Note B - Revenue From Contracts With Customers (Details Textual) - USD ($) |
1 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jan. 31, 2024 |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Contract with Customer, Liability, Revenue Recognized | $ 508,000 | $ 455,000 | |
| Contract with Customer, Liability | $ 635,000 | $ 970,000 | |
| Minimum [Member] | |||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) | 1 year | ||
| Maximum [Member] | |||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) | 5 years | ||
| Product Concentration Risk [Member] | Subscription Orders [Member] | Revenue from Contract with Customer Benchmark [Member] | |||
| Concentration Risk, Percentage | 18.00% |
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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- 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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- Definition Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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