Note 14 - Other (Expenses) Income, Net - Schedule of Other Income (Expenses), Net (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Interest expense(1) | [1] | $ (95,667) | $ (124,795) | $ (195,342) | $ (252,723) | |||
| Interest income | 65,343 | 48,113 | 109,710 | 85,582 | ||||
| Other (expenses) income, net | (24,004) | 3,776 | 11,853 | 3,776 | ||||
| Gain on disposal of property, plant and equipment | 0 | 7,128 | 4,264 | 2,263 | ||||
| Insurance recoveries(2) | [2] | 0 | 0 | 0 | 426,587 | |||
| Total | $ (54,328) | $ (65,778) | $ (69,515) | $ 265,485 | ||||
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| X | ||||||||||
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of revenue and income classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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