4. Balance Sheet Components

Property and Equipment, Net

Property and equipment consists of the following (in thousands):

Under the terms of its lease for office and laboratory space at 4000 Shoreline Court, South San Francisco, the Company received an incentive from the landlord for $3.2 million to construct leasehold improvements, which have been recorded in fixed assets and as deferred rent in other liabilities that will be amortized over the remaining lease term. During the three and six months ended June 30, 2018, the Company disposed of leasehold improvements, laboratory equipment and office equipment resulting in a loss of $0 and $97,000, respectively. There was no such loss during the three and six months ended June 30, 2017.

Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):