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Commitments and Contingencies - Additional Information (Detail) - USD ($) |  | 1 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 01, 2016 | Jul. 31, 2016 | Mar. 31, 2013 | Dec. 31, 2010 | Sep. 30, 2016
Sunnyvale Facility [Member] |  |  |  |  |
Commitment And Contingencies [Line Items] |  |  |  |  |
Proceeds from sale of property held for sale |  | $ 650,000 |  |  |
Lease Terminations [Member] |  |  |  |  |
Commitment And Contingencies [Line Items] |  |  |  |  |
Exit date of previously leased facilities |  |  |  |  | Aug. 01, 2016
Prologis, L.P [Member] |  |  |  |  |
Commitment And Contingencies [Line Items] |  |  |  |  |
Term of lease |  |  | 10 years |  |
Rent over term of lease |  |  | $ 3,497,000 |  |
Refund of security deposit |  | $ 40,000 |  |  |
BMR-Gateway Boulevard LLC [Member] |  |  |  |  |
Commitment And Contingencies [Line Items] |  |  |  |  |
Term of lease |  |  |  | 11 years 6 months |
Rent over term of lease |  |  |  | $ 17,869,000 |
Lease termination fee paid | $ 800,000 |  |  |  |
Amount of deposit forfeited | $ 333,000 |  |  |  |

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- Definition The increase (decrease) during the reporting period in monies given as security or collateral for items acquired or borrowed on a temporary basis. Deposits may also be paid as initial payment of the cost of acquisition or for the right to enter into a contract or agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition The cash inflow associated with the collection of receivables arising from the lease of real estate, equipment or other fixed assets for a specified time in exchange for payment, usually in the form of rent; excludes proceeds from sales-type lease transactions, which are classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + Details
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