CHINA JOINT VENTURE - Rollforward of Joint Venture (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning interest in China JV			$ 305
Contributions		$ 195		$ 195
Net loss attributable to Apyx	$ (24)	(5)	(47)	(9)
Ending interest in China JV	258		258
Corporate Joint Venture
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning interest in China JV	294	140	317	144
Contributions	0	203	0	203
Net loss attributable to Apyx	(25)	(5)	(48)	(9)
Ending interest in China JV	$ 269	$ 338	$ 269	$ 338