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Goodwill and Intangible Assets - Schedule of Change in the Carrying Amount of Goodwill (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill, Beginning Balance $ 3,700
Goodwill from NimbeLink acquisition 7,145
Goodwill, Ending Balance $ 10,845