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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2023
Notes to Financial Statements |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | AVALON HOLDINGS CORPORATION AND SUBSIDIARIES SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS FOR THE YEARS ENDED DECEMBER 31, 2023 AND 2022 (in thousands)
|  |  |  |  |  | Additions |  |  |  |  |  |  |  |  |
DESCRIPTION |  | Balance at Beginning of Year |  |  | Charged (Credited) to Costs and Expenses |  |  | Charged to Other Accounts |  |  | Deductions / (Recoveries) |  |  | Balance at End of Year |
Year ended December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for credit losses |  | $ | 260 |  |  | $ | 56 |  |  | $ | - |  |  | $ | 56 | (1) |  | $ | 260 |
Deferred tax asset valuation allowance |  | $ | 2,488 |  |  | $ | 477 | (2) |  | $ | - |  |  | $ | - |  |  | $ | 2,965 |
Year ended December 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for credit losses |  | $ | 265 |  |  | $ | 32 |  |  | $ | - |  |  | $ | 37 | (1) |  | $ | 260 |
Deferred tax asset valuation allowance |  | $ | 2,351 |  |  | $ | 137 | (2) |  | $ | - |  |  | $ | - |  |  | $ | 2,488 |
(1) Accounts receivable written-off as uncollectible, net of recoveries.
(2) Change in valuation allowance primarily for deferred tax assets when it is more likely than not that the deferred tax assets will not be realized.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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