Document And Entity Information
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Note To Financial Statement Details Textual
Significant Accounting Policies
us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
U.S. federal (benefit) tax at statutory rate
Note 4 - Cash, Cash Equivalents and Restricted Cash
Note 5 - Revenues
Significant Non-cash Operating and Investing Activities [Abstract]
Note 6 - Property and Equipment
Food and Beverage [Member]
Note 7 - Leases
Note 9 - Term Loans and Line of Credit Agreements
Note 10 - Income Taxes
Note 1 - Long-term Incentive Plan
Category of Item Purchased [Axis]
Note 15 - Business Segment Information
Line of credit
Long-Term Purchase Commitment, Category of Item Purchased [Domain]
Income Tax Disclosure [Text Block]
Note 4 - Cash, Cash Equivalents and Restricted Cash - Cash, Cash Equivalents and Restricted Cash (Details)
Note 5 - Revenues - Disaggregation of Revenue (Details)
Note 5 - Revenues - Allowance for Doubtful Accounts (Details)
Note 5 - Revenues - Contract Assets and Liabilities (Details)
us-gaap_LiabilitiesCurrent
Total current liabilities
Schedule of Maturities of Long-Term Debt [Table Text Block]
Note 6 - Property and Equipment - Summary of Property and Equipment (Details)
Note 7 - Leases - Operating Leases Assets and Liabilities (Details)
Other liabilities and accrued expenses
Note 7 - Leases - Lease Cost (Details)
Note 7 - Leases - Future Commitments Under Long-term Leases (Details)
Note 9 - Term Loans and Line of Credit Agreements - Summary of Term Loan and Line of Credit Agreements (Details)
Note 9 - Term Loans and Line of Credit Agreements - Future Maturities of Long-term Debt (Details)
Note 10 - Income Taxes - Provision For Income Taxes (Details)
Note 10 - Income Taxes - Schedule of Effective Income Taxes (Details)
Noe 10 - Income Taxes - Schedule of Income Taxes Paid (Details)
Note 10 - Income Taxes - Deferred Tax Assets and liabilities (Details)
Note 12 - Long-term Incentive Plan - Period and Predetermined Stock Price Needed for Vesting (Details)
Note 15 - Business Segment Information - Segment Reporting Information (Details)
Note 15 - Business Segment Information - Segment Reporting Asset Information (Details)
awx_CapitalExpendituresIncurredAndPaidIncludingCapitalLeaseObligations
Waste management services
The cash outflow associated with the purchase of fixed assets, and the future cash outflow associated with the purchase of fixed assets and capital lease obligations.
Notes To Financial Statements
Notes To Financial Statements [Abstract]
awx_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseClubDuesAmount
Club dues
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible club dues.
Current portion of long-term debt
Less Current Portion of Long-term Debt, Net
Gain Contingencies [Table]
us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Total equity
Balance
Balance
awx_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseFederalInsuranceContributionActCreditPercentage
Federal insurance contribution act credit
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operation attributable to Federal Insurance Contribution Act Credit
Schedule of Income Taxes Paid [Table Text Block]
Tabular disclosure of income taxes paid.
awx_MembershipAgreementTerm
Membership Agreement, Term
The period of time for a membership agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
awx_ContractTerm
Contract Term (Year)
The original expected length of the contract term, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
awx_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseFederalInsuranceContributionActCredit
Federal insurance contribution act credit
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to feral insurance contribution act credit.
awx_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseClubDuesPercentage
Club dues
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to Club Dues nondeductible expenses.
Pennsylvania Tax Authority [Member]
Represents the Pennsylvania Tax Authority
West Virginia Tax Authority [Member]
Represents West Virginia Tax Authority.
Deferred membership dues revenue
Connecticut Tax Authority [Member]
Represents the Connecticut Tax Authority.
Captive Landfill Management Operations [Member]
Represents the information pertaining to the captive landfill management operations.
Green Fees and Cart Rental [Member]
Represents the information pertaining to green fees and cart rentals.
Room Rental [Member]
Represents the information pertaining to room rental.
Membership Dues [Member]
Represents the information pertaining to membership dues.
Accrued payroll and other compensation
Accrued taxes
awx_ContractWithCustomerAssetsUnbilledMembershipDues
Year ended December 31, 2025
The amount of membership dues received, but not yet billed, during the period.
Accounts payable
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
awx_DebtInstrumentCovenantFixedChargeCoverageRatio
Debt Instrument, Covenant, Fixed Charge Coverage Ratio
The fixed charge coverage ratio is required by the debt instrument.
Capital expenditures included in accounts payable
Proceeds from disposal of equipment
Year ended December 31, 2024
Year ended December 31, 2025
The amount of billings of obligation to transfer good or service to customer for which consideration from customer has been received or is due.
us-gaap_PolicyTextBlockAbstract
Accounting Policies
Other Revenue [Member]
Represents information pertaining to other revenues.
us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Capital expenditures
Finance lease obligation incurred
us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period
us-gaap_IncomeTaxesPaidNet
Income Taxes Paid, Net
Income Taxes Paid, Net
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period
Product and Service, Other [Member]
Liabilities and Equity
Share-Based Payment Arrangement, Tranche Three [Member]
Vesting [Axis]
Vesting [Domain]
Share-Based Payment Arrangement, Tranche One [Member]
Total Assets
Total assets
Share-Based Payment Arrangement, Tranche Two [Member]
Lessee, Operating Lease Assets and Liabilities [Table Text Block]
The tabular disclosure for assets and liabilities under operating leases.
Plan Name [Axis]
Plan Name [Domain]
awx_FinanceLeaseCostTotal
Total finance lease cost
Amount of total cost on financing lease. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.
Legal Matters and Contingencies [Text Block]
awx_LeaseLiabilityPaymentsDueYearFourTotal
2029
Amount of lessee's undiscounted obligation for lease payments, due in fourth fiscal year following latest fiscal year.
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]
awx_LeaseLiabilityPaymentsDueYearTwoTotal
2027
Amount of lessee's total undiscounted obligation for lease payments, due in second fiscal year following latest fiscal year.
Noncurrent deferred tax asset
Share-Based Payment Arrangement [Text Block]
awx_LeaseLiabilityUndiscountedExcessAmountTotal
Less: imputed interest
Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments, total.
awx_LeaseLiabilityPaymentsDueTotal
Total lease payments
Amount of lessee's undiscounted obligation for lease payments, due total.
us-gaap_ContractWithCustomerAssetNet
Contract with Customer, Asset, after Allowance for Credit Loss
Year ended December 31, 2025
Year ended December 31, 2025
awx_LeaseLiabilityPaymentsDueYearThreeTotal
2028
Amount of lessee's undiscounted obligation for lease payments, due in third fiscal year following latest fiscal year.
awx_LeaseLiabilityNoncurrentTotal
Long-term portion of obligations under leases
Present value of lessee's discounted obligation for total lease payments, classified as noncurrent.
awx_LeaseLiabilityCurrentTotal
Less: current portion of obligations under leases
Present value of lessee's discounted obligation for total lease payments, classified as current.
awx_LeaseLiabilityTotal
Total
Present value of lessee's discounted obligation for lease payments, total.
Business Description and Basis of Presentation [Text Block]
Award Type [Domain]
The 2019 Term Loan Agreement [Member]
Represents the name of the debt instrument, the 2019 Term Loan Agreement.
Effective Income Tax Rate Reconciliation [Table]
us-gaap_NetIncomeLoss
Net income attributable to Avalon Holdings Corporation common shareholders
Award Type [Axis]
Outside Director, Accredited Investor [Member]
Represents and outside director of Avalon.
The Line of Credit Agreement [Member]
Represents the name of the debt instrument, the Line of Credit Agreement.
Less net loss attributable to non-controlling interest in subsidiaries
Net Income (Loss) Attributable to Noncontrolling Interest
Net Income (Loss) Attributable to Noncontrolling Interest
awx_RelatedPartyTransactionPercentageOfTotalInvestment
Related Party Transaction, Percentage of Total Investment
Represents the percentage of total investment in Avalon Med Spa, LLC by an outside director of Avalon.
Share-Based Payment Arrangement, Option [Member]
awx_LesseeLeaseLiabilityPaymentsDueNextTwelveMonths
2026
Amount of lessee's total undiscounted obligation for lease payments, due in next fiscal year following latest fiscal year.
awx_AccountsReceivableAllowanceForCreditLossWriteoffNetOfRecoveries
Year ended December 31, 2025
Amount of direct write-downs of accounts receivable charged against the allowance.
awx_LesseeLeaseLiabilityPaymentsDueAfterYearFive
Thereafter
Amount of lessee's total undiscounted obligation for lease payments, due after the fifth fiscal year following latest fiscal year.
us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Less accumulated depreciation and amortization
Property and equipment, net
Property and equipment, net
Lessee, Operating and Financing Leases [Text Block]
The entire disclosure for operating and financing leases of lessee. Includes, but is not limited to, description of operating and financing lease and maturity analysis of operating and financing lease liability.
awx_LesseeLeaseLiabilityPaymentsDueYearFiveTotal
2030
Amount of lessee's undiscounted obligation for lease payments, due in fifth fiscal year following latest fiscal year.
Property and equipment, gross
Long-term Agreement with Vehicle, Golf Course Maintenance and Restaurant Equipment [Member]
Relating to long-term agreement with vehicle, golf course maintenance, and restaurant equipment.
Long-term Agreement with Squaw Creek Country Club [Member]
Relating to long-term agreement with Squaw Creek Country Club.
Capital Addition Purchase Commitments [Member]
us-gaap_EquityMethodInvestmentOwnershipPercentage
Equity Method Investment, Ownership Percentage
Net income
Net income
Cash flows from investing activities:
Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table]
Loss per share attributable to Avalon Holdings Corporation common shareholders:
Earnings Per Share [Text Block]
Accrued taxes
us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
Related Party Transaction [Table]
us-gaap_RelatedPartyTransactionAmountsOfTransaction
Related Party Transaction, Amounts of Transaction
Intersegment Eliminations [Member]
us-gaap_EquityMethodInvestments
Equity Method Investments
Accrued payroll and other compensation
us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities
Other liabilities and accrued expenses
us-gaap_IncreaseDecreaseInOtherAccruedLiabilities
Related Party Transactions Disclosure [Text Block]
Provision for income taxes
Total provision for income taxes
Accounts payable
us-gaap_IncreaseDecreaseInAccountsPayable
us-gaap_IncomeTaxPaidFederalAfterRefundReceived
Federal
Restricted cash
Restricted Cash and Cash Equivalents, Noncurrent
Pennsylvania
us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage
us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Defined Contribution Plan, Employer Discretionary Contribution Amount
us-gaap_RestrictedCash
Restricted Cash
Cash and cash equivalents
us-gaap_InterestExpenseNonoperating
Interest expense, net
awx_LesseeFinanceLeaseAnnualRent
Lessee, Finance Lease, Annual Rent
The amount of annual rent payment for asset under finance lease.
us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Gain on disposal of equipment
Deferred membership dues revenue
us-gaap_IncreaseDecreaseInContractWithCustomerLiability
us-gaap_SharesOutstanding
Balance (in shares)
Balance (in shares)
us-gaap_CommonStockSharesOutstanding
Common Stock, Shares, Outstanding (in shares)
us-gaap_LongTermDebtWeightedAverageInterestRateOverTime
Long-Term Debt, Weighted Average Interest Rate, over Time
us-gaap_IncreaseDecreaseInOtherOperatingAssets
Other assets, net
us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Debt Instrument, Basis Spread on Variable Rate
us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent
Operating Lease, Weighted Average Discount Rate, Percent
us-gaap_OperatingLeaseCost
Rental expense
Consolidation, Policy [Policy Text Block]
Lease, Cost [Table Text Block]
Operating lease right-of-use assets in exchange for lease obligations
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
us-gaap_IncreaseDecreaseInPrepaidExpense
Prepaid expenses
us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1
Operating Lease, Weighted Average Remaining Lease Term
Document Information [Line Items]
Document Information [Table]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Variable Rate [Domain]
us-gaap_AccountsReceivableNet
Accounts Receivable, after Allowance for Credit Loss
Prime Rate [Member]
Schedule of Long-Term Debt Instruments [Table Text Block]
Variable Rate [Axis]
us-gaap_IncreaseDecreaseInAccountsReceivable
Accounts receivable
us-gaap_ConcentrationRiskPercentage1
Concentration Risk, Percentage
Entity Central Index Key
Depreciation and amortization expense
Entity [Domain]
Customer Concentration Risk [Member]
Legal Entity [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
us-gaap_AllowanceForDoubtfulAccountsReceivable
Accounts Receivable, Allowance for Credit Loss
Revenue Benchmark [Member]
Accounts Receivable [Member]
awx_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance
Year ended December 31, 2025
Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.
us-gaap_IncreaseDecreaseInInventories
Inventories
awx_CommonStockVotesPerShare
Common Stock, Votes Per Share
The number of votes per share of common stock.
Nature of Operation, Product Information, Concentration of Risk [Table]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Section 163(j) business interest expense carryforward
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from business interest expenses carryforwards.
us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Line of Credit Facility, Interest Rate at Period End
us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Line of Credit Facility, Remaining Borrowing Capacity
us-gaap_TableTextBlock
Notes Tables
us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Line of Credit Facility, Maximum Borrowing Capacity
Related and Nonrelated Parties [Axis]
Related and Nonrelated Parties [Domain]
Mercer County State Bank [Member]
Represents the mercer county state bank.
Selling, general and administrative expenses
Selling, general and administrative
Provision for losses on accounts receivable
Year ended December 31, 2025
awx_NumberOfConsecutiveRenewalTermOptions
Number of Consecutive Renewal Term Options
Represents the number of consecutive renewal term options.
Regulatory Environmental Costs, Policy [Policy Text Block]
Line of Credit Facility, Lender [Domain]
Line of Credit Facility [Table]
Lender Name [Axis]
us-gaap_LiabilitiesAndStockholdersEquity
Total liabilities and equity
awx_DebtInstrumentInterestRateMinimumStatedPercentageAfterSevenYears
Debt Instrument, Interest Rate, Minimum Stated Percentage, After Seven Years
Percentage of minimum stated percentage of interest after year seven of the debt instrument.
awx_DebtInstrumentInterestRateMaximumStatedPercentageAfterYearSeven
Debt Instrument, Interest Rate, Maximum Stated Percentage, After Year Seven
Percentage of maximum stated rate for interest after year seven of the debt instrument.
Three Day Treasury Rate Two Days Prior to Reset [Member]
Represents the three day treasury rate on the date two days prior to the reset date.
Related Party Transaction [Axis]
Related Party Transaction [Domain]
awx_DebtInstrumentInterestRateStatedPercentageFirstSevenYears
Debt Instrument, Interest Rate, Stated Percentage, First Seven Years
Contractual interest rate for funds borrowed under the debt agreement for the first five years.
Ten Percent Shareholders [Member]
For employees who are ten percent shareholders.
us-gaap_IncreaseDecreaseInContractWithCustomerAsset
Unbilled membership dues receivable
awx_MinimumPercentageOfFairMarketValueForIncentiveStockOptionPrice
Minimum Percentage of Fair Market Value for Incentive Stock Option Price
The minimum percentage of fair market value for incentive stock options.
Accumulated deficit
Other Employees [Member]
For employees who are ten percent share holders.
Costs and expenses:
State and Local Tax Jurisdiction, Other [Member]
awx_NumberOfClassACommonStockConvertibleWithEachClassBCommonStock
Number of Class A Common Stock Convertible with Each Class B Common Stock (in shares)
The number of shares convertible with each class of common stock.
Debt Disclosure [Text Block]
Amortization of debt issuance costs
us-gaap_DisclosureTextBlockAbstract
Notes to Financial Statements
Obligations under operating leases, net of current portion
Long-term portion of obligations under operating leases
Schedule of Cash and Cash Equivalents [Table Text Block]
Cash and Cash Equivalent [Table]
us-gaap_OperatingLeaseLiability
Total obligations under operating leases
Total, operating lease
awx_NumberOfSuspendedSaltwaterInjectionWells
Number of Suspended Saltwater Injection Wells
The number of suspended saltwater injection wells due to a seismic event.
Current portion of obligations under operating leases
us-gaap_OperatingLeaseLiabilityCurrent
Less: current portion of obligations under leases, operating lease
Cash and Cash Equivalents Disclosure [Text Block]
Defined Benefit Plan [Table]
Current portion of obligations under finance leases
Current portion of obligations under finance leases
Less: current portion of obligations under leases, finance lease
Avalon Holdings Corporation 2009 Long Term Incentive Plan [Member]
Avalon Holdings Corporation 2009 Long-term Incentive Plan [Member]
Retirement Benefits [Text Block]
Obligations under finance leases, net of current portion
Long-term portion of obligations under finance leases
Long-term portion of obligations under leases, finance lease
Operating lease right-of-use assets
Operating lease right-of-use assets
awx_NumberOfGolfCourses
Number of Golf Courses
Represents the number of golf courses.
awx_NumberOfMajorCustomers
Number of Major Customers
Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue
Total lease payments, operating lease
us-gaap_FinanceLeasePrincipalPayments
Principal payments on finance lease obligations
us-gaap_FinanceLeaseLiability
Total obligations under finance leases
Total, finance lease
us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
Less: imputed interest, operating lease
Deferred:
Noncurrent deferred tax asset, net
Total deferred income taxes
Predetermined Vesting Price (in dollars per share)
PredeterminedVestingPrice
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree
2028, operating lease
Schedule Of Period And Predetermined Stock Price Needed For Vesting [Table Text Block]
Schedule of period and predetermined stock price needed for vesting table text block.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour
2029, operating lease
Begins Vesting
Stock options begins vesting period description.
Property and equipment under finance leases, net
Leased property under finace leases, net
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive
2030, operating lease
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
Thereafter, operating lease
awx_StockOptionsEndsVestingPeriodDescription
Ends Vesting
Stock options ends vesting period description.
Fitness and Tennis Lesson [Member]
Represents fitness and tennis lesson revenue.
Fair Value of Financial Instruments, Policy [Policy Text Block]
Avalon Dermatology, LLC [Member]
Represents Avalon Dermatology, LLC.
One Customer [Member]
Information pertaining to one customer.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
2026, operating lease
Operating Segments and Corporate Non Segment [Member]
Represents the aggregate total of “Operating Segments” and “Corporate, Non-Segment”, before elimination and reconciliation items.
Waste Management Services [Member]
Represents information pertaining to the segment of waste management services.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
2027, operating lease
Waste Brokerage And Management Services Member
Waste Brokerage and Management Services [Member]
Golf and Related Operations [Member]
Represents information pertaining to the segment of golf and related operations.
awx_PolicyTable
Subsequent Events, Policy [Policy Text Block]
Salon and Spa Services [Member]
Represents salon and spa services.
Suspended Injection Well Costs Disclosure [Text Block]
The entire disclosure for parts or all of the information related to suspended injection wells.
Other assets, net
Lessee, Leases [Policy Text Block]
Earnings Per Share, Policy [Policy Text Block]
Income Tax, Policy [Policy Text Block]
us-gaap_DepreciationDepletionAndAmortization
Depreciation and amortization
us-gaap_AssetsCurrent
Total current assets
Share-Based Payment Arrangement [Policy Text Block]
Equity [Text Block]
us-gaap_LesseeFinanceLeaseTermOfContract1
Lessee, Finance Lease, Term of Contract
us-gaap_LesseeFinanceLeaseRenewalTerm1
Lessee, Finance Lease, Renewal Term
Interest expense, net
us-gaap_InterestIncomeExpenseNonoperatingNet
Class A Common Stock, $.01 par value
Reconciliation of net income (loss) to cash provided by operating activities:
us-gaap_CommonStockSharesAuthorized
Common Stock, Shares Authorized (in shares)
us-gaap_CommonStockSharesIssued
Common Stock, Shares, Issued (in shares)
Common stock, par value (in dollars per share)
us-gaap_DeferredTaxAssetsValuationAllowance
Deferred Tax Assets, Valuation Allowance
Less valuation allowance
Statistical Measurement [Domain]
Lessee, Lease, Description [Table]
Significant non-cash investing and financing activities:
Maximum [Member]
Minimum [Member]
Ownership [Domain]
Other current assets
Product and Service [Axis]
Product and Service [Domain]
Asset Retirement Obligation [Policy Text Block]
us-gaap_DeferredTaxAssetsNet
Deferred tax assets net of valuation allowance
Deferred Tax Assets, Net of Valuation Allowance
Statistical Measurement [Axis]
Investment, Name [Domain]
Unbilled membership dues receivable
Debt, Policy [Policy Text Block]
Ownership [Axis]
us-gaap_DeferredTaxAssetsLiabilitiesNet
Net deferred tax asset
Cash paid during the period for interest
Prepaid expenses
Cash paid during the period for income taxes
Investment, Name [Axis]
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Other
Property, Plant and Equipment Disclosure [Text Block]
us-gaap_DeferredTaxAssetsGross
Gross deferred tax assets
Property, Plant and Equipment [Table Text Block]
us-gaap_DeferredIncomeTaxLiabilities
Deferred Tax Liabilities, Gross
Gross deferred tax liabilities
Inventories
Customer [Axis]
Customer [Domain]
Reconciliation of Assets from Segment to Consolidated [Table Text Block]
Reserves not deductible until paid
us-gaap_PropertyPlantAndEquipmentUsefulLife
Property, Plant and Equipment, Useful Life (Year)
Non-controlling interest in subsidiaries
Construction in Progress [Member]
Cash flows from operating activities:
Accounts receivable, credit losses
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Segment Reporting Information, by Segment [Table]
Revenue [Policy Text Block]
Statement [Line Items]
us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Accounts Receivable, Allowance for Credit Loss, Current
Year ended December 31, 2025
Year ended December 31, 2025
Accounts receivable, less allowance for credit losses of $240 at December 31, 2025 and $260 at December 31, 2024
Furniture and Fixtures [Member]
us-gaap_NumberOfReportableSegments
Number of Reportable Segments
Building and Building Improvements [Member]
Net operating revenues:
Paid-in capital
Land and Land Improvements [Member]
Operating lease liabilities
Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible operating lease liabilities.
Land Improvements [Member]
Property, Plant and Equipment, Policy [Policy Text Block]
Other income, net
Other
Property, Plant and Equipment [Table]
Long-Lived Tangible Asset [Axis]
Long-Lived Tangible Asset [Domain]
Federal tax credit
Segment Reporting Disclosure [Text Block]
Other income (expense):
State
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash at beginning of period
Cash, cash equivalents and restricted cash at end of period
us-gaap_ContractWithCustomerAssetReclassifiedToReceivable
Year ended December 31, 2025
awx_LeaseholdImprovementsRequiredToBeMadePerYear
Leasehold Improvements Required to be Made Per Year
Represents the amount of leasehold improvements required to be made per year.
Federal
Assets
Inventory, Policy [Policy Text Block]
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Increase in cash, cash equivalents and restricted cash
us-gaap_NetCashProvidedByUsedInFinancingActivities
Net cash used in financing activities
Commitments and Contingencies
Asset retirement obligation
us-gaap_OperatingIncomeLoss
Operating income
us-gaap_NetCashProvidedByUsedInOperatingActivities
Net cash provided by operating activities
us-gaap_NetCashProvidedByUsedInInvestingActivities
Net cash used in investing activities
awx_OperatingLossCarryforwardsNotSubjectToExpiration
Operating Loss Carryforwards, Not Subject to Expiration
Amount of operating loss carryforwards not subject to expiration.
Operating costs
Cost of operations
Term Loan Agreement [Member]
Represents the name of the debt instrument, the Term Loan Agreement.
Consolidation Items [Domain]
Laurel Capital Corporation [Member]
Represents the name of the lender, Laurel Capital Corporation.
Equity:
us-gaap_ContractWithCustomerLiability
Contract with Customer, Liability
Year ended December 31, 2025
Year ended December 31, 2025
us-gaap_DeferredTaxLiabilitiesLeasingArrangements
Operating lease right of use assets
Consolidation Items [Axis]
awx_DebtInstrumentPrepaymentPenaltyPercentageYearsSixAndSeven
Debt Instrument, Prepayment Penalty, Percentage, Years Six and Seven
The prepayment penalty expressed as a percentage of the principal of the loan being prepaid in the sixth and seventh year.
awx_DebtInstrumentPrepaymentPenaltyPercentageYearsEightAndNine
Debt Instrument, Prepayment Penalty, Percentage, Years Eight and Nine
The prepayment penalty expressed as a percentage of the principal of the loan being prepaid in the eighth and ninth year.
awx_DebtInstrumentPrepaymentPenaltyPercentageFirstFiveYears
Debt Instrument, Prepayment Penalty, Percentage, First Five Years
The prepayment penalty expressed as a percentage of the principal of the loan being prepaid in the first five years.
Equity Method Investments [Policy Text Block]
awx_DebtInstrumentPrepaymentPenaltyPercentageYearTen
Debt Instrument, Prepayment Penalty, Percentage, Year Ten
The prepayment penalty expressed as a percentage of the principal of the loan being prepaid in the tenth year.
awx_DebtInstrumentPeriodicPaymentNumberOfPayments
Debt Instrument, Periodic Payment, Number of Payments
The number of the required periodic payments including both interest and principal payments.
us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment
Property and equipment
awx_DebtInstrumentMaturitySchedule
Debt Instrument, Maturity Schedule
The maturity schedule for the debt instrument.
Noncontrolling Interest [Member]
awx_LongTermDebtGrossNoncurrent
Long-term Debt, Gross, Excluding Current Maturities
Amount before unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.
Retained Earnings [Member]
us-gaap_ProceedsFromIssuanceOfPrivatePlacement
Proceeds from Issuance of Private Placement
Revenue
Operating revenues
Revenue from Contract with Customer, Excluding Assessed Tax
awx_LongTermDebtGrossCurrentMaturities
Less Current Portion of Long-term Debt, Gross
Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.
us-gaap_CurrentStateAndLocalTaxExpenseBenefit
State
Title and Position [Domain]
us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit
State
Title and Position [Axis]
Additional Paid-in Capital [Member]
Parent [Member]
Common Stock [Member]
us-gaap_CurrentFederalTaxExpenseBenefit
Federal
us-gaap_DeferredFederalIncomeTaxExpenseBenefit
Federal
us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued
Income Tax Examination, Penalties and Interest Accrued
Equity Components [Axis]
Equity Component [Domain]
Current:
us-gaap_LongTermDebt
Term Loan Agreement, Net
us-gaap_CurrentIncomeTaxExpenseBenefit
Total current income taxes
Stock, Class of Stock [Table]
us-gaap_PaymentsToMinorityShareholders
Payments to Noncontrolling Interests
New Jersey Division of Taxation [Member]
Income (loss) before taxes
us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Income before income taxes
(Loss) income before taxes
Home Savings Bank [Member]
Represents the name of the lender, Home Savings Bank, formerly known as The Home Savings and Loan Company of Youngstown, Ohio.
us-gaap_LineOfCredit
Long-Term Line of Credit
us-gaap_PaymentsOfDebtIssuanceCosts
Payments of Debt Issuance Costs
us-gaap_DeferredFinanceCostsNoncurrentNet
Long-term Debt, Debt Issuance Costs, Excluding Current Maturities
State and Local Jurisdiction [Member]
Vehicles [Member]
us-gaap_DeferredFinanceCostsNet
Debt Issuance Costs, Net
Term Loan Agreement, Debt Issuance Costs
Income Tax Authority, Name [Axis]
Income Tax Authority, Name [Domain]
us-gaap_DeferredFinanceCostsCurrentNet
Less Current Portion of Long-term Debt, Debt Issuance Costs
Income Tax Jurisdiction [Axis]
Income Tax Jurisdiction [Domain]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table]
us-gaap_RepaymentsOfLongTermDebt
Principal payments on term loan facilities
Office Equipment [Member]
Revenue from Contract with Customer [Text Block]
Machinery and Equipment [Member]
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
Receivable [Policy Text Block]
us-gaap_DebtInstrumentCarryingAmount
Long-Term Debt, Gross
Total
Accounting Policies [Abstract]
Significant Accounting Policies [Text Block]
us-gaap_OpenTaxYear
Open Tax Year
awx_DefinedContributionPlanEmployersMatchingContributionRequisiteServicePeriod
Defined Contribution Plan, Employers Matching Contribution, Requisite Service Period (Year)
Minimum period the individual is required to perform services to be fully vested under the defined contribution plan.
us-gaap_AssetRetirementObligation
Asset Retirement Obligation
awx_MinimumPercentageOfFairMarketValueForNonQualifiedStockOptionPrice
Minimum Percentage of Fair Market Value for Non-qualified Stock Option Price
The minimum percentage of fair market value for non-qualified stock options.
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
dei_AuditorName
Auditor Name
us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Subsidiary, Ownership Percentage, Noncontrolling Owner
dei_AuditorFirmId
Auditor Firm ID
dei_AuditorLocation
Auditor Location
Segments [Axis]
Segments [Domain]
us-gaap_ContractualObligation
Contractual Obligation
Corporate Segment [Member]
us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization
Less accumulated amortization
Leased property under finance leases
us-gaap_OperatingLossCarryforwards
Operating Loss Carryforwards
Statement [Table]
awx_NumberOfYearsAfterOptionsVestedStockPriceReachPredeterminedVestingPrice
Number Of Years After Options Vested, Stock Price Reach Predetermined Vesting Price
The number of years after options vested that the predetermined vesting price must be reached.
us-gaap_MinorityInterestOwnershipPercentageByParent
Noncontrolling Interest, Ownership Percentage by Parent
Statement of Financial Position [Abstract]
Weighted average shares outstanding - basic (in shares)
Weighted Average Number of Shares Outstanding, Basic
Share-Based Compensation Award Tranche Four [Member]
Fourth portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.
us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent
Other reconciling items
us-gaap_EffectiveIncomeTaxRateContinuingOperations
Provision for income taxes
Share-Based Compensation Award Tranche Five [Member]
Fifth portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.
awx_EquityMethodInvestmentsAdditional
Equity Method Investments, Additional
Represents additional contribution related to equity method investments.
Basic net income per share (in dollars per share)
Accredited Investors [Member]
Represents accredited investors.
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Changes in valuation allowance
AWMS Holdings, LLC [Member]
Represents the name of the equity method investment, AWMS Holdings, LLC.
Statement of Cash Flows [Abstract]
Management and Accredited Investors [Member]
The name or description of the related parties involved in the transaction.
Investment in Subsidiary [Member]
Represents the amount of the investment in the subsidiary.
Salt Water Injection Wells [Member]
The name or description of the property class.
us-gaap_LesseeFinanceLeaseRemainingLeaseTerm
Lessee, Finance Lease, Remaining Lease Term (Year)
Statement of Stockholders' Equity [Abstract]
Lease Contractual Term [Domain]
Lease Contractual Term [Axis]
Income Statement [Abstract]
2028
2029
2030
us-gaap_LesseeOperatingLeaseRemainingLeaseTerm
Lessee, Operating Lease, Remaining Lease Term
Thereafter
us-gaap_ProceedsFromIssuanceOfDebt
Proceeds from Issuance of Debt
us-gaap_RepaymentsOfDebt
Repayments of Debt
2026
2027
us-gaap_FinanceLeaseInterestExpense
Interest expense
us-gaap_FinanceLeaseLiabilityPaymentsDue
Total lease payments, finance lease
us-gaap_FinanceLeaseRightOfUseAssetAmortization
Depreciation expense
us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive
2030, finance lease
us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive
Thereafter, finance lease
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount
Less: imputed interest, finance lease
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths
2026, finance lease
us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo
2027, finance lease
us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree
2028, finance lease
us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour
2029, finance lease
Accounting Standards Update and Change in Accounting Principle [Table]
Accounting Standards Update and Change in Accounting Principle [Text Block]
us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent
Finance Lease, Weighted Average Discount Rate, Percent
New Term Loan Agreement [Member]
Related to the new term loan agreement.
us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits
Available federal tax credit
us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
State income taxes, net of federal income tax effect (1)
us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1
Finance Lease, Weighted Average Remaining Lease Term (Year)
Lease, Liability, Maturity [Table Text Block]
Tabular disclosure of undiscounted cash flows of lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position.
Cash flows from financing activities:
us-gaap_IncomeTaxReconciliationOtherReconcilingItems
Other reconciling items
us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
U.S. federal (benefit) tax at statutory rate
Avalon Med Spa [Member]
Information related to Avalon Med Spa, LLC.
Customer Advance Deposits [Member]
Refundable consideration, usually cash, held by the entity pending satisfactory completion of the entity's obligations or pending the closing of a contract.
Deferred Membership Dues [Member]
Represents information related to deferred member dues.
us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Changes in valuation allowance
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
us-gaap_StockholdersEquity
Total Avalon Holdings Corporation Shareholders' Equity
Common Class A [Member]
Common Class B [Member]
awx_IncreaseDecreaseInTotalAssets
Increase (Decrease) in Total Assets
The increase (decrease) during the reporting period in total assets.
Class of Stock [Axis]
Class of Stock [Domain]
Long-term debt, net of current portion
Long-term Debt, Net, Excluding Current Maturities
awx_LesseeFinanceLeaseNetAssetValueExcludingLeaseholdImprovements
Lessee, Finance Lease, Net Asset Value, Excluding Leasehold Improvements
Amount of net asset value, excluding leasehold improvements, of finance lease.
Operating Segments [Member]
us-gaap_IncomeTaxReconciliationTaxCredits
Available federal tax credit
us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
State income taxes, net of federal income tax effect (1)
dei_EntityRegistrantName
Entity Registrant Name
dei_EntityAddressAddressLine1
Entity Address, Address Line One
ecd_NonRule10b51ArrTrmntdFlag
Non-Rule 10b5-1 Arrangement Terminated [Flag]
dei_EntityAddressCityOrTown
Entity Address, City or Town
ecd_Rule10b51ArrTrmntdFlag
Rule 10b5-1 Arrangement Terminated [Flag]
ecd_Rule10b51ArrAdoptedFlag
Rule 10b5-1 Arrangement Adopted [Flag]
dei_EntityAddressPostalZipCode
Entity Address, Postal Zip Code
dei_EntityAddressStateOrProvince
Entity Address, State or Province
ecd_NonRule10b51ArrAdoptedFlag
Non-Rule 10b5-1 Arrangement Adopted [Flag]
Material Terms of Trading Arrangement [Text Block]
dei_EntityCommonStockSharesOutstanding
Entity Common Stock, Shares Outstanding (in shares)
Trading Arrangements, by Individual [Table]
dei_TradingSymbol
Trading Symbol
dei_IcfrAuditorAttestationFlag
ICFR Auditor Attestation Flag
dei_LocalPhoneNumber
Local Phone Number
dei_DocumentAnnualReport
Document Annual Report
Entity Incorporation, State or Country Code
Amendment Flag
dei_DocumentTransitionReport
Document Transition Report
dei_CityAreaCode
City Area Code
dei_DocumentFinStmtErrorCorrectionFlag
Document Financial Statement Error Correction [Flag]
dei_EntityInteractiveDataCurrent
Entity Interactive Data Current
Security Exchange Name
Title of 12(b) Security
Current Fiscal Year End Date
Document Fiscal Period Focus
Document Fiscal Year Focus
dei_DocumentPeriodEndDate
Document Period End Date
dei_EntityFileNumber
Entity File Number
Entity Emerging Growth Company
dei_DocumentType
Document Type
Entity Small Business
dei_EntityShellCompany
Entity Shell Company
dei_EntityPublicFloat
Entity Public Float
Entity Filer Category
dei_EntityCurrentReportingStatus
Entity Current Reporting Status
dei_EntityVoluntaryFilers
Entity Voluntary Filers
dei_EntityWellKnownSeasonedIssuer
Entity Well-known Seasoned Issuer
Award Timing Disclosures [Line Items]
Award Timing MNPI Disclosure [Text Block]
Entity Tax Identification Number