Note 4 - Revenue From Contracts With Customers (Details Textual) |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
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Mar. 31, 2026
USD ($)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
USD ($)
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Dec. 31, 2023
USD ($)
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| Number of Reportable Segments | 4 | |||
| Accounts Receivable, after Allowance for Credit Loss, Current | $ 302,894 | $ 193,852 | $ 205,647 | |
| Contract with Customer, Asset, after Allowance for Credit Loss | 234,972 | |||
| Contract with Customer, Liability, Total | 329,725 | 372,795 | ||
| Contract with Customer, Liability, Revenue Recognized | $ 372,792 | $ 15,832 | ||
| Forecast [Member] | ||||
| Contract with Customer, Liability, Revenue Recognized | $ 329,725 | |||
| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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