Organization and Basis of Presentations (Details) $ / shares in Units, ft² in Millions, $ in Millions		1 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
	Aug. 28, 2023 $ / shares shares	Feb. 28, 2022 USD ($)	Sep. 30, 2023 USD ($) ft² shopping_center $ / shares	Sep. 30, 2023 USD ($) ft² property shopping_center $ / shares	Dec. 31, 2022 $ / shares
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Common shares of beneficial interest, par (in usd per share)			$ 0.01	$ 0.01	$ 0.01
Number of owned properties | property				49
Aggregate portfolio, percent leased			93.50%	93.50%
Sale of stock, maximum potential consideration | $		$ 150.0
Proceeds from issuance or sale of equity | $			$ 133.0	$ 133.0
Kimco Realty Corporation
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Common shares of beneficial interest, par (in usd per share)	$ 0.01
Common stock exchange ratio (in shares) | shares	0.6049
Preferred shares, par (in usd per share)	$ 0.01
Convertible preferred stock, shares received upon conversion (in shares) | shares	0.001
Merger related costs | $			$ 8.2	$ 8.2
Series D Preferred Shares
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cumulative convertible perpetual preferred shares, dividend rate				7.25%	7.25%
Preferred shares, par (in usd per share)			$ 0.01	$ 0.01	$ 0.01
Series D Preferred Shares | Kimco Realty Corporation
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Common shares of beneficial interest, par (in usd per share)	$ 0.01
Cumulative convertible perpetual preferred shares, dividend rate	7.25%
Preferred shares, par (in usd per share)	$ 0.01
RPT Realty, L.P.
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Ownership interest in RPT Realty, L. P.				98.20%	98.20%
Shopping Centers
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Number of multi-tenant shopping centers | shopping_center			13	13
Shopping Centers
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Number of real estate properties owned and managed | shopping_center			43	43
Area of real estate property (in sq feet) | ft²			14.9	14.9