2.4.0.8 Html 275 359 1 false 88 0 false 10 false false R1.htm 100000 - Document - Document and Entity Information Sheet http://www.dynavax.com/20131231/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information true false R2.htm 100010 - Statement - Consolidated Balance Sheets Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedBalanceSheets Consolidated Balance Sheets false false R3.htm 100020 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) false false R4.htm 100030 - Statement - Consolidated Statements of Operations Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedStatementsOfOperations Consolidated Statements of Operations false false R5.htm 100040 - Statement - Consolidated Statements of Comprehensive Loss Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveLoss Consolidated Statements of Comprehensive Loss false false R6.htm 100050 - Statement - Consolidated Statements of Stockholders' Equity Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedStatementsOfStockholdersEquity Consolidated Statements of Stockholders' Equity false false R7.htm 100060 - Statement - Consolidated Statements Of Cash Flows Sheet http://www.dynavax.com/20131231/taxonomy/role/StatementConsolidatedStatementsOfCashFlows Consolidated Statements Of Cash Flows false false R8.htm 100070 - Disclosure - Organization Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureOrganization Organization false false R9.htm 100080 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies false false R10.htm 100090 - Disclosure - Fair Value Measurements Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureFairValueMeasurements Fair Value Measurements false false R11.htm 100100 - Disclosure - Cash, Cash Equivalents and Marketable Securities Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCashCashEquivalentsAndMarketableSecurities Cash, Cash Equivalents and Marketable Securities false false R12.htm 100110 - Disclosure - Property and Equipment Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePropertyAndEquipment Property and Equipment false false R13.htm 100120 - Disclosure - Intangible Assets Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureIntangibleAssets Intangible Assets false false R14.htm 100130 - Disclosure - Current Accrued Liabilities Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCurrentAccruedLiabilities Current Accrued Liabilities false false R15.htm 100140 - Disclosure - Symphony Dynamo, Inc. Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSymphonyDynamoInc Symphony Dynamo, Inc. false false R16.htm 100150 - Disclosure - Commitments and Contingencies Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies false false R17.htm 100160 - Disclosure - Collaborative Research, Development and License Agreements Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCollaborativeResearchDevelopmentAndLicenseAgreements Collaborative Research, Development and License Agreements false false R18.htm 100170 - Disclosure - Net Loss Per Share Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureNetLossPerShare Net Loss Per Share false false R19.htm 100180 - Disclosure - Preferred Stock, Common Stock and Warrants Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePreferredStockCommonStockAndWarrants Preferred Stock, Common Stock and Warrants false false R20.htm 100190 - Disclosure - Equity Plans and Stock-Based Compensation Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureEquityPlansAndStockBasedCompensation Equity Plans and Stock-Based Compensation false false R21.htm 100200 - Disclosure - Employee Benefit Plan Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureEmployeeBenefitPlan Employee Benefit Plan false false R22.htm 100210 - Disclosure - Income Taxes Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureIncomeTaxes Income Taxes false false R23.htm 100220 - Disclosure - Selected Quarterly Financial Data Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSelectedQuarterlyFinancialData Selected Quarterly Financial Data false false R24.htm 100230 - Disclosure - Subsequent Events Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSubsequentEvents Subsequent Events false false R25.htm 100240 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) false false R26.htm 100250 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureFairValueMeasurementsTables Fair Value Measurements (Tables) false false R27.htm 100260 - Disclosure - Cash, Cash Equivalents and Marketable Securities (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCashCashEquivalentsAndMarketableSecuritiesTables Cash, Cash Equivalents and Marketable Securities (Tables) false false R28.htm 100270 - Disclosure - Property and Equipment (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePropertyAndEquipmentTables Property and Equipment (Tables) false false R29.htm 100280 - Disclosure - Current Accrued Liabilities (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCurrentAccruedLiabilitiesTables Current Accrued Liabilities (Tables) false false R30.htm 100290 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCommitmentsAndContingenciesTables Commitments and Contingencies (Tables) false false R31.htm 100300 - Disclosure - Collaborative Research and Development Agreements (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCollaborativeResearchAndDevelopmentAgreementsTables Collaborative Research and Development Agreements (Tables) false false R32.htm 100310 - Disclosure - Net Loss Per Share (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureNetLossPerShareTables Net Loss Per Share (Tables) false false R33.htm 100320 - Disclosure - Preferred Stock, Common Stock and Warrants (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePreferredStockCommonStockAndWarrantsTables Preferred Stock, Common Stock and Warrants (Tables) false false R34.htm 100330 - Disclosure - Equity Plans and Stock-Based Compensation (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureEquityPlansAndStockBasedCompensationTables Equity Plans and Stock-Based Compensation (Tables) false false R35.htm 100340 - Disclosure - Income Taxes (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureIncomeTaxesTables Income Taxes (Tables) false false R36.htm 100350 - Disclosure - Selected Quarterly Financial Data (Tables) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSelectedQuarterlyFinancialDataTables Selected Quarterly Financial Data (Tables) false false R37.htm 100360 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail Summary of Significant Accounting Policies - Additional Information (Detail) false false R38.htm 100370 - Disclosure - Fair Value Hierarchy for Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureFairValueHierarchyForFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail Fair Value Hierarchy for Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) false false R39.htm 100380 - Disclosure - Summary of Cash, Cash Equivalents and Marketable Securities Available-for-sale (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfCashCashEquivalentsAndMarketableSecuritiesAvailableForSaleDetail Summary of Cash, Cash Equivalents and Marketable Securities Available-for-sale (Detail) false false R40.htm 100390 - Disclosure - Summary of Amortized Cost and Estimated Fair Value of Marketable Securities Available-for-sale (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfAmortizedCostAndEstimatedFairValueOfMarketableSecuritiesAvailableForSaleDetail Summary of Amortized Cost and Estimated Fair Value of Marketable Securities Available-for-sale (Detail) false false R41.htm 100400 - Disclosure - Cash, Cash Equivalents and Marketable Securities - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCashCashEquivalentsAndMarketableSecuritiesAdditionalInformationDetail Cash, Cash Equivalents and Marketable Securities - Additional Information (Detail) false false R42.htm 100410 - Disclosure - Component of Property and Equipment (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureComponentOfPropertyAndEquipmentDetail Component of Property and Equipment (Detail) false false R43.htm 100420 - Disclosure - Property and Equipment - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePropertyAndEquipmentAdditionalInformationDetail Property and Equipment - Additional Information (Detail) false false R44.htm 100430 - Disclosure - Intangible Assets - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureIntangibleAssetsAdditionalInformationDetail Intangible Assets - Additional Information (Detail) false false R45.htm 100440 - Disclosure - Component of Current Accrued Liabilities (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureComponentOfCurrentAccruedLiabilitiesDetail Component of Current Accrued Liabilities (Detail) false false R46.htm 100450 - Disclosure - Symphony Dynamo, Inc. - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSymphonyDynamoIncAdditionalInformationDetail Symphony Dynamo, Inc. - Additional Information (Detail) false false R47.htm 100460 - Disclosure - Future Minimum Payments Under Non-Cancelable Portion of Operating Leases (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureFutureMinimumPaymentsUnderNonCancelablePortionOfOperatingLeasesDetail Future Minimum Payments Under Non-Cancelable Portion of Operating Leases (Detail) false false R48.htm 100470 - Disclosure - Commitments and Contingencies - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetail Commitments and Contingencies - Additional Information (Detail) false false R49.htm 100480 - Disclosure - Collaborative Research, Development, and License Agreements - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureCollaborativeResearchDevelopmentAndLicenseAgreementsAdditionalInformationDetail Collaborative Research, Development, and License Agreements - Additional Information (Detail) false false R50.htm 100490 - Disclosure - Summary of Revenue Recognized under Agreement with GSK (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfRevenueRecognizedUnderAgreementWithGSKDetail Summary of Revenue Recognized under Agreement with GSK (Detail) false false R51.htm 100500 - Disclosure - Computation of Basic and Diluted Earnings Per Share (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureComputationOfBasicAndDilutedEarningsPerShareDetail Computation of Basic and Diluted Earnings Per Share (Detail) false false R52.htm 100510 - Disclosure - Preferred Stock, Common Stock and Warrants - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosurePreferredStockCommonStockAndWarrantsAdditionalInformationDetail Preferred Stock, Common Stock and Warrants - Additional Information (Detail) false false R53.htm 100520 - Disclosure - Warrants Issued to Purchase Common Stock (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureWarrantsIssuedToPurchaseCommonStockDetail Warrants Issued to Purchase Common Stock (Detail) false false R54.htm 100530 - Disclosure - Equity Plans and Stock-Based Compensation - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureEquityPlansAndStockBasedCompensationAdditionalInformationDetail Equity Plans and Stock-Based Compensation - Additional Information (Detail) false false R55.htm 100540 - Disclosure - Option Activity under Stock Plans (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureOptionActivityUnderStockPlansDetail Option Activity under Stock Plans (Detail) false false R56.htm 100550 - Disclosure - Summary of Restricted Stock Units Activity (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSummaryOfRestrictedStockUnitsActivityDetail Summary of Restricted Stock Units Activity (Detail) false false R57.htm 100560 - Disclosure - Fair Value-Based Measurements and Weighted-Average Assumptions (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureFairValueBasedMeasurementsAndWeightedAverageAssumptionsDetail Fair Value-Based Measurements and Weighted-Average Assumptions (Detail) false false R58.htm 100570 - Disclosure - Stock-Based Compensation Expense (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureStockBasedCompensationExpenseDetail Stock-Based Compensation Expense (Detail) false false R59.htm 100580 - Disclosure - Component of Consolidated Income (Loss) Before Provision for Income Taxes (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureComponentOfConsolidatedIncomeLossBeforeProvisionForIncomeTaxesDetail Component of Consolidated Income (Loss) Before Provision for Income Taxes (Detail) false false R60.htm 100590 - Disclosure - Difference between Consolidated Income Tax Benefit and Amount Computed by Federal Statutory Income Tax Rate (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureDifferenceBetweenConsolidatedIncomeTaxBenefitAndAmountComputedByFederalStatutoryIncomeTaxRateDetail Difference between Consolidated Income Tax Benefit and Amount Computed by Federal Statutory Income Tax Rate (Detail) false false R61.htm 100600 - Disclosure - Component of Deferred Tax Assets and Liabilities (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureComponentOfDeferredTaxAssetsAndLiabilitiesDetail Component of Deferred Tax Assets and Liabilities (Detail) false false R62.htm 100610 - Disclosure - Income Taxes - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail Income Taxes - Additional Information (Detail) false false R63.htm 100620 - Disclosure - Selected Quarterly Financial Data (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSelectedQuarterlyFinancialDataDetail Selected Quarterly Financial Data (Detail) false false R64.htm 100630 - Disclosure - Subsequent Event - Additional Information (Detail) Sheet http://www.dynavax.com/20131231/taxonomy/role/DisclosureSubsequentEventAdditionalInformationDetail Subsequent Event - Additional Information (Detail) false false All Reports Book All Reports Element us-gaap_BusinessExitCosts1 had a mix of decimals attribute values: -5 -3. Element us-gaap_CashCashEquivalentsAndShortTermInvestments had a mix of decimals attribute values: -6 -5. Element us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights had a mix of decimals attribute values: 0 2. Element us-gaap_ClassOfWarrantOrRightOutstanding had a mix of decimals attribute values: -3 0. Element us-gaap_CommonStockSharesAuthorized had a mix of decimals attribute values: -3 0. Element us-gaap_DeferredRevenueAdditions had a mix of decimals attribute values: -6 -3. Element us-gaap_EquityIssuancePerShareAmount had a mix of decimals attribute values: 0 4. Element us-gaap_ProceedsFromIssuanceOfCommonStock had a mix of decimals attribute values: -5 -3. Element us-gaap_RevenueRecognitionMilestoneMethodRevenueRecognized had a mix of decimals attribute values: -6 -3. Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue had a mix of decimals attribute values: 0 2. Element us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber had a mix of decimals attribute values: -3 0. Element us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent had a mix of decimals attribute values: 0 2. Element us-gaap_StockIssuedDuringPeriodValueNewIssues had a mix of decimals attribute values: -3 0. 'Shares' elements on report '100020 - Statement - Consolidated Balance Sheets (Parenthetical)' had a mix of different decimal attribute values. 'Shares' elements on report '100050 - Statement - Consolidated Statements of Stockholders' Equity' had a mix of different decimal attribute values. 'Monetary' elements on report '100050 - Statement - Consolidated Statements of Stockholders' Equity' had a mix of different decimal attribute values. 'Monetary' elements on report '100360 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)' had a mix of different decimal attribute values. 'Monetary' elements on report '100450 - Disclosure - Symphony Dynamo, Inc. - Additional Information (Detail)' had a mix of different decimal attribute values. 'Monetary' elements on report '100470 - Disclosure - Commitments and Contingencies - Additional Information (Detail)' had a mix of different decimal attribute values. 'Monetary' elements on report '100480 - Disclosure - Collaborative Research, Development, and License Agreements - Additional Information (Detail)' had a mix of different decimal attribute values. 'Monetary' elements on report '100510 - Disclosure - Preferred Stock, Common Stock and Warrants - Additional Information (Detail)' had a mix of different decimal attribute values. 'Monetary' elements on report '100530 - Disclosure - Equity Plans and Stock-Based Compensation - Additional Information (Detail)' had a mix of different decimal attribute values. Process Flow-Through: 100010 - Statement - Consolidated Balance Sheets Process Flow-Through: Removing column 'Dec. 31, 2011' Process Flow-Through: Removing column 'Dec. 31, 2010' Process Flow-Through: 100020 - Statement - Consolidated Balance Sheets (Parenthetical) Process Flow-Through: Removing column 'May 29, 2013' Process Flow-Through: Removing column 'Nov. 04, 2008' Process Flow-Through: Removing column 'Oct. 31, 2013 Series B Convertible Preferred Stock' Process Flow-Through: 100030 - Statement - Consolidated Statements of Operations Process Flow-Through: Removing column '3 Months Ended Dec. 31, 2013' Process Flow-Through: Removing column '3 Months Ended Sep. 30, 2013' Process Flow-Through: Removing column '3 Months Ended Jun. 30, 2013' Process Flow-Through: Removing column '3 Months Ended Mar. 31, 2013' Process Flow-Through: Removing column '3 Months Ended Dec. 31, 2012' Process Flow-Through: Removing column '3 Months Ended Sep. 30, 2012' Process Flow-Through: Removing column '3 Months Ended Jun. 30, 2012' Process Flow-Through: Removing column '3 Months Ended Mar. 31, 2012' Process Flow-Through: 100040 - Statement - Consolidated Statements of Comprehensive Loss Process Flow-Through: Removing column '3 Months Ended Dec. 31, 2013' Process Flow-Through: Removing column '3 Months Ended Sep. 30, 2013' Process Flow-Through: Removing column '3 Months Ended Jun. 30, 2013' Process Flow-Through: Removing column '3 Months Ended Mar. 31, 2013' Process Flow-Through: Removing column '3 Months Ended Dec. 31, 2012' Process Flow-Through: Removing column '3 Months Ended Sep. 30, 2012' Process Flow-Through: Removing column '3 Months Ended Jun. 30, 2012' Process Flow-Through: Removing column '3 Months Ended Mar. 31, 2012' Process Flow-Through: 100060 - Statement - Consolidated Statements Of Cash Flows dvax-20131231.xml dvax-20131231.xsd dvax-20131231_cal.xml dvax-20131231_def.xml dvax-20131231_lab.xml dvax-20131231_pre.xml true true