v3.26.1
CONSOLIDATED STATEMENTS OF CAPITAL (KILROY REALTY, L.P.) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Increase (Decrease) in Partners' Capital [Roll Forward]    
Net (loss) income $ (14,673) $ 43,681
Non-cash amortization of share-based compensation 5,811 5,176
Net settlement of restricted stock units (6,970) (6,009)
Contributions from noncontrolling interests in consolidated property partnerships 9,000  
Distributions to noncontrolling interests in consolidated property partnerships (6,380) (7,234)
Noncontrolling Interests in Consolidated Property Partnerships    
Increase (Decrease) in Partners' Capital [Roll Forward]    
Net (loss) income 4,594 4,673
Contributions from noncontrolling interests in consolidated property partnerships 9,000  
Distributions to noncontrolling interests in consolidated property partnerships (6,380) (7,234)
Kilroy Realty L.P.    
Increase (Decrease) in Partners' Capital [Roll Forward]    
Beginning balance 5,637,743 5,608,869
Net (loss) income (14,673) 43,681
Issuance of share-based compensation awards 4,416 1,476
Non-cash amortization of share-based compensation 5,811 5,176
Repurchase of common units (72,671)  
Net settlement of restricted stock units (6,970) (6,009)
Contributions from noncontrolling interests in consolidated property partnerships 9,000  
Distributions to noncontrolling interests in consolidated property partnerships (6,380) (7,234)
Distributions declared per common unit ($0.54 per unit) (67,362) (65,974)
Ending balance $ 5,488,914 $ 5,579,985
Kilroy Realty L.P. | Partners’ Capital    
Increase (Decrease) in Partners' Capital [Roll Forward]    
Beginning balance (in shares) 119,506,013 119,197,248
Beginning balance $ 5,472,718 $ 5,434,518
Net (loss) income (19,452) 39,383
Issuance of share-based compensation awards 4,416 1,476
Non-cash amortization of share-based compensation $ 5,811 $ 5,176
Repurchase of common units (in shares) (2,357,739)  
Repurchase of common units $ (72,671)  
Net settlement of restricted stock units (in shares) 264,095 222,085
Net settlement of restricted stock units $ (6,970) $ (6,009)
Distributions declared per common unit ($0.54 per unit) $ (67,362) $ (65,974)
Ending balance (in shares) 117,412,369 119,419,333
Ending balance $ 5,316,490 $ 5,408,570
Kilroy Realty L.P. | Noncontrolling Interests in Consolidated Property Partnerships    
Increase (Decrease) in Partners' Capital [Roll Forward]    
Beginning balance 165,025 174,351
Net (loss) income 4,779 4,298
Contributions from noncontrolling interests in consolidated property partnerships 9,000  
Distributions to noncontrolling interests in consolidated property partnerships (6,380) (7,234)
Ending balance $ 172,424 $ 171,415