STOCKHOLDERS' EQUITY (Tables)

3 Months Ended

Mar. 31, 2022

Share-based Payment Arrangement [Abstract]

Summary of Stock Option Activity

A summary of stock option activity for the three months ended March 31, 2022 is as follows (in thousands, except share and per share data):

	Number of Stock Options Outstanding	Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Balance at December 31, 2021	8,916,100	$	26.09	3.89	$	1,226,105
Granted	264,897	44.98
Exercised	(407,887)	10.03
Forfeited	(44,692)	55.37
Balance at March 31, 2022	8,728,418	$	27.27	3.63	$	970,780
Options exercisable as of March 31, 2022	7,565,229	$	18.10	3.12	$	894,398

Restricted Stock Awards and Restricted Stock Units Activity

Activity related to RSAs and RSUs during the three months ended March 31, 2022 is set forth below:

	Number of Shares	Weighted Average Grant Date Fair Value
Unvested as of December 31, 2021	13,221,953	$	137.86
Granted	3,019,011	114.52
Vested	(1,593,198)	105.33
Forfeited	(660,000)	124.84
Unvested as of March 31, 2022	13,987,766	$	137.14

Summary of the Effect of Share-Based Compensation on the Condensed Consolidated Statements of Operations

The following table summarizes the effects of share-based compensation on the Company's condensed consolidated statements of operations (in thousands):

	Three Months Ended March 31,
	2022		2021
Cost of revenue	$	109	$	99
Product development	145,075		86,895
Sales and marketing	21,256		10,880
General and administrative	108,983		20,749
Total	$	275,423	$	118,623