CONDENSED CONSOLIDATED STATEMENT OF EQUITY - USD ($)	Total	Cedar Realty Trust, Inc.	Preferred stock	Common stock	Treasury stock, at cost	Additional paid-in capital	Cumulative distributions in excess of net income	Accumulated other comprehensive income	Noncontrolling Interests	Noncontrolling Interests Limited partners' interest in Operating Partnership
Beginning balance (in shares) at Dec. 31, 2021			6,450,000
Beginning balance at Dec. 31, 2021	$ 439,968,000	$ 437,382,000	$ 159,541,000	$ 820,000	$ (13,266,000)	$ 881,009,000	$ (582,464,000)	$ (8,258,000)	$ 2,586,000	$ 2,586,000
Beginning balance (in shares) at Dec. 31, 2021				13,658,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,076,000)	(1,056,000)					(1,056,000)		(20,000)	(20,000)
Unrealized gain (loss) on change in fair value of cash flow hedges	8,338,000	8,289,000						8,289,000	49,000	49,000
Share-based compensation, net (in shares)				(21,000)
Share-based compensation, net	(40,000)	(40,000)		$ (1,000)	2,459,000	(2,498,000)
Common stock sales, net of issuance expenses	1,000	1,000				1,000
Preferred stock dividends	(2,688,000)	(2,688,000)					(2,688,000)
Distributions to common shareholders/noncontrolling interests	(905,000)	(900,000)					(900,000)		(5,000)	(5,000)
Reallocation adjustment of limited partners' interest	0	(4,000)				(4,000)			4,000	4,000
Ending balance (in shares) at Mar. 31, 2022			6,450,000
Ending balance at Mar. 31, 2022	443,598,000	440,984,000	$ 159,541,000	$ 819,000	(10,807,000)	878,508,000	(587,108,000)	31,000	2,614,000	2,614,000
Ending balance (in shares) at Mar. 31, 2022				13,637,000
Beginning balance (in shares) at Dec. 31, 2021			6,450,000
Beginning balance at Dec. 31, 2021	439,968,000	437,382,000	$ 159,541,000	$ 820,000	(13,266,000)	881,009,000	(582,464,000)	(8,258,000)	2,586,000	2,586,000
Beginning balance (in shares) at Dec. 31, 2021				13,658,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Unrealized gain (loss) on change in fair value of cash flow hedges	8,321,000
Ending balance (in shares) at Sep. 30, 2022			6,450,000
Ending balance at Sep. 30, 2022	86,525,000	86,525,000	$ 159,541,000	$ 823,000	0	868,323,000	(942,162,000)	0	0	0
Ending balance (in shares) at Sep. 30, 2022				13,718,000
Beginning balance (in shares) at Mar. 31, 2022			6,450,000
Beginning balance at Mar. 31, 2022	443,598,000	440,984,000	$ 159,541,000	$ 819,000	(10,807,000)	878,508,000	(587,108,000)	31,000	2,614,000	2,614,000
Beginning balance (in shares) at Mar. 31, 2022				13,637,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(42,763,000)	(42,587,000)					(42,587,000)		(176,000)	(176,000)
Unrealized gain (loss) on change in fair value of cash flow hedges	3,114,000	3,104,000						3,104,000	10,000	10,000
Share-based compensation, net (in shares)				(79,000)
Share-based compensation, net	287,000	287,000		$ (5,000)	47,000	245,000
Purchase of OP Units	(726,000)								(726,000)	(726,000)
Preferred stock dividends	(2,688,000)	(2,688,000)					(2,688,000)
Acquisition of minority interests	(1,000,000)	(1,000,000)				(1,000,000)
Reallocation adjustment of limited partners' interest	0	228,000				228,000			(228,000)	(228,000)
Ending balance (in shares) at Jun. 30, 2022			6,450,000
Ending balance at Jun. 30, 2022	399,822,000	398,328,000	$ 159,541,000	$ 814,000	(10,760,000)	877,981,000	(632,383,000)	3,135,000	1,494,000	1,494,000
Ending balance (in shares) at Jun. 30, 2022				13,558,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	89,637,000	89,309,000					89,309,000		328,000	328,000
Unrealized gain (loss) on change in fair value of cash flow hedges	(3,131,000)	(3,135,000)						(3,135,000)	4,000	4,000
Share-based compensation, net (in shares)				(3,000)
Share-based compensation, net	713,000	713,000			10,760,000	(10,047,000)
Common stock offering (in shares)				13,718,000
Common stock offering	0	0		$ 823,000		(823,000)
Common stock repurchases (in shares)				(13,669,000)
Common stock repurchases	0	0		$ (821,000)		821,000
Common stock issuance (in shares)				114,000
Common stock issuance	0	0		$ 7,000		(7,000)
Preferred stock dividends	(2,688,000)	(2,688,000)					(2,688,000)
Distributions to common shareholders/noncontrolling interests	(397,828,000)	(396,400,000)					(396,400,000)		(1,428,000)	(1,428,000)
Reallocation adjustment of limited partners' interest	0	398,000				398,000			(398,000)	(398,000)
Ending balance (in shares) at Sep. 30, 2022			6,450,000
Ending balance at Sep. 30, 2022	$ 86,525,000	86,525,000	$ 159,541,000	$ 823,000	$ 0	868,323,000	(942,162,000)	$ 0	$ 0	$ 0
Ending balance (in shares) at Sep. 30, 2022				13,718,000
Beginning balance (in shares) at Dec. 31, 2022			6,450,000
Beginning balance at Dec. 31, 2022		82,202,000	$ 159,541,000	$ 823,000		868,323,000	(946,485,000)
Beginning balance (in shares) at Dec. 31, 2022	13,718,000			13,718,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		14,000					14,000
Preferred stock dividends		(2,688,000)					(2,688,000)
Ending balance (in shares) at Mar. 31, 2023			6,450,000
Ending balance at Mar. 31, 2023		79,528,000	$ 159,541,000	$ 823,000		868,323,000	(949,159,000)
Ending balance (in shares) at Mar. 31, 2023				13,718,000
Beginning balance (in shares) at Dec. 31, 2022			6,450,000
Beginning balance at Dec. 31, 2022		82,202,000	$ 159,541,000	$ 823,000		868,323,000	(946,485,000)
Beginning balance (in shares) at Dec. 31, 2022	13,718,000			13,718,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Unrealized gain (loss) on change in fair value of cash flow hedges	$ 0
Ending balance (in shares) at Sep. 30, 2023			6,450,000
Ending balance at Sep. 30, 2023		76,015,000	$ 159,541,000	$ 823,000		868,323,000	(952,672,000)
Ending balance (in shares) at Sep. 30, 2023	13,718,000			13,718,000
Beginning balance (in shares) at Mar. 31, 2023			6,450,000
Beginning balance at Mar. 31, 2023		79,528,000	$ 159,541,000	$ 823,000		868,323,000	(949,159,000)
Beginning balance (in shares) at Mar. 31, 2023				13,718,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		(1,067,000)					(1,067,000)
Preferred stock dividends		(2,688,000)					(2,688,000)
Ending balance (in shares) at Jun. 30, 2023			6,450,000
Ending balance at Jun. 30, 2023		75,773,000	$ 159,541,000	$ 823,000		868,323,000	(952,914,000)
Ending balance (in shares) at Jun. 30, 2023				13,718,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		2,930,000					2,930,000
Unrealized gain (loss) on change in fair value of cash flow hedges	$ 0
Preferred stock dividends		(2,688,000)					(2,688,000)
Ending balance (in shares) at Sep. 30, 2023			6,450,000
Ending balance at Sep. 30, 2023		$ 76,015,000	$ 159,541,000	$ 823,000		$ 868,323,000	$ (952,672,000)
Ending balance (in shares) at Sep. 30, 2023	13,718,000			13,718,000