Note 13 - Subsequent Events (Details Textual) - USD ($) |
Nov. 11, 2025 |
Nov. 20, 2025 |
Nov. 19, 2025 |
May 07, 2024 |
|---|---|---|---|---|
| Stock Repurchase Program [Member] | ||||
| Share Repurchase Program, Authorized, Amount | $ 65,000,000 | |||
| Subsequent Event [Member] | Stock Repurchase Program [Member] | ||||
| Share Repurchase Program, Authorized, Amount | $ 85,000,000 | $ 65,000,000 | ||
| Clearfield Finland Oy [Member] | Subsequent Event [Member] | ||||
| Proceeds from Divestiture of Businesses and Interests in Affiliates | $ 1 | |||
| Receivables Acquired from Divestiture of Businesses and Interests in Affiliates | $ 5,785,000 |
| X | ||||||||||
- Definition The amount of receivables acquired associated with the sale of a business segment or subsidiary or sale of an entity that is related to it but not strictly controlled during the period (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment). No definition available.
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| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The cash inflow associated with the amount received from the sale of a business segment or subsidiary or sale of an entity that is related to it but not strictly controlled during the period (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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