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Note 19 - Valuation and Qualifying Accounts (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Valuation and Qualifying Accounts Disclosure [Table Text Block] |
|  | 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 |

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- Definition Tabular disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). + References No definition available. + Details
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Namespace Prefix: | plow_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration