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Note B - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2023 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Revenues |  | $ 1,817,108 | $ 1,928,929 | $ 2,183,767 | $ 4,112,696 | $ 5,929,804 | $ 7,754,905 | $ 7,020,258
North America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 3,236,098 | 3,549,156
South America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 654,446 | 626,300
EMESA [Member] |  |  |  |  |  |  |  |
Revenues | [1] |  |  |  |  |  | 3,796,524 | 2,580,295
Asia [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 67,837 | 264,507
License [Member] |  |  |  |  |  |  |  |
Revenues |  | $ 950,015 | $ 1,235,771 | $ 1,578,556 | $ 2,814,327 | $ 3,764,341 | 4,342,010 | 4,584,052
License [Member] | North America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 1,971,348 | 1,856,814
License [Member] | South America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 552,630 | 517,161
License [Member] | EMESA [Member] |  |  |  |  |  |  |  |
Revenues | [1] |  |  |  |  |  | 1,801,381 | 2,124,088
License [Member] | Asia [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 16,651 | 85,989
Hardware [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 1,194,010 | 646,486
Hardware [Member] | North America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 147,815 | 422,275
Hardware [Member] | South America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 0 | 25,833
Hardware [Member] | EMESA [Member] |  |  |  |  |  |  |  |
Revenues | [1] |  |  |  |  |  | 1,013,295 | 19,914
Hardware [Member] | Asia [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 32,900 | 178,464
Service [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 2,218,885 | 1,789,720
Service [Member] | North America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 1,116,935 | 1,270,067
Service [Member] | South America [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 101,816 | 83,306
Service [Member] | EMESA [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | 981,848 | 436,293
Service [Member] | Asia [Member] |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  | $ 18,286 | $ 54
[1] | EMESA – Europe, Middle East, South America

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