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Goodwill (Tables)
9 Months Ended
Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The following table summarizes changes in the carrying amount of goodwill during the nine months ended September 30, 2021:

Balance as of December 31, 2020
$8,754 
Acquisitions(1)
96,395 
Balance as of September 30, 2021
$105,149 
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1.The measurement of acquired goodwill is provisional and subject to change upon completion of the final purchase accounting. See Note 3 for details.