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EMPLOYEE BENEFIT PLANS (Tables)
12 Months Ended
Dec. 31, 2020
Postemployment Benefits [Abstract]  
Summary of Defined Contribution Plans Expenses
The following expenses related to defined contribution plans were recorded in the Company’s consolidated statements of operations:
(in thousands)202020192018
U.S. 401(k) Plan$8,109 $6,676 $5,506 
International plans16,132 13,021 11,101 
$24,241 $19,697 $16,607