Quarterly report pursuant to Section 13 or 15(d)

Concentrations - Summary of Net Revenue from Various Products (Detail)

v3.21.2
Concentrations - Summary of Net Revenue from Various Products (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Concentration Risk [Line Items]        
Total net revenue $ 9,134 $ 2,938 $ 17,250 $ 7,721
Product Concentration Risk | Sales Revenue, Net        
Concentration Risk [Line Items]        
Percentage of sales 100.00% 100.00% 100.00% 100.00%
Laser systems        
Concentration Risk [Line Items]        
Total net revenue $ 5,720 $ 1,091 $ 10,540 $ 3,142
Laser systems | Product Concentration Risk | Sales Revenue, Net        
Concentration Risk [Line Items]        
Percentage of sales 62.60% 37.10% 61.10% 40.70%
Consumables and other        
Concentration Risk [Line Items]        
Total net revenue $ 2,358 $ 862 $ 4,595 $ 2,334
Consumables and other | Product Concentration Risk | Sales Revenue, Net        
Concentration Risk [Line Items]        
Percentage of sales 25.80% 29.30% 26.60% 30.20%
Services        
Concentration Risk [Line Items]        
Total net revenue $ 1,056 $ 985 $ 2,115 $ 2,245
Services | Product Concentration Risk | Sales Revenue, Net        
Concentration Risk [Line Items]        
Percentage of sales 11.60% 33.60% 12.30% 29.10%