Segment Information and Revenue by Geography and Products - Schedule of Revenue by Geography (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Total net revenue	$ 49,540	$ 46,478	$ 61,825	$ 54,526	$ 67,353	$ 62,808	$ 64,224	$ 58,014	$ 212,369	$ 252,399	$ 231,270
Total product revenue
Disaggregation of Revenue [Line Items]
Total net revenue									189,813	228,796	205,703
Systems
Disaggregation of Revenue [Line Items]
Total net revenue									130,528	164,559	139,633
Consumables
Disaggregation of Revenue [Line Items]
Total net revenue									25,302	21,737	16,401
Skincare
Disaggregation of Revenue [Line Items]
Total net revenue									33,983	42,500	49,669
Service
Disaggregation of Revenue [Line Items]
Total net revenue									22,556	23,603	25,567
United States
Disaggregation of Revenue [Line Items]
Total net revenue									88,378	107,453	96,629
Japan
Disaggregation of Revenue [Line Items]
Total net revenue									52,135	64,920	70,235
Asia, excluding Japan
Disaggregation of Revenue [Line Items]
Total net revenue									18,702	21,873	12,649
Europe
Disaggregation of Revenue [Line Items]
Total net revenue									20,330	20,882	19,444
Rest of the world, other than United States, Asia and Europe
Disaggregation of Revenue [Line Items]
Total net revenue									$ 32,824	$ 37,271	$ 32,313