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Note 19 - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2022
Notes to Financial Statements |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | 19. Valuation and qualifying accounts The Company’s valuation and qualifying accounts for the years ended December 31, 2022, 2021 and 2020 are as follows:
|  | Balance at |  |  | Additions |  |  |  |  |  |  |  |  |
|  | beginning |  |  | charged to |  |  | Changes to |  |  | Balance at |
|  | of year |  |  | earnings |  |  | reserve, net (1) |  |  | end of year |
Year ended December 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for credit losses |  | $ | 2,970 |  |  | $ | (1,476 | ) |  | $ | (128 | ) |  | $ | 1,366 |
Valuation of deferred tax assets |  |  | 3,273 |  |  |  | - |  |  |  | (1,202 | ) |  |  | 2,071 |
Year ended December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for credit losses |  | $ | 2,929 |  |  | $ | 67 |  |  | $ | (26 | ) |  | $ | 2,970 |
Valuation of deferred tax assets |  |  | 3,374 |  |  |  | - |  |  |  | (101 | ) |  |  | 3,273 |
Year ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for credit losses |  | $ | 1,487 |  |  | $ | 1,081 |  |  | $ | 361 |  |  | $ | 2,929 |
Valuation of deferred tax assets |  |  | 1,612 |  |  |  | - |  |  |  | 1,762 |  |  |  | 3,374 |
(1) | Increases (deductions) from the allowance for credit losses equal accounts receivable written off and increases related to acquired businesses, less recoveries, against the allowance. See Note 2 for additional information. Increases (deductions) to the valuation of deferred tax assets relate to the reversals due to changes in management’s judgments regarding the future realization of the underlying deferred tax assets.

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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 -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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