Income Taxes - Reconciliation of GAAP Net Income (Loss) Attributable to Taxable Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
GAAP net income attributable to SITE Centers	$ 265,703	$ 168,719	$ 124,935
Book/tax differences	(57,471)	(60,732)	476
Taxable income before adjustments	208,232	107,987	125,411
Less: Net operating loss carryforward	(54,466)	0	(28,576)
Less: Capital gains	0	(7,664)	0
Taxable income subject to the 90% dividend requirement	$ 153,766	$ 100,323	$ 96,835