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STOCK-BASED COMPENSATION (Tables)
 6 Months Ended
Jun. 30, 2022
Share-Based Payment Arrangement [Abstract]  
Summary of stock based compensation expense
Expense
Three Months Ended
June 30,		Six Months Ended
June 30,
(in thousands)2022202120222021
Cost of revenue
$6,579 $5,849 $12,957 $11,774 
Selling and marketing
12,633 14,748 23,591 28,468 
Research and development
7,355 6,343 14,701 13,113 
General and administrative
4,733 3,748 8,278 7,433 
$31,300 $30,688 $59,527 $60,788 
Income tax benefit
$(543)$(6,192)$(905)$(12,183)
Summary of stock based compensation award granted Grants
Six Months Ended
June 30, 2022
(in thousands)SharesTotal Fair Value
Restricted stock units
1,237 $104,059 
Non-qualified stock options
4,351 $99,506