Note 4 - Property and Equipment (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
Jun. 30, 202 |
|
| Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization | $ 16,944,452 | $ 16,944,452 | $ 17,033,441 | |||
| Equipment Deposits | $ 300,000 | |||||
| Capital Expenditures Incurred but Not yet Paid | 38,857 | |||||
| Depreciation | 323,306 | $ 347,443 | 653,076 | $ 695,950 | ||
| Manufacturing Equipment [Member] | ||||||
| Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization | 6,321,569 | 6,321,569 | $ 6,519,571 | |||
| Manufacturing Equipment [Member] | Release From Agreement [Member] | ||||||
| Contractual Obligation | 2,700,000 | 2,700,000 | ||||
| Accounts Payable | 300,000 | 300,000 | ||||
| Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization | $ 3,000,000 | $ 3,000,000 | ||||
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of contractual obligation, including, but not limited to, long-term debt, lease obligation, purchase obligation, and other commitments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of eqipment deposits. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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