairment charges	(20,689,000)	(9,538,000)	(6,347,000)
Total other	(15,825,000)	(2,439,000)	(6,288,000)
OPERATING INCOME	31,333,000	42,062,000	37,916,000
NON-OPERATING INCOME AND EXPENSES
Interest expense	(22,146,000)	(22,199,000)	(26,529,000)
Early extinguishment of debt costs	(4,829,000)	(210,000)	(2,623,000)
Total non-operating income and expenses	(26,975,000)	(22,409,000)	(29,152,000)
NET INCOME	4,358,000	19,653,000	8,764,000
Net (income) loss attributable to noncontrolling interests:
Minority interests in consolidated joint ventures	(497,000)	(523,000)	162,000
Limited partners' interest in Operating Partnership	28,000	13,000	17,000
Total net (income) attributable to noncontrolling interests	469,000	510,000	(179,000)
NET INCOME ATTRIBUTABLE TO CEDAR REALTY TRUST, INC.	3,889,000	19,143,000	8,943,000
Preferred stock dividends	(10,863,000)	(13,652,000)	(14,408,000)
Preferred stock redemption costs	(3,507,000)	(7,890,000)
NET LOSS ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ (10,481,000)	$ (2,399,000)	$ (5,465,000)
NET LOSS PER COMMON SHARE ATTRIBUTABLE TO COMMON SHAREHOLDERS (BASIC AND DILUTED)	$ (0.13)	$ (0.04)	$ (0.08)
Weighted average number of common shares - basic and diluted	88,420,000	84,168,000	81,672,000
Rents [Member]
REVENUES
Total revenues	$ 113,858,000	$ 113,276,000	$ 118,098,000
Expense Recoveries [Member]
REVENUES
Total revenues	33,378,000	31,220,000	32,036,000
Other [Member]
REVENUES
Total revenues	$ 4,784,000	$ 1,512,000	$ 952,000