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Consolidated Balance Sheets (Parenthetical) - $ / shares
shares in Thousands
Jun. 30, 2026
Dec. 31, 2025
Private Perpetual Preferred Units, Series 2019    
Capital:    
Private perpetual preferred units, liquidation preference (in USD per share) $ 13.52 $ 13.52
Private perpetual preferred units, issued (in shares) 4,664 4,664
Private perpetual preferred units, outstanding (in shares) 4,664 4,664
Private Perpetual Preferred Units, Series 2014    
Capital:    
Private perpetual preferred units, liquidation preference (in USD per share) $ 16.62 $ 16.62
Private perpetual preferred units, issued (in shares) 1,560 1,560
Private perpetual preferred units, outstanding (in shares) 1,560 1,560
Series PR Operating Partnership Units    
Capital:    
Limited partner operating partnership units, outstanding (in shares) 87,965 83,927
Series PR Operating Partnership Units | Empire state realty trust    
Capital:    
General partner operating partnership units, outstanding (in shares) 2,832 2,777
Limited partner operating partnership units, outstanding (in shares) 169,926 167,717
Series ES Operating Partnership Units Limited Partners    
Capital:    
Limited partner operating partnership units, outstanding (in shares) 16,219 16,786
Series 60 Operating Partnership Units Limited Partners    
Capital:    
Limited partner operating partnership units, outstanding (in shares) 4,132 4,296
Series 250 Operating Partnership Units Limited Partners    
Capital:    
Limited partner operating partnership units, outstanding (in shares) 2,154 2,216