XML 56 R42.htm IDEA: XBRL DOCUMENT
v3.20.2

Intangible Assets, Net - Additional Information (Detail) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 31, 2020 | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Dec. 31, 2020 | Jul. 31, 2020 | Dec. 31, 2019
Finite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Cost of sales - amortization of intangible assets |  | $ 0 | $ 2,300 | $ 2,500 | $ 6,894 |  |  |
Accounts and other receivables, net |  | 35,023 |  | 35,023 |  |  |  | $ 8,886
Selling, general and administrative |  | 21,538 | $ 18,459 | 61,418 | $ 54,668 |  |  |
Asset Purchase Agreement |  |  |  |  |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Upfront payment receivable |  |  |  |  |  |  | $ 5,000 |
Gain on sale of assets |  | 6,900 |  |  |  |  |  |
Accounts and other receivables, net |  | 4,000 |  | 4,000 |  |  |  |
Selling, general and administrative |  | 2,500 |  |  |  |  |  |
Asset Purchase Agreement | Symphony Dynamo Holdings Llc |  |  |  |  |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Additional milestone payments receivable |  | $ 250,000 |  | $ 250,000 |  |  |  |
Amount paid to third party | $ 2,500 |  |  |  |  |  |  |
Asset Purchase Agreement | Forecast |  |  |  |  |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Upfront payment receivable |  |  |  |  |  | $ 4,000 |  |

X
- Definition Amount paid to third party. + References No definition available. + Details
Name: | dvax_AmountPaidToThirdParty
Namespace Prefix: | dvax_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Contingent milestone payment receivable. + References No definition available. + Details
Name: | dvax_ContingentMilestonePaymentReceivable
Namespace Prefix: | dvax_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Upfront payment. + References No definition available. + Details
Name: | dvax_UpfrontPayment
Namespace Prefix: | dvax_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Upfront payment receivable. + References No definition available. + Details
Name: | dvax_UpfrontPaymentReceivable
Namespace Prefix: | dvax_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer. + References No definition available. + Details
Name: | us-gaap_AccountsAndOtherReceivablesNetCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of expense for allocation of cost of intangible asset over its useful life directly used in production of good and rendering of service. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(2)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
Name: | us-gaap_CostOfGoodsAndServicesSoldAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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
Name: | us-gaap_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
Name: | us-gaap_SellingGeneralAndAdministrativeExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=dvax_AssetPurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=dvax_SymphonyDynamoHoldingsLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |