3.25.2 html 137 333 1 true 51 0 false 8 false false R1.htm 00000001 - Document - Cover Sheet http://amcigroup.com/role/Cover Cover Cover 1 false false R2.htm 00000002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) Sheet http://amcigroup.com/role/CondensedConsolidatedBalanceSheets CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) Statements 2 false false R3.htm 00000003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) Sheet http://amcigroup.com/role/CondensedConsolidatedBalanceSheetsParenthetical CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) Statements 3 false false R4.htm 00000004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) Sheet http://amcigroup.com/role/CondensedConsolidatedStatementsOfOperations CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) Statements 4 false false R5.htm 00000005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) Sheet http://amcigroup.com/role/CondensedConsolidatedStatementsOfComprehensiveLoss CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) Statements 5 false false R6.htm 00000006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS'EQUITY/(DEFICIT) Sheet http://amcigroup.com/role/CondensedConsolidatedStatementsOfChangesInStockholdersequitydeficit CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS'EQUITY/(DEFICIT) Statements 6 false false R7.htm 00000007 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Sheet http://amcigroup.com/role/CondensedConsolidatedStatementsOfCashFlows CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Statements 7 false false R8.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 8 false false R9.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 9 false false R10.htm 999013 - Disclosure - Basis of presentation Sheet http://amcigroup.com/role/BasisOfPresentation Basis of presentation Notes 10 false false R11.htm 999014 - Disclosure - Summary of Significant Accounting Policies Sheet http://amcigroup.com/role/SummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 11 false false R12.htm 999015 - Disclosure - Related party disclosures Sheet http://amcigroup.com/role/RelatedPartyDisclosures Related party disclosures Notes 12 false false R13.htm 999016 - Disclosure - Accounts receivable, net Sheet http://amcigroup.com/role/AccountsReceivableNet Accounts receivable, net Notes 13 false false R14.htm 999017 - Disclosure - Inventories Sheet http://amcigroup.com/role/Inventories Inventories Notes 14 false false R15.htm 999018 - Disclosure - Prepaid expenses and other current assets Sheet http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssets Prepaid expenses and other current assets Notes 15 false false R16.htm 999019 - Disclosure - Intangible Assets Sheet http://amcigroup.com/role/IntangibleAssets Intangible Assets Notes 16 false false R17.htm 999020 - Disclosure - Property, plant and equipment, net Sheet http://amcigroup.com/role/PropertyPlantAndEquipmentNet Property, plant and equipment, net Notes 17 false false R18.htm 999021 - Disclosure - Other non-current assets Sheet http://amcigroup.com/role/OtherNon-currentAssets Other non-current assets Notes 18 false false R19.htm 999022 - Disclosure - Trade and other payables Sheet http://amcigroup.com/role/TradeAndOtherPayables Trade and other payables Notes 19 false false R20.htm 999023 - Disclosure - Other current liabilities Sheet http://amcigroup.com/role/OtherCurrentLiabilities Other current liabilities Notes 20 false false R21.htm 999024 - Disclosure - Leases Sheet http://amcigroup.com/role/Leases Leases Notes 21 false false R22.htm 999025 - Disclosure - Short-term loan payable Sheet http://amcigroup.com/role/Short-termLoanPayable Short-term loan payable Notes 22 false false R23.htm 999026 - Disclosure - Private Placement Warrants and Working Capital Warrants Sheet http://amcigroup.com/role/PrivatePlacementWarrantsAndWorkingCapitalWarrants Private Placement Warrants and Working Capital Warrants Notes 23 false false R24.htm 999027 - Disclosure - Stockholders??? Equity Sheet http://amcigroup.com/role/StockholdersEquity Stockholders??? Equity Notes 24 false false R25.htm 999028 - Disclosure - Revenue Sheet http://amcigroup.com/role/Revenue Revenue Notes 25 false false R26.htm 999029 - Disclosure - Collaborative Arrangements Sheet http://amcigroup.com/role/CollaborativeArrangements Collaborative Arrangements Notes 26 false false R27.htm 999030 - Disclosure - Income Taxes Sheet http://amcigroup.com/role/IncomeTaxes Income Taxes Notes 27 false false R28.htm 999031 - Disclosure - Segment Reporting and Information about Geographical Areas Sheet http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreas Segment Reporting and Information about Geographical Areas Notes 28 false false R29.htm 999032 - Disclosure - Commitments and contingencies Sheet http://amcigroup.com/role/CommitmentsAndContingencies Commitments and contingencies Notes 29 false false R30.htm 999033 - Disclosure - Net loss per share Sheet http://amcigroup.com/role/NetLossPerShare Net loss per share Notes 30 false false R31.htm 999034 - Disclosure - Discontinued Operations Sheet http://amcigroup.com/role/DiscontinuedOperations Discontinued Operations Notes 31 false false R32.htm 999035 - Disclosure - Subsequent Events Sheet http://amcigroup.com/role/SubsequentEvents Subsequent Events Notes 32 false false R33.htm 999036 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://amcigroup.com/role/SummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://amcigroup.com/role/SummaryOfSignificantAccountingPolicies 33 false false R34.htm 999037 - Disclosure - Basis of presentation (Tables) Sheet http://amcigroup.com/role/BasisOfPresentationTables Basis of presentation (Tables) Tables http://amcigroup.com/role/BasisOfPresentation 34 false false R35.htm 999038 - Disclosure - Related party disclosures (Tables) Sheet http://amcigroup.com/role/RelatedPartyDisclosuresTables Related party disclosures (Tables) Tables http://amcigroup.com/role/RelatedPartyDisclosures 35 false false R36.htm 999039 - Disclosure - Accounts receivable, net (Tables) Sheet http://amcigroup.com/role/AccountsReceivableNetTables Accounts receivable, net (Tables) Tables http://amcigroup.com/role/AccountsReceivableNet 36 false false R37.htm 999040 - Disclosure - Inventories (Tables) Sheet http://amcigroup.com/role/InventoriesTables Inventories (Tables) Tables http://amcigroup.com/role/Inventories 37 false false R38.htm 999041 - Disclosure - Prepaid expenses and other current assets (Tables) Sheet http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssetsTables Prepaid expenses and other current assets (Tables) Tables http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssets 38 false false R39.htm 999042 - Disclosure - Intangible Assets (Tables) Sheet http://amcigroup.com/role/IntangibleAssetsTables Intangible Assets (Tables) Tables http://amcigroup.com/role/IntangibleAssets 39 false false R40.htm 999043 - Disclosure - Property, plant and equipment, net (Tables) Sheet http://amcigroup.com/role/PropertyPlantAndEquipmentNetTables Property, plant and equipment, net (Tables) Tables http://amcigroup.com/role/PropertyPlantAndEquipmentNet 40 false false R41.htm 999044 - Disclosure - Other current liabilities (Tables) Sheet http://amcigroup.com/role/OtherCurrentLiabilitiesTables Other current liabilities (Tables) Tables http://amcigroup.com/role/OtherCurrentLiabilities 41 false false R42.htm 999045 - Disclosure - Leases (Tables) Sheet http://amcigroup.com/role/LeasesTables Leases (Tables) Tables http://amcigroup.com/role/Leases 42 false false R43.htm 999046 - Disclosure - Stockholders??? Equity (Tables) Sheet http://amcigroup.com/role/StockholdersEquityTables Stockholders??? Equity (Tables) Tables http://amcigroup.com/role/StockholdersEquity 43 false false R44.htm 999047 - Disclosure - Revenue (Tables) Sheet http://amcigroup.com/role/RevenueTables Revenue (Tables) Tables http://amcigroup.com/role/Revenue 44 false false R45.htm 999048 - Disclosure - Segment Reporting and Information about Geographical Areas (Tables) Sheet http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasTables Segment Reporting and Information about Geographical Areas (Tables) Tables http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreas 45 false false R46.htm 999049 - Disclosure - Net loss per share (Tables) Sheet http://amcigroup.com/role/NetLossPerShareTables Net loss per share (Tables) Tables http://amcigroup.com/role/NetLossPerShare 46 false false R47.htm 999050 - Disclosure - Discontinued Operations (Tables) Sheet http://amcigroup.com/role/DiscontinuedOperationsTables Discontinued Operations (Tables) Tables http://amcigroup.com/role/DiscontinuedOperations 47 false false R48.htm 999051 - Disclosure - Basis of presentation (Details) Sheet http://amcigroup.com/role/BasisOfPresentationDetails Basis of presentation (Details) Details http://amcigroup.com/role/BasisOfPresentationTables 48 false false R49.htm 999052 - Disclosure - Basis of presentation (Details Narrative) Sheet http://amcigroup.com/role/BasisOfPresentationDetailsNarrative Basis of presentation (Details Narrative) Details http://amcigroup.com/role/BasisOfPresentationTables 49 false false R50.htm 999053 - Disclosure - Summary of Significant Accounting Policies (Details Narrative) Sheet http://amcigroup.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative Summary of Significant Accounting Policies (Details Narrative) Details http://amcigroup.com/role/SummaryOfSignificantAccountingPoliciesPolicies 50 false false R51.htm 999054 - Disclosure - Related party disclosures (Details) Sheet http://amcigroup.com/role/RelatedPartyDisclosuresDetails Related party disclosures (Details) Details http://amcigroup.com/role/RelatedPartyDisclosuresTables 51 false false R52.htm 999055 - Disclosure - Related party disclosures (Details Narrative) Sheet http://amcigroup.com/role/RelatedPartyDisclosuresDetailsNarrative Related party disclosures (Details Narrative) Details http://amcigroup.com/role/RelatedPartyDisclosuresTables 52 false false R53.htm 999056 - Disclosure - Accounts receivable, net (Details) Sheet http://amcigroup.com/role/AccountsReceivableNetDetails Accounts receivable, net (Details) Details http://amcigroup.com/role/AccountsReceivableNetTables 53 false false R54.htm 999057 - Disclosure - Inventories (Details) Sheet http://amcigroup.com/role/InventoriesDetails Inventories (Details) Details http://amcigroup.com/role/InventoriesTables 54 false false R55.htm 999058 - Disclosure - Inventories (Details 1) Sheet http://amcigroup.com/role/InventoriesDetails1 Inventories (Details 1) Details http://amcigroup.com/role/InventoriesTables 55 false false R56.htm 999059 - Disclosure - Prepaid expenses and other current assets (Details) Sheet http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssetsDetails Prepaid expenses and other current assets (Details) Details http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssetsTables 56 false false R57.htm 999060 - Disclosure - Prepaid expenses and other current assets (Details 1) Sheet http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssetsDetails1 Prepaid expenses and other current assets (Details 1) Details http://amcigroup.com/role/PrepaidExpensesAndOtherCurrentAssetsTables 57 false false R58.htm 999061 - Disclosure - Intangible Assets (Details) Sheet http://amcigroup.com/role/IntangibleAssetsDetails Intangible Assets (Details) Details http://amcigroup.com/role/IntangibleAssetsTables 58 false false R59.htm 999062 - Disclosure - Intangible Assets (Details 1) Sheet http://amcigroup.com/role/IntangibleAssetsDetails1 Intangible Assets (Details 1) Details http://amcigroup.com/role/IntangibleAssetsTables 59 false false R60.htm 999063 - Disclosure - Intangible Assets (Details Narrative) Sheet http://amcigroup.com/role/IntangibleAssetsDetailsNarrative Intangible Assets (Details Narrative) Details http://amcigroup.com/role/IntangibleAssetsTables 60 false false R61.htm 999064 - Disclosure - Property, plant and equipment, net (Details) Sheet http://amcigroup.com/role/PropertyPlantAndEquipmentNetDetails Property, plant and equipment, net (Details) Details http://amcigroup.com/role/PropertyPlantAndEquipmentNetTables 61 false false R62.htm 999065 - Disclosure - Property, plant and equipment, net (Details Narrative) Sheet http://amcigroup.com/role/PropertyPlantAndEquipmentNetDetailsNarrative Property, plant and equipment, net (Details Narrative) Details http://amcigroup.com/role/PropertyPlantAndEquipmentNetTables 62 false false R63.htm 999066 - Disclosure - Other non-current assets (Details Narrative) Sheet http://amcigroup.com/role/OtherNon-currentAssetsDetailsNarrative Other non-current assets (Details Narrative) Details http://amcigroup.com/role/OtherNon-currentAssets 63 false false R64.htm 999067 - Disclosure - Trade and other payables (Details Narrative) Sheet http://amcigroup.com/role/TradeAndOtherPayablesDetailsNarrative Trade and other payables (Details Narrative) Details http://amcigroup.com/role/TradeAndOtherPayables 64 false false R65.htm 999068 - Disclosure - Other current liabilities (Details) Sheet http://amcigroup.com/role/OtherCurrentLiabilitiesDetails Other current liabilities (Details) Details http://amcigroup.com/role/OtherCurrentLiabilitiesTables 65 false false R66.htm 999069 - Disclosure - Other current liabilities (Details 1) Sheet http://amcigroup.com/role/OtherCurrentLiabilitiesDetails1 Other current liabilities (Details 1) Details http://amcigroup.com/role/OtherCurrentLiabilitiesTables 66 false false R67.htm 999070 - Disclosure - Leases (Details) Sheet http://amcigroup.com/role/LeasesDetails Leases (Details) Details http://amcigroup.com/role/LeasesTables 67 false false R68.htm 999071 - Disclosure - Leases (Details Narrative) Sheet http://amcigroup.com/role/LeasesDetailsNarrative Leases (Details Narrative) Details http://amcigroup.com/role/LeasesTables 68 false false R69.htm 999072 - Disclosure - Short-term loan payable (Details Narrative) Sheet http://amcigroup.com/role/Short-termLoanPayableDetailsNarrative Short-term loan payable (Details Narrative) Details http://amcigroup.com/role/Short-termLoanPayable 69 false false R70.htm 999073 - Disclosure - Private Placement Warrants and Working Capital Warrants (Details Narrative) Sheet http://amcigroup.com/role/PrivatePlacementWarrantsAndWorkingCapitalWarrantsDetailsNarrative Private Placement Warrants and Working Capital Warrants (Details Narrative) Details http://amcigroup.com/role/PrivatePlacementWarrantsAndWorkingCapitalWarrants 70 false false R71.htm 999074 - Disclosure - Stockholders Equity (Details) Sheet http://amcigroup.com/role/StockholdersEquityDetails Stockholders Equity (Details) Details 71 false false R72.htm 999075 - Disclosure - Stockholders Equity (Details 1) Sheet http://amcigroup.com/role/StockholdersEquityDetails1 Stockholders Equity (Details 1) Details 72 false false R73.htm 999076 - Disclosure - Stockholders??? Equity (Details Narrative) Sheet http://amcigroup.com/role/StockholdersEquityDetailsNarrative Stockholders??? Equity (Details Narrative) Details http://amcigroup.com/role/StockholdersEquityTables 73 false false R74.htm 999077 - Disclosure - Revenue (Details) Sheet http://amcigroup.com/role/RevenueDetails Revenue (Details) Details http://amcigroup.com/role/RevenueTables 74 false false R75.htm 999078 - Disclosure - Revenue (Details Narrative) Sheet http://amcigroup.com/role/RevenueDetailsNarrative Revenue (Details Narrative) Details http://amcigroup.com/role/RevenueTables 75 false false R76.htm 999079 - Disclosure - Collaborative Arrangements (Details Narrative) Sheet http://amcigroup.com/role/CollaborativeArrangementsDetailsNarrative Collaborative Arrangements (Details Narrative) Details http://amcigroup.com/role/CollaborativeArrangements 76 false false R77.htm 999080 - Disclosure - Income Taxes (Details Narrative) Sheet http://amcigroup.com/role/IncomeTaxesDetailsNarrative Income Taxes (Details Narrative) Details http://amcigroup.com/role/IncomeTaxes 77 false false R78.htm 999081 - Disclosure - Segment Reporting and Information about Geographical Areas (Details) Sheet http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasDetails Segment Reporting and Information about Geographical Areas (Details) Details http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasTables 78 false false R79.htm 999082 - Disclosure - Segment Reporting and Information about Geographical Areas (Details 1) Sheet http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasDetails1 Segment Reporting and Information about Geographical Areas (Details 1) Details http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasTables 79 false false R80.htm 999083 - Disclosure - Segment Reporting and Information about Geographical Areas (Details Narrative) Sheet http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasDetailsNarrative Segment Reporting and Information about Geographical Areas (Details Narrative) Details http://amcigroup.com/role/SegmentReportingAndInformationAboutGeographicalAreasTables 80 false false R81.htm 999084 - Disclosure - Commitments and contingencies (Details Narrative) Sheet http://amcigroup.com/role/CommitmentsAndContingenciesDetailsNarrative Commitments and contingencies (Details Narrative) Details http://amcigroup.com/role/CommitmentsAndContingencies 81 false false R82.htm 999085 - Disclosure - Net loss per share (Details) Sheet http://amcigroup.com/role/NetLossPerShareDetails Net loss per share (Details) Details http://amcigroup.com/role/NetLossPerShareTables 82 false false R83.htm 999086 - Disclosure - Discontinued Operations (Details) Sheet http://amcigroup.com/role/DiscontinuedOperationsDetails Discontinued Operations (Details) Details http://amcigroup.com/role/DiscontinuedOperationsTables 83 false false R84.htm 999087 - Disclosure - Subsequent Events (Details Narrative) Sheet http://amcigroup.com/role/SubsequentEventsDetailsNarrative Subsequent Events (Details Narrative) Details http://amcigroup.com/role/SubsequentEvents 84 false false All Reports Book All Reports adn-20250331.xsd adn-20250331_cal.xml adn-20250331_def.xml adn-20250331_lab.xml adn-20250331_pre.xml adventtech_10q.htm http://fasb.org/us-gaap/2024 http://xbrl.sec.gov/dei/2024 http://xbrl.sec.gov/ecd/2024 true true