Consolidated Statements of Capital (Parenthetical) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Cash distributions declared (per common unit, none of which represented a return of capital for federal income tax purposes) (in dollars per share)	$ 0.812	$ 0.932	$ 2.437	$ 2.797
SL Green Operating Partnership
Cash distributions declared (per common unit, none of which represented a return of capital for federal income tax purposes) (in dollars per share)	$ 0.812	$ 0.932	$ 2.437	$ 2.797