Segment Reporting - Summary of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Total net revenue	$ 34,377	$ 61,825	$ 73,170	$ 116,351
Total product revenue
Disaggregation of Revenue [Line Items]
Total net revenue	28,357	56,175	61,472	105,296
Systems
Disaggregation of Revenue [Line Items]
Total net revenue	23,900	39,262	48,160	73,804
Consumables
Disaggregation of Revenue [Line Items]
Total net revenue	4,457	7,491	9,112	13,938
Skincare
Disaggregation of Revenue [Line Items]
Total net revenue	0	9,422	4,200	17,554
Service
Disaggregation of Revenue [Line Items]
Total net revenue	6,020	5,650	11,698	11,055
United States
Disaggregation of Revenue [Line Items]
Total net revenue	12,757	25,602	26,827	48,104
Japan
Disaggregation of Revenue [Line Items]
Total net revenue	3,829	12,810	11,427	25,718
Asia, excluding Japan
Disaggregation of Revenue [Line Items]
Total net revenue	5,281	4,323	10,193	11,054
Europe
Disaggregation of Revenue [Line Items]
Total net revenue	5,021	5,495	9,596	10,613
Rest of the World
Disaggregation of Revenue [Line Items]
Total net revenue	$ 7,489	$ 13,595	$ 15,127	$ 20,862