Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Schedule of Net Revenue Disaggregated by Product Category (Details)

v3.20.2
Revenue Recognition - Schedule of Net Revenue Disaggregated by Product Category (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Disaggregation Of Revenue [Line Items]        
Revenue $ 14,393 $ 28,850 $ 48,157 $ 99,081
Smartphones        
Disaggregation Of Revenue [Line Items]        
Revenue 5,684 11,709 18,040 45,578
Feature Phones        
Disaggregation Of Revenue [Line Items]        
Revenue 8,323 16,224 28,059 49,623
Accessories/Other        
Disaggregation Of Revenue [Line Items]        
Revenue $ 386 $ 917 $ 2,058 $ 3,880