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STOCK-BASED COMPENSATION (Tables)
 6 Months Ended
Jun. 30, 2024
Share-Based Payment Arrangement [Abstract]  
Allocation of recognized period costs
The following table summarizes the allocation of stock-based compensation in the condensed consolidated statements of operations (in thousands):
 Three Months Ended
June 30,		Six Months Ended
June 30,
 2024202320242023
Delivery costs$721 $565 $1,364 $1,133 
Sales and marketing expense2,903 3,751 6,044 6,804 
Research and development expense4,633 4,502 8,583 8,587 
General and administration expense4,387 2,921 7,638 3,183 
Total stock-based compensation expense$12,644 $11,739 $23,629 $19,707 
Summary of RSU activity
We grant restricted stock units ("RSUs") to certain employees and our non-employee directors. The following table summarizes changes in RSUs, inclusive of performance-based RSUs:
Shares
(in thousands)		Weighted-Average Grant Date Fair ValueWeighted-Average Remaining Contractual Term (in years)Unamortized Compensation Costs
(in thousands)
Unvested — December 31, 2023
5,485 $15.70 2.01$68,092 
Granted2,662 14.45 
Vested(1,929)11.71 
Forfeited(221)21.26 
Unvested — June 30, 2024
5,997 $16.23 1.71$77,885