3.20.2 html 236 354 1 false 62 0 false 5 false false R1.htm 00090 - Document - Document and Entity Information Sheet http://www.atricure.com/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 00100 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.atricure.com/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 00200 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.atricure.com/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 00300 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss Sheet http://www.atricure.com/role/StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss Condensed Consolidated Statements of Operations and Comprehensive Loss Statements 4 false false R5.htm 00400 - Statement - Condensed Consolidated Statements of Stockholders' Equity Sheet http://www.atricure.com/role/StatementCondensedConsolidatedStatementsOfStockholdersEquity Condensed Consolidated Statements of Stockholders' Equity Statements 5 false false R6.htm 00500 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.atricure.com/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows Statements 6 false false R7.htm 00600 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical) Sheet http://www.atricure.com/role/StatementCondensedConsolidatedStatementsOfCashFlowsParenthetical Condensed Consolidated Statements of Cash Flows (Parenthetical) Statements 7 false false R8.htm 10101 - Disclosure - Description of Business and Summary of Significant Accounting Policies Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies Description of Business and Summary of Significant Accounting Policies Notes 8 false false R9.htm 10201 - Disclosure - Recent Accounting Pronouncements Sheet http://www.atricure.com/role/DisclosureRecentAccountingPronouncements Recent Accounting Pronouncements Notes 9 false false R10.htm 10301 - Disclosure - Fair Value Sheet http://www.atricure.com/role/DisclosureFairValue Fair Value Notes 10 false false R11.htm 10401 - Disclosure - Intangible Assets Sheet http://www.atricure.com/role/DisclosureIntangibleAssets Intangible Assets Notes 11 false false R12.htm 10501 - Disclosure - Accrued Liabilities Sheet http://www.atricure.com/role/DisclosureAccruedLiabilities Accrued Liabilities Notes 12 false false R13.htm 10601 - Disclosure - Indebtedness Sheet http://www.atricure.com/role/DisclosureIndebtedness Indebtedness Notes 13 false false R14.htm 10701 - Disclosure - Leases Sheet http://www.atricure.com/role/DisclosureLeases Leases Notes 14 false false R15.htm 10801 - Disclosure - Commitments and Contingencies Sheet http://www.atricure.com/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 15 false false R16.htm 10901 - Disclosure - Revenue Sheet http://www.atricure.com/role/DisclosureRevenue Revenue Notes 16 false false R17.htm 11001 - Disclosure - Income Tax Provision Sheet http://www.atricure.com/role/DisclosureIncomeTaxProvision Income Tax Provision Notes 17 false false R18.htm 11101 - Disclosure - Equity Compensation Plans Sheet http://www.atricure.com/role/DisclosureEquityCompensationPlans Equity Compensation Plans Notes 18 false false R19.htm 11201 - Disclosure - Segment and Geographic Information Sheet http://www.atricure.com/role/DisclosureSegmentAndGeographicInformation Segment and Geographic Information Notes 19 false false R20.htm 20102 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Policies) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesPolicies Description of Business and Summary of Significant Accounting Policies (Policies) Policies http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies 20 false false R21.htm 30103 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Tables) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables Description of Business and Summary of Significant Accounting Policies (Tables) Tables http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies 21 false false R22.htm 30303 - Disclosure - Fair Value (Tables) Sheet http://www.atricure.com/role/DisclosureFairValueTables Fair Value (Tables) Tables http://www.atricure.com/role/DisclosureFairValue 22 false false R23.htm 30403 - Disclosure - Intangible Assets (Tables) Sheet http://www.atricure.com/role/DisclosureIntangibleAssetsTables Intangible Assets (Tables) Tables http://www.atricure.com/role/DisclosureIntangibleAssets 23 false false R24.htm 30503 - Disclosure - Accrued Liabilities (Tables) Sheet http://www.atricure.com/role/DisclosureAccruedLiabilitiesTables Accrued Liabilities (Tables) Tables http://www.atricure.com/role/DisclosureAccruedLiabilities 24 false false R25.htm 30603 - Disclosure - Indebtedness (Tables) Sheet http://www.atricure.com/role/DisclosureIndebtednessTables Indebtedness (Tables) Tables http://www.atricure.com/role/DisclosureIndebtedness 25 false false R26.htm 30703 - Disclosure - Leases (Tables) Sheet http://www.atricure.com/role/DisclosureLeasesTables Leases (Tables) Tables http://www.atricure.com/role/DisclosureLeases 26 false false R27.htm 31103 - Disclosure - Equity Compensation Plans (Tables) Sheet http://www.atricure.com/role/DisclosureEquityCompensationPlansTables Equity Compensation Plans (Tables) Tables http://www.atricure.com/role/DisclosureEquityCompensationPlans 27 false false R28.htm 31203 - Disclosure - Segment and Geographic Information (Tables) Sheet http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables Segment and Geographic Information (Tables) Tables http://www.atricure.com/role/DisclosureSegmentAndGeographicInformation 28 false false R29.htm 40101 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesNarrativeDetails Description of Business and Summary of Significant Accounting Policies (Narrative) (Details) Details http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables 29 false false R30.htm 40102 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Summary Of Inventories) (Details) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesSummaryOfInventoriesDetails Description of Business and Summary of Significant Accounting Policies (Summary Of Inventories) (Details) Details http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables 30 false false R31.htm 40103 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Summary Of Property And Equipment) (Details) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesSummaryOfPropertyAndEquipmentDetails Description of Business and Summary of Significant Accounting Policies (Summary Of Property And Equipment) (Details) Details http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables 31 false false R32.htm 40104 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Accumulated Other Comprehensive Income (Loss)) (Details) Sheet http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesAccumulatedOtherComprehensiveIncomeLossDetails Description of Business and Summary of Significant Accounting Policies (Accumulated Other Comprehensive Income (Loss)) (Details) Details http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables 32 false false R33.htm 40302 - Disclosure - Fair Value (Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) Sheet http://www.atricure.com/role/DisclosureFairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails Fair Value (Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) Details http://www.atricure.com/role/DisclosureFairValueTables 33 false false R34.htm 40303 - Disclosure - Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs For Acquisition-Related Contingent Consideration (Recurring)) (Details) Sheet http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationRecurringDetails Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs For Acquisition-Related Contingent Consideration (Recurring)) (Details) Details http://www.atricure.com/role/DisclosureFairValueTables 34 false false R35.htm 40304 - Disclosure - Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs For Acquisition-Related Contingent Consideration) (Details) Sheet http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationDetails Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs For Acquisition-Related Contingent Consideration) (Details) Details http://www.atricure.com/role/DisclosureFairValueTables 35 false false R36.htm 40401 - Disclosure - Intangible Assets (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureIntangibleAssetsNarrativeDetails Intangible Assets (Narrative) (Details) Details http://www.atricure.com/role/DisclosureIntangibleAssetsTables 36 false false R37.htm 40402 - Disclosure - Intangible Assets (Company's Intangible Assets) (Details) Sheet http://www.atricure.com/role/DisclosureIntangibleAssetsCompanySIntangibleAssetsDetails Intangible Assets (Company's Intangible Assets) (Details) Details http://www.atricure.com/role/DisclosureIntangibleAssetsTables 37 false false R38.htm 40403 - Disclosure - Intangible Assets (Future Amortization Expense Related To Intangible Assets With Definite Lives) (Details) Sheet http://www.atricure.com/role/DisclosureIntangibleAssetsFutureAmortizationExpenseRelatedToIntangibleAssetsWithDefiniteLivesDetails Intangible Assets (Future Amortization Expense Related To Intangible Assets With Definite Lives) (Details) Details http://www.atricure.com/role/DisclosureIntangibleAssetsTables 38 false false R39.htm 40404 - Disclosure - Intangible Assets (Summary Of Company's Goodwill) (Details) Sheet http://www.atricure.com/role/DisclosureIntangibleAssetsSummaryOfCompanySGoodwillDetails Intangible Assets (Summary Of Company's Goodwill) (Details) Details http://www.atricure.com/role/DisclosureIntangibleAssetsTables 39 false false R40.htm 40501 - Disclosure - Accrued Liabilities (Accrued Liabilities) (Details) Sheet http://www.atricure.com/role/DisclosureAccruedLiabilitiesAccruedLiabilitiesDetails Accrued Liabilities (Accrued Liabilities) (Details) Details http://www.atricure.com/role/DisclosureAccruedLiabilitiesTables 40 false false R41.htm 40601 - Disclosure - Indebtedness (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureIndebtednessNarrativeDetails Indebtedness (Narrative) (Details) Details http://www.atricure.com/role/DisclosureIndebtednessTables 41 false false R42.htm 40602 - Disclosure - Indebtedness (Future Maturities On Debt) (Details) Sheet http://www.atricure.com/role/DisclosureIndebtednessFutureMaturitiesOnDebtDetails Indebtedness (Future Maturities On Debt) (Details) Details http://www.atricure.com/role/DisclosureIndebtednessTables 42 false false R43.htm 40701 - Disclosure - Leases (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesNarrativeDetails Leases (Narrative) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 43 false false R44.htm 40702 - Disclosure - Leases (Summary Of Weighted Average Remaining Lease Term And Incremental Borrowing Rates) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesSummaryOfWeightedAverageRemainingLeaseTermAndIncrementalBorrowingRatesDetails Leases (Summary Of Weighted Average Remaining Lease Term And Incremental Borrowing Rates) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 44 false false R45.htm 40703 - Disclosure - Leases (Summary Of Components Of Lease Expense) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesSummaryOfComponentsOfLeaseExpenseDetails Leases (Summary Of Components Of Lease Expense) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 45 false false R46.htm 40704 - Disclosure - Leases (Summary Of Supplemental Cash Flow Information Related To Leases) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalCashFlowInformationRelatedToLeasesDetails Leases (Summary Of Supplemental Cash Flow Information Related To Leases) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 46 false false R47.htm 40705 - Disclosure - Leases (Summary Of Supplemental Balance Sheet Information Related To Leases) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalBalanceSheetInformationRelatedToLeasesDetails Leases (Summary Of Supplemental Balance Sheet Information Related To Leases) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 47 false false R48.htm 40706 - Disclosure - Leases (Schedule Of Maturities Of Lease Liabilities) (Details) Sheet http://www.atricure.com/role/DisclosureLeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails Leases (Schedule Of Maturities Of Lease Liabilities) (Details) Details http://www.atricure.com/role/DisclosureLeasesTables 48 false false R49.htm 40801 - Disclosure - Commitments and Contingencies (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureCommitmentsAndContingenciesNarrativeDetails Commitments and Contingencies (Narrative) (Details) Details http://www.atricure.com/role/DisclosureCommitmentsAndContingencies 49 false false R50.htm 40901 - Disclosure - Revenue (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureRevenueNarrativeDetails Revenue (Narrative) (Details) Details http://www.atricure.com/role/DisclosureRevenue 50 false false R51.htm 41001 - Disclosure - Income Tax Provision (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureIncomeTaxProvisionNarrativeDetails Income Tax Provision (Narrative) (Details) Details http://www.atricure.com/role/DisclosureIncomeTaxProvision 51 false false R52.htm 41101 - Disclosure - Equity Compensation Plans (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureEquityCompensationPlansNarrativeDetails Equity Compensation Plans (Narrative) (Details) Details http://www.atricure.com/role/DisclosureEquityCompensationPlansTables 52 false false R53.htm 41103 - Disclosure - Equity Compensation Plans (Share-Based Compensation Expense Related To Employee Share-Based Compensation) (Details) Sheet http://www.atricure.com/role/DisclosureEquityCompensationPlansShareBasedCompensationExpenseRelatedToEmployeeShareBasedCompensationDetails Equity Compensation Plans (Share-Based Compensation Expense Related To Employee Share-Based Compensation) (Details) Details http://www.atricure.com/role/DisclosureEquityCompensationPlansTables 53 false false R54.htm 41201 - Disclosure - Segment and Geographic Information (Narrative) (Details) Sheet http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationNarrativeDetails Segment and Geographic Information (Narrative) (Details) Details http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables 54 false false R55.htm 41202 - Disclosure - Segment and Geographic Information (Revenue By Geographic Area) (Details) Sheet http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByGeographicAreaDetails Segment and Geographic Information (Revenue By Geographic Area) (Details) Details http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables 55 false false R56.htm 41203 - Disclosure - Segment and Geographic Information (Revenue By Product Type) (Details) Sheet http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByProductTypeDetails Segment and Geographic Information (Revenue By Product Type) (Details) Details http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables 56 false false All Reports Book All Reports atrc-20200630x10q.htm atrc-20200630.xsd atrc-20200630_cal.xml atrc-20200630_def.xml atrc-20200630_lab.xml atrc-20200630_pre.xml atrc-20200630xex31_1.htm atrc-20200630xex31_2.htm atrc-20200630xex32_1.htm atrc-20200630xex32_2.htm http://xbrl.sec.gov/dei/2019-01-31 http://xbrl.sec.gov/country/2017-01-31 http://fasb.org/srt/2019-01-31 http://fasb.org/us-gaap/2019-01-31 true true