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Accounting Policies (Details Narrative) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Jan. 01, 2022 | Jan. 01, 2022 | Dec. 31, 2021
Amount of deposits insured by Federal Deposit Insurance Corporation (FDIC) | $ 250,000 |  |  |
Bad debt expense |  |  |  | $ 48,000
Revenue recognized employing the percentage of completion method | 1,385,000 | $ 795,000 |  |
Sales returns | $ 580,000 | 395,000 |  |
Percentage of available cash located in foreign subsidiaries | 27.00% |  |  |
LIFO inventory amount | $ 23,600,000 |  |  |
FIFO inventory amount | 41,000,000.0 |  |  |
Amortization expense | 0 |  |  | 0
Excess of current cost over LIFO carrying value | 4,200,000 | 3,600,000 | $ 3,600,000 |
Depreciation | 3,257,519 |  |  | 3,255,894
Product development expenses | 4,241,211 |  | 4,101,399 |
Accounts Receivable [Member] |  |  |  |
Bad debt expense | 208,000 | 48,000 | 48,000 |
Doubtful accounts receivable | $ 677,000 | $ 515,000 | $ 515,000 |
Maximum [Member] | Technology And Licenses [Member] |  |  |  |
Useful lives of intangible assets | 24 years |  |  |
Maximum [Member] | Machinery and Equipment [Member] |  |  |  |
Estimated useful lives of the assets | 10 years |  |  |
Maximum [Member] | Building [Member] |  |  |  |
Estimated useful lives of the assets | 39 years 6 months |  |  |
Minimum [Member] | Technology And Licenses [Member] |  |  |  |
Useful lives of intangible assets | 1 year |  |  |
Minimum [Member] | Machinery and Equipment [Member] |  |  |  |
Estimated useful lives of the assets | 3 years |  |  |
Minimum [Member] | Building [Member] |  |  |  |
Estimated useful lives of the assets | 10 years |  |  |
Advertising [Member] |  |  |  |
Advertising costs | $ 269,659 |  |  | 200,482
Product Development Costs [Member] |  |  |  |
Product development expenses | 4,241,211 |  |  | $ 4,101,399
Lease [Member] |  |  |  |
Lease liability | $ 12,300,000 |  |  |
Average discount rate | 5.00% |  |  |
Weighted average remaining lease | 5 years 8 months 12 days |  |  |

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