Note B - The Company and its Significant Accounting Policies - Schedule of Lease Costs (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Operating lease right-of-use asset | $ 37,000 | $ 72,000 |
| Total leased assets | 37,000 | 72,000 |
| Finance lease liabilities | 0 | 0 |
| Operating lease right-of-use liability - current portion | 38,000 | 34,000 |
| Operating lease right-of-use liability - net of current portion | 0 | 38,000 |
| Total lease liabilities | 38,000 | 72,000 |
| Operating lease cost | 0 | 0 |
| Interest on lease liabilities | 0 | 0 |
| Sublease income | 0 | 0 |
| Net lease cost | $ 0 | $ 0 |
| X | ||||||||||
- Definition Total amount of lessee's right to use underlying assets under operating leases and the net investment in sales-type and direct financing leases. No definition available.
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. No definition available.
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| X | ||||||||||
- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of sublease income excluding finance and operating lease expense. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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