Stockholders' Equity of the Company (Tables)

3 Months Ended

Mar. 31, 2026

Stockholders' Equity Note [Abstract]

Schedule of Common Stock Issued and Proceeds Received Dividend Reinvestments

The following table summarizes SL Green common stock issued, and proceeds received from dividend reinvestments and/or stock purchases under the DRSPP for the three months ended March 31, 2026 and 2025, respectively (dollars in thousands):

	Three Months Ended March 31,
	2026		2025
Shares of common stock issued	1,464		1,221
Dividend reinvestments/stock purchases under the DRSPP	$	62	$	75

Schedule of Earnings Per Share

SL Green's earnings per share for the three months ended March 31, 2026 and 2025 are computed as follows (in thousands):

	Three Months Ended March 31,
Numerator	2026		2025
Basic Loss:
Loss attributable to SL Green common stockholders	$	(84,391)	$	(21,075)
Less: distributed earnings allocated to participating securities	(326)		(362)
Net loss attributable to SL Green common stockholders (numerator for basic earnings per share)	$	(84,717)	$	(21,437)
Add back: dilutive effect of earnings allocated to participating securities and contingently issuable shares	—		—
Add back: effect of dilutive securities (redemption of units to common shares)	—		—
Loss attributable to SL Green common stockholders (numerator for diluted earnings per share)	$	(84,717)	$	(21,437)

	Three Months Ended March 31,
Denominator	2026	2025
Basic Shares:
Weighted average common stock outstanding	70,687	70,424
Effect of Dilutive Securities:
Operating Partnership units redeemable for common shares	—	—
Stock-based compensation plans	—	—
Diluted weighted average common stock outstanding	70,687	70,424