XML 66 R51.htm IDEA: XBRL DOCUMENT
v3.24.2

Partners' Capital of the Operating Partnership (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Equity [Abstract] |
Schedule of Calculation of Numerator and Denominator in Earnings Per Unit | The Operating Partnership's earnings per unit for the three and six months ended June 30, 2024 and 2023, respectively, are computed as follows (in thousands):
| Three Months Ended June 30, |  | Six Months Ended June 30,
Numerator | 2024 |  | 2023 |  | 2024 |  | 2023
Basic Earnings: |  |  |  |  |  |  |
Net (loss) income attributable to SLGOP common unitholders (numerator for diluted earnings per unit) | $ | (2,313) |  |  | $ | (383,776) |  |  | $ | 11,729 |  |  | $ | (425,844) |
Less: distributed earnings allocated to participating securities | (436) |  |  | (906) |  |  | (872) |  |  | (813) |
Net (loss) income attributable to SLGOP common unitholders (numerator for basic earnings per unit) | $ | (2,749) |  |  | $ | (384,682) |  |  | $ | 10,857 |  |  | $ | (426,657) |
Add back: dilutive effect of earnings allocated to participating securities and contingently issuable shares | — |  |  | — |  |  | 436 |  |  | — |
Net (loss) income attributable to SLGOP common unitholders (numerator for diluted earnings per unit) | $ | (2,749) |  |  | $ | (384,682) |  |  | $ | 11,293 |  |  | $ | (426,657) |
| Three Months Ended June 30, |  | Six Months Ended June 30,
Denominator | 2024 |  | 2023 |  | 2024 |  | 2023
Basic units: |  |  |  |  |  |  |
Weighted average common units outstanding | 68,740 |  |  | 68,341 |  |  | 68,753 |  |  | 68,263 |
Effect of Dilutive Securities: |  |  |  |  |  |  |
Stock-based compensation plans | — |  |  | — |  |  | 1,384 |  |  | — |
Diluted weighted average common units outstanding | 68,740 |  |  | 68,341 |  |  | 70,137 |  |  | 68,263 |

X
- Definition Schedule of Calculation of Numerator and Denominator in Earnings Per Unit [Table Text Block] + References No definition available. + Details
Name: | slg_ScheduleofCalculationofNumeratorandDenominatorinEarningsPerUnitTableTextBlock
Namespace Prefix: | slg_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration