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GOODWILL
 12 Months Ended
Dec. 31, 2019
Intangible Assets [Abstract]  
GOODWILL
GOODWILL
The following table outlines the changes in goodwill during the period:
 
Total
 
$
Balance as of December 31, 2017
41,690

Acquired through business acquisitions (1)
69,136

Foreign exchange
(3,112
)
Balance as of December 31, 2018
107,714

Foreign exchange
(37
)
Balance as of December 31, 2019
107,677

(1) 
Refer to Note 19 for additional information regarding business combinations.