Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

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 noncancellable ground lease obligations and the respective contractual expiration dates:



Property	Contractual Expiration Date ⁽¹⁾
601 108th Ave NE, Bellevue, WA	November 2093
701, 801 and 837 N. 34th Street, Seattle, WA ⁽²⁾	December 2041
1701 Page Mill Road and 3150 Porter Drive, Palo Alto, CA	December 2067
Kilroy Airport Center Phases I, II, and III, Long Beach, CA	July 2084

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(1)	Reflects the contractual expiration date prior to the impact of any extension or purchase options held by the Company.


(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.

Schedule of future minimum rental repayments for ground leases

Future contractual minimum rent under operating leases as of December 31, 2016 for future periods is summarized as follows:



Year Ending	(in thousands)
2017	$	538,269
2018	537,891
2019	493,998
2020	424,791
2021	370,941
Thereafter	1,901,303
Total ⁽¹⁾	$	4,267,193

The minimum commitment under our ground leases as of December 31, 2016 for five years and thereafter is as follows:



Year Ending	(in thousands)
2017	$	4,934
2018	4,934
2019	4,934
2020	4,934
2021	4,934
Thereafter	231,402
Total^{(1)(2)(3)(4)(5)}	$	256,072

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(1) Excludes contingent future rent payments based on gross income or adjusted gross income and reflects the minimum ground lease obligations before the impact of ground lease extension options.

(2)

One of our ground lease obligations is subject to a fair market value adjustment every five years; however, the lease includes ground rent subprotection and infrastructure rent credits which currently limit our annual rental obligations to $1.0 million. The contractual obligations for that ground lease included above assumes the lesser of $1.0 million or annual lease rental obligation in effect as of December 31, 2016.


(3)	One of our ground lease obligations includes a component which is based on the percentage of gross income that exceeds the minimum ground rent. The minimum rent is subject to increases every five years based on 50% of the average annual percentage rent for the previous five years.


(4)	One of our ground lease obligations is subject to a fair market value adjustment every five years based on a combination of CPI adjustments and third-party appraisals limited to maximum increases annually. The contractual obligations included above assume the annual lease rental obligation in effect as of December 31, 2016.


(5)	One of our ground lease obligations includes a component which 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.

- Definition

Tabular disclosure of a lessee's leasing arrangements including: (1) the basis on which contingent rental payments are determined, (2) the existence and terms of renewal or purchase options and escalation clauses, (3) restrictions imposed by lease arrangements, such as those concerning dividends, additional debt, and further leasing, (4) rent holidays, rent concessions, or leasehold improvement incentives and unusual provisions or conditions. Disclosure may also include the specific period used to amortize material leasehold improvements made at the inception of the lease or during the lease term. Additionally, for operating leases having initial or remaining noncancelable lease terms in excess of one year: (a) future minimum rental payments required as of the date of the latest balance sheet presented, in the aggregate and for each of the five succeeding fiscal years, (b) the total of minimum rentals to be received in the future under noncancelable subleases as of the date of the latest balance sheet presented, and (c) for all operating leases, rental expense for each period for which an income statement is presented, with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included.

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