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Leases - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Leased right-of-use assets   $ 3,081   $ 0
Operating lease liability   $ 3,353    
Lessee operating lease description   The practical expedients allowed the Company to not reassess (i) whether expired or existing contracts contained leases, (ii) lease classification for expired or existing leases and (iii) previously capitalized initial direct costs.    
Operating lease option to extend   5 years    
Operating lease weighted average discount rate percent   3.50%    
Operating lease weighted average remaining lease term   4 years 1 month 6 days    
Right-of-use asset obtained in exchange for operating lease liability   $ 0    
Operating lease cost $ 300 700 $ 500  
Short-term leases expense   $ 100    
Short-term lessee operating lease term of contract   twelve months or less    
Maximum [Member]        
Operating lease term of contract   7 years    
Minimum [Member]        
Operating lease term of contract   2 years    
NimbeLink [Member]        
Leased right-of-use assets   $ 400    
Operating lease liability   $ 400    
Office Warehouse And Test House [Member]        
Lease Expiration Date   Dec. 31, 2025    
ASC 842 [Member]        
Leased right-of-use assets   $ 3,200    
Operating lease liability   $ 3,500