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Share repurchase program (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 24, 2021 | Sep. 30, 2021 | Dec. 31, 2022 | Dec. 31, 2020
Class of Stock [Line Items] |  |  |  |
Repurchasement of per share amount |  |  |  | $ 2.27
Number of shares authorized to be repurchased |  |  |  | 625,000
Ludmila Smolyansky [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock repurchased during period, shares |  |  | 850,340 |
Treasury Stock, Common [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock repurchased during period, shares | 250,000 | 250,000 |  | 179,000
Payments for stock repurchased |  | $ 1,583 |  | $ 405

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