Lease expiration, month and year.

No definition available.

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- Definition

The cumulative difference between the rental payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense over the term of the leased property by the lessor or lessee, respectively.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=7501430&loc=d3e39896-112707

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

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- Definition

Amount of cash outflow reducing loss contingency liability.

+ References

+ Details

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- Definition

Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12053-110248

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Period Type:	instant

- Definition

The effective date of a duly executed litigation settlement agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

+ Details

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- Details

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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Sep. 07, 2016	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Loss Contingencies [Line Items]
Rent expense, net		$ 0.6	$ 0.5
Deferred rent		$ 0.3		$ 0.3
Litigation settlement agreement date		September 7, 2016
Dynavax Technologies Securities Litigation
Loss Contingencies [Line Items]
Litigation amount payable	$ 4.1
Dynavax Technologies Securities Litigation \| Accrued Liabilities
Loss Contingencies [Line Items]
Estimated loss accrual on litigation				4.1
Dynavax Technologies Securities Litigation \| Prepaid Expenses and Other Current Assets
Loss Contingencies [Line Items]
Anticipated recovery on litigation				4.1
Derivative Complaints \| Accrued Liabilities
Loss Contingencies [Line Items]
Estimated loss accrual on litigation				0.9
Derivative Complaints \| Prepaid Expenses and Other Current Assets
Loss Contingencies [Line Items]
Anticipated recovery on litigation				$ 0.9
Berkeley, California (the "Berkeley Lease")
Loss Contingencies [Line Items]
Operating leases expiration date		2018-06
Dusseldorf, Germany (the "Dusseldorf Lease")
Loss Contingencies [Line Items]
Operating leases expiration date		2023-03