CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 28,157	$ 7,403	$ 66,325	$ 37,628
Other comprehensive income:
Foreign currency translation, net	0	(3,916)	(1)	(4,409)
Reclassification adjustment for foreign currency translation included in net income	0	0	2,683	0
Change in cash flow hedges reclassed to earnings	0	0	0	1,172
Total other comprehensive income (loss)	0	(3,916)	2,682	(3,237)
Comprehensive income	28,157	3,487	69,007	34,391
Total comprehensive income attributable to non-controlling interests	(93)	(116)	(384)	(621)
Total comprehensive income attributable to SITE Centers	$ 28,064	$ 3,371	$ 68,623	$ 33,770