CHINA JOINT VENTURE - Rollforward of Joint Venture (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning interest in China JV	$ 305
Net loss attributable to Apyx	(23)	$ (4)
Ending interest in China JV	282
Corporate Joint Venture
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning interest in China JV	317	144
Net loss attributable to Apyx	(23)	(4)
Ending interest in China JV	$ 294	$ 140