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Note 14 - Taxes on Income (Details Textual) - USD ($) $ in Thousands | 12 Months Ended | 60 Months Ended
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2025
Effective Income Tax Rate Reconciliation, Percent | (126.80%) |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% |  |  |
Current Federal Tax Expense (Benefit) |  | $ 33 | $ (1,108) |
Current State and Local Tax Expense (Benefit) |  | 10 | $ (121) |
Deferred Tax Assets, Valuation Allowance | $ 61,685 | 57,741 |  | $ 61,685
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 290 | 462 |  | 290
Unrecognized Tax Benefits, Income Tax Penalties Expense | $ 0 | 85 |  |
Foreign Tax Jurisdiction [Member] | Revenue Commissioners, Ireland [Member] |  |  |  |
Effective Income Tax Rate Reconciliation, Percent | 12.50% |  |  |
Open Tax Year | 2019 2020 2021 2022 2023 2024 2025 |  |  |
Operating Loss Carryforwards | $ 47,897 |  |  | 47,897
Foreign Tax Jurisdiction [Member] | Revenue Commissioners, Ireland [Member] | Interest Income [Member] |  |  |  |
Effective Income Tax Rate Reconciliation, Percent | 25.00% |  |  |
Foreign Tax Jurisdiction [Member] | Israel Tax Authority [Member] |  |  |  |
Open Tax Year | 2020 2021 2022 2023 2024 2025 |  |  |
Undistributed Earnings of Foreign Subsidiaries |  | $ 32,496 |  |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | $ 0 |  |  | 0
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 23.00% | 23.00% | 23.00% |
Deferred Tax Assets, Valuation Allowance | $ 1,016 |  |  | 1,016
Operating Loss Carryforwards | $ 43,498 |  |  | $ 43,498
Foreign Tax Jurisdiction [Member] | Ministry of the Economy, Finance and Industry, France [Member] |  |  |  |
Effective Income Tax Rate Reconciliation, Percent |  |  |  | 10.00%
Open Tax Year | 2022 2023 2024 2025 |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 25.00% | 25.00% | 25.00% |
Effective Income Tax Rate Reconciliation, Specific Revenues Under the French Ip Box Regime |  |  |  | 10.00%
Effective Income Tax Rate Reconciliation, Plus Social Surtax, Percent, Total |  |  |  | 10.30%
Foreign Tax Jurisdiction, Other [Member] | Israel Tax Authority [Member] |  |  |  |
Undistributed Earnings of Foreign Subsidiaries |  | $ 118,512 |  |
Domestic Tax Jurisdiction [Member] |  |  |  |
Open Tax Year | 2020 2021 2022 2023 2024 2025 |  |  |
Operating Loss Carryforwards | $ 0 |  |  | $ 0
State and Local Jurisdiction [Member] |  |  |  |
Operating Loss Carryforwards | $ 3,150 |  |  | $ 3,150

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- Definition Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.7) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479360/740-10-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(1)(Note 1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -SubTopic 10 -Topic 740 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-9 + Details
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