Quarterly report pursuant to Section 13 or 15(d)

Entity Level Information - Additional Information (Details)

v3.21.1
Entity Level Information - Additional Information (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
USD ($)
Segment
Dec. 31, 2020
USD ($)
Revenues From External Customers And Long Lived Assets [Line Items]    
Number of reporting segment | Segment 1  
Allowance for credit losses $ 65 $ 65
Receivables | Customer Concentration | Customer One    
Revenues From External Customers And Long Lived Assets [Line Items]    
Concentration risk percentage 22.00% 23.00%
Receivables | Customer Concentration | Customer Two    
Revenues From External Customers And Long Lived Assets [Line Items]    
Concentration risk percentage 15.00%  
Receivables | Customer Concentration | Customer Three    
Revenues From External Customers And Long Lived Assets [Line Items]    
Concentration risk percentage 10.00%  
U.S [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Long-lived assets $ 2,572 $ 3,040
Asia Pacific [Member]    
Revenues From External Customers And Long Lived Assets [Line Items]    
Long-lived assets $ 710 $ 782