| Intangible Assets Disclosure [Text Block] | 
| 8.  | Other Intangible Assets |    The following is a summary of the Company’s other intangible assets:   
|  |  | Gross |  |  | Less |  |  | Net |  |  
|  |  | Carrying |  |  | Accumulated |  |  | Carrying |  |  
|  |  | Amount |  |  | Amortization |  |  | Amount |  |  
| March 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  
| Indefinite-lived intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  
| Trademark and tradenames |  | $ | 77,600 |  |  | $ | - |  |  | $ | 77,600 |  |  
| Amortizable intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  
| Dealer network |  |  | 80,000 |  |  |  | 76,000 |  |  |  | 4,000 |  |  
| Customer relationships |  |  | 80,920 |  |  |  | 38,830 |  |  |  | 42,090 |  |  
| Patents |  |  | 21,136 |  |  |  | 17,308 |  |  |  | 3,828 |  |  
| Noncompete agreements |  |  | 8,640 |  |  |  | 8,640 |  |  |  | - |  |  
| Trademarks |  |  | 5,459 |  |  |  | 4,018 |  |  |  | 1,441 |  |  
| Amortizable intangibles, net |  |  | 196,155 |  |  |  | 144,796 |  |  |  | 51,359 |  |  
| Total |  | $ | 273,755 |  |  | $ | 144,796 |  |  | $ | 128,959 |  |    
|  |  | Gross |  |  | Less |  |  | Net |  |  
|  |  | Carrying |  |  | Accumulated |  |  | Carrying |  |  
|  |  | Amount |  |  | Amortization |  |  | Amount |  |  
| December 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  
| Indefinite-lived intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  
| Trademark and tradenames |  | $ | 77,600 |  |  | $ | - |  |  | $ | 77,600 |  |  
| Amortizable intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  
| Dealer network |  |  | 80,000 |  |  |  | 75,000 |  |  |  | 5,000 |  |  
| Customer relationships |  |  | 80,920 |  |  |  | 37,537 |  |  |  | 43,383 |  |  
| Patents |  |  | 21,136 |  |  |  | 16,994 |  |  |  | 4,142 |  |  
| Noncompete agreements |  |  | 8,640 |  |  |  | 8,640 |  |  |  | - |  |  
| Trademarks |  |  | 5,459 |  |  |  | 3,995 |  |  |  | 1,464 |  |  
| Amortizable intangibles, net |  |  | 196,155 |  |  |  | 142,166 |  |  |  | 53,989 |  |  
| Total |  | $ | 273,755 |  |  | $ | 142,166 |  |  | $ | 131,589 |  |    Amortization expense for intangible assets was $2,630 and $2,630 for the three months ended  March 31, 2023 and 2022, respectively. Estimated amortization expense for the remainder of 2023 and each of the succeeding five years is as follows:   
| 2023 |  | $ | 7,890 |  |  
| 2024 |  |  | 7,520 |  |  
| 2025 |  |  | 6,075 |  |  
| 2026 |  |  | 5,450 |  |  
| 2027 |  |  | 5,450 |  |  
| 2028 |  |  | 5,450 |  |    |