Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Concentrations - Summary of Net Revenue from Various Products (Detail) - Product Concentration Risk - Sales Revenue, Net
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Concentration Risk [Line Items]    
Concentration Risk Percentage 100.00% 100.00%
Laser systems    
Concentration Risk [Line Items]    
Concentration Risk Percentage 61.90% 62.30%
Imaging systems    
Concentration Risk [Line Items]    
Concentration Risk Percentage 5.70% 6.30%
Consumables and other    
Concentration Risk [Line Items]    
Concentration Risk Percentage 15.60% 16.10%
Services    
Concentration Risk [Line Items]    
Concentration Risk Percentage 16.50% 15.00%
License fees and royalties    
Concentration Risk [Line Items]    
Concentration Risk Percentage 0.30% 0.30%