Note 6 - China Joint Venture - Rollforward of Joint Venture (Details) - Corporate Joint Venture [Member] - USD ($) |
3 Months Ended | 6 Months Ended | 37 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
|
| Beginning interest in China JV | $ 266,000 | $ 138,000 | $ 303,000 | $ 130,000 | |
| Contributions | 0 | 30,000 | 0 | 61,000 | $ 214,000 |
| Net loss attributable to Apyx | 178,000 | 42,000 | 141,000 | 19,000 | |
| Ending interest in China JV | $ 444,000 | $ 210,000 | $ 444,000 | $ 210,000 | $ 444,000 |