Note 13 - Assets Held for Sale and Discontinued Operations (Details Textual) - Nestor Cables [Member] - USD ($) |
3 Months Ended | |
|---|---|---|
Nov. 11, 2025 |
Sep. 30, 2025 |
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| Proceeds from Divestiture of Businesses and Interests in Affiliates | $ 1 | |
| Discontinued Operation, Provision for Loss (Gain) on Disposal, before Income Tax | $ 16,589,000 | |
| Disposal Group, Including Discontinued Operations, Goodwill Impairment | 2,022,000 | |
| Disposal Group, Including Discontinued Operation, Impairment of Long-lived Assets | $ 13,078,000 |
| X | ||||||||||
- Definition Total loss recognized during the period from the impairment of long-lived assets attributable to a disposal group. No definition available.
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| X | ||||||||||
- Definition Total loss recognized during the period from the impairment of goodwill attributable to a disposal group. No definition available.
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| X | ||||||||||
- Definition Amount before tax of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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| X | ||||||||||
- Details
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