XML 62 R39.htm IDEA: XBRL DOCUMENT v3.8.0.1

Organization - Additional Information (Detail)	1 Months Ended
	Nov. 30, 2017
HEPLISAV-B™
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]
Minimum age approved for vaccine prevention of infection caused	18 years

X

- Definition

Minimum age approved for vaccine prevention of infection caused.

+ References

No definition available.

+ Details

Name:	dvax_MinimumAgeApprovedForVaccinePreventionOfInfectionCaused
Namespace Prefix:	dvax_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Organization consolidation and presentation of financial statements disclosure.

+ References

No definition available.

+ Details

Name:	dvax_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems
Namespace Prefix:	dvax_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_ProductOrServiceAxis=dvax_HepatitisBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: