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Interest Expense, Net
12 Months Ended
Dec. 31, 2020
Other Income and Expenses [Abstract]  
Interest Expense, Net Interest Expense, Net
Interest expense, net is comprised of the following:
Year Ended December 31,
202020192018
Interest expense$(7,913)$(9,731)$(9,607)
Interest income437 1,532 842 
Total interest expense, net$(7,476)$(8,199)$(8,765)