Commitments and Contingencies (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2025 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Commitments and Contingencies Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Contractual Expiration Dates for Ground Leases | The following table summarizes our properties that are held subject to long-term non-cancellable ground lease obligations as of December 31, 2025 and the respective contractual expiration dates:
____________________ (1) Excludes one month-to-month ground lease. (2) The Company has three 10-year and one 45-year extension options for this ground lease, which if exercised would extend the expiration date to December 2116. These extension options are not assumed to be exercised in our calculation of the present value of the future minimum lease payments for this lease. The Company also has a purchase option for this ground lease. (3) Assumes the impact of all extension options held by the Company.
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| Schedule of Minimum Commitment Under Ground Leases | The minimum commitment under our ground leases as of December 31, 2025 for future periods is as follows:
(1)Excludes contingent future rent payments based on gross income or adjusted gross income and reflects the minimum obligations under the ground leases including any extension options (but excluding the Seattle ground lease extension options). (2) Our 701, 801, and 837 N. 34th Street ground lease obligation is subject to a fair market value adjustment every five years based on CPI adjustments and every 15 years based on third-party appraisals. The contractual obligations for that ground lease included above assume the current annual ground lease obligation in effect at December 31, 2025 for the remainder of the lease term, as we cannot predict future adjustments. (3) Our 1701 Page Mill Road and 3150 Porter Drive ground lease obligation includes a component that is based on the percentage of adjusted gross income that exceeds the minimum ground rent. The minimum rent is subject to increases every 10 years by an amount equal to 60% of the average annual percentage rent for the previous three years. The contractual obligations for this lease included above assume the current annual ground lease obligation in effect at December 31, 2025 for the remainder of the lease term, as we cannot predict future adjustments. (4) Our Kilroy Airport Center Phases I, II, and III ground lease obligation is subject to a fair market value adjustment every five years based on a combination of CPI adjustments and third-party appraisals with predetermined maximum annual increases. The contractual obligations for that ground lease included above assume the contractual minimum annual rent prior to the consideration of any variable rental payments in effect at December 31, 2025 for the remainder of the lease term, as we cannot predict future adjustments. (5) Our 3243 S. La Cienega Boulevard ground lease obligation is subject to fixed 5% ground rent increases every five years, with the next increase occurring on November 1, 2027. (6) Our 200 W. 6th Street ground lease obligation is subject to fixed 2% annual ground rent increases, with resets occurring every ten years based on CPI. The contractual obligations for that ground lease included above assume increases for the remaining current ten-year period based on the contractual minimum annual rent prior to the consideration of any variable rental payments (1.5% of gross income) in effect at December 31, 2025.
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| Schedule of Environmental Loss Contingencies by Site | We had the following accrued environmental remediation liabilities in connection with certain of our in-process and future development projects:
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