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Leases (Additional Information) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Operating lease right-of-use assets $ 3,340   $ 0
Operating lease liability $ 3,667    
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 2 months 12 days    
Date of acquisition Jan. 07, 2021    
Operating lease cost $ 300 $ 200  
Maximum [Member]      
Operating lease term of contract 7 years    
Minimum [Member]      
Operating lease term of contract 2 years    
NimbeLink [Member]      
Operating lease right-of-use assets $ 400    
Operating lease liability $ 400    
Office Warehouse And Test House [Member]      
Lease Expiration Date Dec. 31, 2025    
ASC 842 [Member]      
Operating lease right-of-use assets $ 3,200    
Operating lease liability $ 3,500