3.24.1.1.u2 html 155 191 1 false 47 0 false 3 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.deciphera.com/role/CoverPage Cover Page Cover 1 false false R2.htm 0000002 - Statement - Consolidated Balance Sheets Sheet http://www.deciphera.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 0000003 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.deciphera.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 0000004 - Statement - Consolidated Statements of Operations and Comprehensive Loss Sheet http://www.deciphera.com/role/ConsolidatedStatementsofOperationsandComprehensiveLoss Consolidated Statements of Operations and Comprehensive Loss Statements 4 false false R5.htm 0000005 - Statement - Consolidated Statements of Stockholders' Equity Sheet http://www.deciphera.com/role/ConsolidatedStatementsofStockholdersEquity Consolidated Statements of Stockholders' Equity Statements 5 false false R6.htm 0000006 - Statement - Consolidated Statements of Cash Flows Sheet http://www.deciphera.com/role/ConsolidatedStatementsofCashFlows Consolidated Statements of Cash Flows Statements 6 false false R7.htm 0000007 - Disclosure - Nature of the Business and Summary of Significant Accounting Policies Sheet http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPolicies Nature of the Business and Summary of Significant Accounting Policies Notes 7 false false R8.htm 0000008 - Disclosure - Revenues Sheet http://www.deciphera.com/role/Revenues Revenues Notes 8 false false R9.htm 0000009 - Disclosure - Marketable Securities and Fair Value Measurements Sheet http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurements Marketable Securities and Fair Value Measurements Notes 9 false false R10.htm 0000010 - Disclosure - Inventory Sheet http://www.deciphera.com/role/Inventory Inventory Notes 10 false false R11.htm 0000011 - Disclosure - Organization, Consolidation and Presentation of Financial Statements Sheet http://www.deciphera.com/role/OrganizationConsolidationandPresentationofFinancialStatements Organization, Consolidation and Presentation of Financial Statements Notes 11 false false R12.htm 0000012 - Disclosure - Stock-Based Awards Sheet http://www.deciphera.com/role/StockBasedAwards Stock-Based Awards Notes 12 false false R13.htm 0000013 - Disclosure - Commitments and Contingencies Sheet http://www.deciphera.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 13 false false R14.htm 0000014 - Disclosure - Subsequent Events Sheet http://www.deciphera.com/role/SubsequentEvents Subsequent Events Notes 14 false false R15.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 15 false false R16.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 16 false false R17.htm 9954471 - Disclosure - Nature of the Business and Summary of Significant Accounting Policies (Policies) Sheet http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPoliciesPolicies Nature of the Business and Summary of Significant Accounting Policies (Policies) Policies http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPolicies 17 false false R18.htm 9954472 - Disclosure - Nature of the Business and Summary of Significant Accounting Policies (Tables) Sheet http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPoliciesTables Nature of the Business and Summary of Significant Accounting Policies (Tables) Tables http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPolicies 18 false false R19.htm 9954473 - Disclosure - Revenues (Tables) Sheet http://www.deciphera.com/role/RevenuesTables Revenues (Tables) Tables http://www.deciphera.com/role/Revenues 19 false false R20.htm 9954474 - Disclosure - Marketable Securities and Fair Value Measurements (Tables) Sheet http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurementsTables Marketable Securities and Fair Value Measurements (Tables) Tables http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurements 20 false false R21.htm 9954475 - Disclosure - Inventory (Tables) Sheet http://www.deciphera.com/role/InventoryTables Inventory (Tables) Tables http://www.deciphera.com/role/Inventory 21 false false R22.htm 9954476 - Disclosure - Other Consolidated Financial Statement Detail (Tables) Sheet http://www.deciphera.com/role/OtherConsolidatedFinancialStatementDetailTables Other Consolidated Financial Statement Detail (Tables) Tables 22 false false R23.htm 9954477 - Disclosure - Stock-Based Awards (Tables) Sheet http://www.deciphera.com/role/StockBasedAwardsTables Stock-Based Awards (Tables) Tables http://www.deciphera.com/role/StockBasedAwards 23 false false R24.htm 9954478 - Disclosure - Nature of the Business and Summary of Significant Accounting Policies - Summary of Potential Dilutive Securities (Details) Sheet http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPoliciesSummaryofPotentialDilutiveSecuritiesDetails Nature of the Business and Summary of Significant Accounting Policies - Summary of Potential Dilutive Securities (Details) Details 24 false false R25.htm 9954479 - Disclosure - Nature of the Business and Summary of Significant Accounting Policies - Additional Information (Details) Sheet http://www.deciphera.com/role/NatureoftheBusinessandSummaryofSignificantAccountingPoliciesAdditionalInformationDetails Nature of the Business and Summary of Significant Accounting Policies - Additional Information (Details) Details 25 false false R26.htm 9954480 - Disclosure - Revenues - Net Product Revenues by Geography (Details) Sheet http://www.deciphera.com/role/RevenuesNetProductRevenuesbyGeographyDetails Revenues - Net Product Revenues by Geography (Details) Details 26 false false R27.htm 9954481 - Disclosure - Revenues - Product Revenue Allowance and Reserve Categories (Details) Sheet http://www.deciphera.com/role/RevenuesProductRevenueAllowanceandReserveCategoriesDetails Revenues - Product Revenue Allowance and Reserve Categories (Details) Details 27 false false R28.htm 9954482 - Disclosure - Revenues - Total Reserves Summarized (Details) Sheet http://www.deciphera.com/role/RevenuesTotalReservesSummarizedDetails Revenues - Total Reserves Summarized (Details) Details 28 false false R29.htm 9954483 - Disclosure - Revenues - Additional Information (Details) Sheet http://www.deciphera.com/role/RevenuesAdditionalInformationDetails Revenues - Additional Information (Details) Details 29 false false R30.htm 9954484 - Disclosure - Marketable Securities and Fair Value Measurements - Schedule of Marketable Securities (Details) Sheet http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurementsScheduleofMarketableSecuritiesDetails Marketable Securities and Fair Value Measurements - Schedule of Marketable Securities (Details) Details 30 false false R31.htm 9954485 - Disclosure - Marketable Securities and Fair Value Measurements - Schedule of Financial Assets Measured at Fair Value on a Recurring Basis (Details) Sheet http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurementsScheduleofFinancialAssetsMeasuredatFairValueonaRecurringBasisDetails Marketable Securities and Fair Value Measurements - Schedule of Financial Assets Measured at Fair Value on a Recurring Basis (Details) Details 31 false false R32.htm 9954486 - Disclosure - Marketable Securities and Fair Value Measurements - Additional Information (Details) Sheet http://www.deciphera.com/role/MarketableSecuritiesandFairValueMeasurementsAdditionalInformationDetails Marketable Securities and Fair Value Measurements - Additional Information (Details) Details 32 false false R33.htm 9954487 - Disclosure - Inventory (Details) Sheet http://www.deciphera.com/role/InventoryDetails Inventory (Details) Details http://www.deciphera.com/role/InventoryTables 33 false false R34.htm 9954488 - Disclosure - Other Consolidated Financial Statement Detail - Prepaid Expenses and Other Current Assets (Details) Sheet http://www.deciphera.com/role/OtherConsolidatedFinancialStatementDetailPrepaidExpensesandOtherCurrentAssetsDetails Other Consolidated Financial Statement Detail - Prepaid Expenses and Other Current Assets (Details) Details 34 false false R35.htm 9954489 - Disclosure - Other Consolidated Financial Statement Detail - Accrued Expenses and Other Current Liabilities (Details) Sheet http://www.deciphera.com/role/OtherConsolidatedFinancialStatementDetailAccruedExpensesandOtherCurrentLiabilitiesDetails Other Consolidated Financial Statement Detail - Accrued Expenses and Other Current Liabilities (Details) Details 35 false false R36.htm 9954490 - Disclosure - Other Consolidated Financial Statement Detail - Narrative (Details) Sheet http://www.deciphera.com/role/OtherConsolidatedFinancialStatementDetailNarrativeDetails Other Consolidated Financial Statement Detail - Narrative (Details) Details 36 false false R37.htm 9954491 - Disclosure - Stock-Based Awards - Classification of Stock-Based Compensation Expense (Details) Sheet http://www.deciphera.com/role/StockBasedAwardsClassificationofStockBasedCompensationExpenseDetails Stock-Based Awards - Classification of Stock-Based Compensation Expense (Details) Details 37 false false R38.htm 9954492 - Disclosure - Stock-Based Awards - Additional Information (Details) Sheet http://www.deciphera.com/role/StockBasedAwardsAdditionalInformationDetails Stock-Based Awards - Additional Information (Details) Details 38 false false R39.htm 9954493 - Disclosure - Commitments and Contingencies - Additional Information (Details) Sheet http://www.deciphera.com/role/CommitmentsandContingenciesAdditionalInformationDetails Commitments and Contingencies - Additional Information (Details) Details 39 false false R40.htm 9954494 - Disclosure - Subsequent Events (Details) Sheet http://www.deciphera.com/role/SubsequentEventsDetails Subsequent Events (Details) Details http://www.deciphera.com/role/SubsequentEvents 40 false false All Reports Book All Reports dcph-20240331.htm dcph-20240331.xsd dcph-20240331_cal.xml dcph-20240331_def.xml dcph-20240331_lab.xml dcph-20240331_pre.xml dcph-20240331_g1.jpg dcph-20240331_g2.jpg dcph-20240331_g3.jpg http://fasb.org/us-gaap/2023 http://xbrl.sec.gov/dei/2023 http://xbrl.sec.gov/ecd/2023 true true