v3.23.3
Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense The following table summarizes total stock-based compensation expense (in millions):
Three Months Ended
September 30,		Nine Months Ended
September 30,
2022202320222023
Operations and support$18 $17 $47 $51 
Product development135 175 398 515 
Sales and marketing28 33 78 97 
General and administrative53 61 153 167 
Stock-based compensation expense$234 $286 $676 $830 
Schedule of Stock Option Activity
A summary of stock option and restricted stock unit (“RSU”) activity under the Company’s equity incentive plans was as follows (in millions, except per share amounts):

Outstanding
Stock Options
Outstanding
RSUs
 Shares
Available for
Grant		Number of
Shares		Weighted-
Average
Exercise
Price		Number of
Shares		Weighted-
Average
Grant
Date Fair
Value
As of December 31, 2022108 22 $23.41 34 $77.07 
Granted(11)1 122.41 10 121.42 
Increase in shares available for grant32 — — — — 
Exercised/Vested3 (16)4.93 (9)98.85 
Canceled2 — — (2)119.46 
As of September 30, 2023134 7 $69.66 33 $83.06 


Number of
Shares		Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic
Value
Options outstanding as of September 30, 20237 $69.66 5.83$544 
Options exercisable as of September 30, 20236 $57.21 5.06$480 
Schedule of Restricted Stock Unit Activity
A summary of stock option and restricted stock unit (“RSU”) activity under the Company’s equity incentive plans was as follows (in millions, except per share amounts):

Outstanding
Stock Options
Outstanding
RSUs
 Shares
Available for
Grant		Number of
Shares		Weighted-
Average
Exercise
Price		Number of
Shares		Weighted-
Average
Grant
Date Fair
Value
As of December 31, 2022108 22 $23.41 34 $77.07 
Granted(11)1 122.41 10 121.42 
Increase in shares available for grant32 — — — — 
Exercised/Vested3 (16)4.93 (9)98.85 
Canceled2 — — (2)119.46 
As of September 30, 2023134 7 $69.66 33 $83.06 


Number of
Shares		Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic
Value
Options outstanding as of September 30, 20237 $69.66 5.83$544 
Options exercisable as of September 30, 20236 $57.21 5.06$480