| Schedule of Goodwill [Table Text Block] |
| (in thousands) | | | | |
| Goodwill balance at December 31, 2024 | | $ | 1,633 | |
| Impairment charge during 2025 | | | - | |
| Goodwill balance at March 31, 2025 | | $ | 1,633 | |
| | | | | |
| Goodwill before impairment | | $ | 6,428 | |
| Accumulated impairment charge | | | (4,795 | ) |
| Goodwill balance at March 31, 2025 | | $ | 1,633 | |
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| Schedule of Finite-Lived Intangible Assets [Table Text Block] |
| | | | March 31, 2025 | | | December 31, 2024 | |
| (in thousands except useful life) | Estimated useful life | | | Gross | | | | Accumulated amortization | | | | Net | | | | Gross | | | | Accumulated amortization and impairment | | | | Net | |
| Finite-lived intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | |
| Franchise agreements | 15 years | | $ | 25,556 | | | $ | (6,245 | ) | | $ | 19,311 | | | $ | 25,556 | | | $ | (5,819 | ) | | $ | 19,737 | |
| Purchased software | 7 years | | | 3,200 | | | | (1,600 | ) | | | 1,600 | | | | 3,200 | | | | (1,486 | ) | | | 1,714 | |
| Internally developed software | 5 years | | | 3,125 | | | | (1,120 | ) | | | 2,005 | | | | 3,125 | | | | (963 | ) | | | 2,162 | |
| Total finite-lived intangible assets | | | 31,881 | | | | (8,965 | ) | | | 22,916 | | | | 31,881 | | | | (8,268 | ) | | | 23,613 | |
| Indefinite-lived intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | |
| Domain name | Indefinite | | | 2,226 | | | | - | | | | 2,226 | | | | 2,226 | | | | - | | | | 2,226 | |
| Trade name | Indefinite | | | 2,340 | | | | - | | | | 2,340 | | | | 3,580 | | | | (1,240 | ) | | | 2,340 | |
| Total intangible assets | | $ | 36,447 | | | $ | (8,965 | ) | | $ | 27,482 | | | $ | 37,687 | | | $ | (9,508 | ) | | $ | 28,179 | |
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