XML 60 R43.htm IDEA: XBRL DOCUMENT v3.22.4
SHARE-BASED AWARDS (Tables)
12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Summary of the Stock Option Activity
A summary of the stock option activity for the year ended December 31, 2022, is as follows:
Number of
Options
(in thousands)
Weighted-
Average
Exercise
Price
Weighted-
Average
Remaining
Contractual
Term (in years)
Aggregate
Intrinsic
Value
(in millions)
Balance – December 31, 202114,546 $2.12 4.7$182 
Granted— — 
Exercised(2,959)1.35 
Forfeited(447)6.60 
Expired(428)2.42 
Balance – December 31, 202210,712 2.13 3.5$
Exercisable – December 31, 202210,668 2.12 3.5$
Summary of the RSU Activity
A summary of the RSU activity for the year ended December 31, 2022, is as follows:
Number of
RSUs
(in thousands)
Weighted-
Average
Grant-Date
Fair Value
Unvested and outstanding – December 31, 202153,446 $17.35 
Granted45,373 4.85 
Vested(17,280)12.15 
Forfeited(26,992)17.62 
Unvested and outstanding – December 31, 202254,547 $10.29 
Summary of the Restricted Shares Activity
A summary of the Restricted Shares activity for the year ended December 31, 2022 is as follows:
Number of
Restricted Shares
(in thousands)
Average
Grant-Date
Fair Value
Unvested – December 31, 2021692 $3.91 
Vested(623)4.01 
Forfeited(69)3.02 
Unvested – December 31, 2022— $— 
Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions
The fair value of ESPP purchase rights is estimated at the date of grant using the Black-Scholes option-pricing valuation model. The following assumptions were applied in the model to estimate the grant-date fair value of the ESPP.
Offering Period
September 1, 2022 - February 28, 2023March 1, 2022 - August 31, 2022
Fair value$1.78 $3.55 
Volatility94.5 %101.4 %
Risk-free rate3.34 %0.60 %
Expected life (in years)0.50.5
Expected dividend$— $— 
Summary of Stock-Based Compensation Expense in the Statements of Operations The following table summarizes total stock-based compensation expense by function as presented in the consolidated statements of operations for the years ended December 31, 2022, 2021 and 2020, as follows (in millions):
Year Ended December 31,
202220212020
General and administrative$109 $463 $33 
Sales, marketing and operations
18 13 
Technology and development44 60 
Total stock-based compensation expense$171 $536 $38 
Summary of Assumptions Used in the Black-Scholes Model for Employee and non-Employee Stock Options
The Black-Scholes Model used to value stock options incorporates the following assumptions:
Year Ended December 31,
2021
Fair value$15.00 
Volatility73 %
Risk-free rate1.09 %
Expected life (in years)7
Expected dividend$—