| Equity Method Investments [Table Text Block] |
| | | As of December 31, 2025 | |
| | | Total | | | Doran I | | | Doran II | | | Other | |
| Current assets | | $ | 6,306,889 | | | $ | 5,779,528 | | | $ | 456,519 | | | $ | 70,842 | |
| Noncurrent assets | | | 139,607,148 | | | | 53,053,492 | | | | 72,925,034 | | | | 13,628,622 | |
| Current liabilities | | | 77,028,627 | | | | 72,325,450 | | | | 4,693,064 | | | | 10,113 | |
| Noncurrent liabilities | | | 89,001,340 | | | | 14,567,290 | | | | 69,259,050 | | | | 5,175,000 | |
| Joint ventures' equity | | | (20,115,930 | ) | | | (28,059,720 | ) | | | (570,561 | ) | | | 8,514,351 | |
| CPHC share of joint ventures' equity | | | (3,365,820 | ) | | | (7,755,253 | ) | | | (766,211 | ) | | | 5,155,644 | |
| | | Fiscal Year Ended December 31, 2025 | |
| | | Total | | | Doran I | | | Doran II | | | Other | |
| Net sales | | $ | 8,037,249 | | | $ | 1,777,521 | | | $ | 5,968,626 | | | $ | 291,102 | |
| Gross profit (loss) | | | 3,176,376 | | | | (315,508 | ) | | | 3,280,880 | | | | 211,004 | |
| Net income | | | (18,545,508 | ) | | | (9,996,550 | ) | | | (8,048,678 | ) | | | (500,280 | ) |
| CPHC share of equity in income of joint ventures | | | (5,242,852 | ) | | | (2,739,055 | ) | | | (2,205,338 | ) | | | (298,460 | ) |
| CPHC's dividends received from joint ventures | | | (82,861 | ) | | | — | | | | — | | | | (82,861 | ) |
| | | As of December 31, 2024 | |
| | | Total | | | Doran I | | | Doran II | | | Other | |
| Current assets | | $ | 14,505,405 | | | $ | 11,593,489 | | | $ | 411,006 | | | $ | 2,500,910 | |
| Noncurrent assets | | | 142,521,390 | | | | 56,250,927 | | | | 78,755,486 | | | | 7,514,977 | |
| Current liabilities | | | 10,175,889 | | | | 5,885,368 | | | | 4,140,521 | | | | 150,000 | |
| Noncurrent liabilities | | | 147,212,092 | | | | 79,664,237 | | | | 67,547,855 | | | | — | |
| Joint ventures' equity | | | (361,146 | ) | | | (17,705,189 | ) | | | 7,478,156 | | | | 9,865,887 | |
| CPHC share of joint ventures' equity | | | 1,959,893 | | | | (5,016,198 | ) | | | 1,439,126 | | | | 5,536,965 | |
| | | Fiscal Year Ended December 31, 2024 | |
| | | Total | | | Doran I | | | Doran II | | | Other | |
| Net sales | | $ | 6,208,696 | | | $ | 2,172,608 | | | $ | 4,015,928 | | | $ | 20,160 | |
| Gross profit (loss) | | | 1,902,942 | | | | (310,841 | ) | | | 2,299,285 | | | | (85,502 | ) |
| Net income | | | (19,972,811 | ) | | | (12,964,134 | ) | | | (7,021,446 | ) | | | 12,769 | |
| CPHC share of equity in income of joint ventures | | | (5,467,771 | ) | | | (3,551,980 | ) | | | (1,923,491 | ) | | | 7,700 | |
| CPHC's dividends received from joint ventures | | | (36,480 | ) | | | — | | | | — | | | | (36,480 | ) |
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