Note 13 - Redeemable Restricted Common Stock (Details Textual) - USD ($) |
1 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Jul. 07, 2025 |
Jul. 31, 2025 |
Jul. 31, 2026 |
Jul. 31, 2025 |
Oct. 31, 2025 |
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| Proceeds from Issuance of Common Stock | $ 0 | $ 1,907,517 | |||
| Temporary Equity, Aggregate Amount of Redemption Requirement | $ 9,500,000 | $ 5,100,000 | |||
| Lightera, LLC [Member] | |||||
| Stock Issued During Period, Shares, New Issues | 642,199 | ||||
| Proceeds from Issuance of Common Stock | $ 2,000,000 | ||||
| Proceeds from Issuance of Common Stock, Net | $ 1,907,517 | ||||
| Payments of Stock Issuance Costs | $ 92,483 | ||||
| X | ||||||||||
- Definition The net cash inflow from the additional capital contribution to the entity. No definition available.
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| X | ||||||||||
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Aggregate amount of redemption requirements for each class or type of redeemable stock classified as temporary equity for each of the five years following the latest balance sheet date. The redemption requirement does not constitute an unconditional obligation that will be settled in a variable number of shares constituting a monetary value predominantly indexed to (a) a fixed monetary amount known at inception, (b) an amount inversely correlated with the residual value of the entity, or (c) an amount determined by reference to something other than the fair value of issuer's stock. Does not include mandatorily redeemable stock. The exception is if redemption is required upon liquidation or termination of the reporting entity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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