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STOCK AWARD PLANS (Tables)
 6 Months Ended
Jun. 30, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-based Compensation A summary of our total compensation expense recognized in our condensed consolidated statements of operations and comprehensive income for stock-based compensation is as follows (in thousands):
Three Months Ended June 30,Six Months Ended June 30,
2023202220232022
Stock options$2,242 $3,263 $4,460 $6,482 
Stock awards2,980 23,887 14,992 43,950 
Company expense on ESPP discount813 779 2,190 2,103 
Total stock-based compensation expense$6,035 $27,929 $21,642 $52,535 
Schedule Employee Stock Purchase Plan Activity The following is a summary of the employee stock purchase plan activity (dollars in thousands): 
Three Months Ended June 30, 2023
Shares purchased
by employees
Aggregate cost
to employees
Expense recognized
by the company
57,425 $4,605 $813