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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
Stock-based compensation expense consisted of the following:
Three Months Ended March 31,
(in thousands)20212020
Stock options$1,910 $1,704 
Restricted stock units2,964 1,971 
Total$4,874 $3,675