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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Depreciation and Amortization
Depreciation and amortization are computed using the straight-line method over the estimated useful lives of the assets:

Buildings
13 – 35 years
Building improvements
15 years
Tenant improvementsShorter of the term of the related lease or useful life
Acquired in-place leases or leasing commissionsRemaining terms of the respective leases
Computer equipment and other corporate assets
3 – 5 years
The following table summarizes depreciation and amortization amounts during the periods indicated below (in thousands):

Year Ended December 31,
202520242023
Depreciation on real estate held for investment and computer equipment and other corporate assets$63,177 $55,066 $44,402 
Amortization on acquired in-place lease assets and leasing commission costs
23,199 21,805 19,275 
Total depreciation and amortization expense$86,376 $76,871 $63,677