Quarterly report pursuant to Section 13 or 15(d)

Summary of Property, Plant and Equipment by Geographic Location (Detail)

v3.21.2
Summary of Property, Plant and Equipment by Geographic Location (Detail) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Property, plant, and equipment, net $ 889 $ 782
United States    
Segment Reporting Information [Line Items]    
Property, plant, and equipment, net 618 486
International    
Segment Reporting Information [Line Items]    
Property, plant, and equipment, net $ 271 $ 296