Note 6 - Commitments and Contingencies (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Details | |||
| Litigation Expense | $ 1,355,000 | $ 2,139,000 | $ 1,660,000 |
| Standard and Extended Product Warranty Accrual | $ 0 | $ 0 | |
| X | ||||||||||
- Definition Represents the monetary amount of Litigation Expense, during the indicated time period. No definition available.
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|