v3.25.4
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
 12 Months Ended
Dec. 31, 2025
USD ($)
agreement
institution
counterparty
segment
shares
Dec. 31, 2024
USD ($)
shares
Dec. 31, 2023
USD ($)
shares
Subsidiary, Sale of Stock [Line Items]      
Number of operating segments | segment 1    
Number of reportable segments | segment 1    
Impairment of deferred incentive balances $ 0 $ 0  
Advertising costs 274,000,000 179,000,000 $ 74,000,000
Share based compensation expense $ 305,000,000 304,000,000 871,000,000
Defined contribution plan, employer matching contribution, percent of match 3.00%    
Expense incurred related to defined contribution 401(k) plan $ 17,000,000 12,000,000 12,000,000
Research and development expense $ 355,000,000 $ 323,000,000 $ 349,000,000
Granted during the period (in shares) | shares 0 0 0
Restricted cash in other current assets, end of the period $ 66,000,000 $ 18,000,000 $ 46,000,000
Restricted cash, noncurrent $ 17,000,000 18,000,000 17,000,000
Number of financial institution counterparties | institution 2    
Number of agreements with contractual term of 30 days | agreement 1    
Number of fixed term agreements | agreement 2    
Number of fixed term counterparties | counterparty 2    
Short-term settlement, period 30 days    
Threshold period past due, writeoff 180 days    
Threshold write-off balances outstanding 180 days    
General and administrative      
Subsidiary, Sale of Stock [Line Items]      
Share based compensation expense $ 122,000,000 88,000,000 640,000,000
Agreement One      
Subsidiary, Sale of Stock [Line Items]      
Contractual term 30 days    
Contractual obligation $ 25,000,000    
Agreement Two      
Subsidiary, Sale of Stock [Line Items]      
Contractual term 21 days    
Contractual obligation $ 35,000,000    
2021 Founders Award Cancellation      
Subsidiary, Sale of Stock [Line Items]      
Share based compensation expense   485,000,000  
Time-Based Restricted Stock Units (RSUs)      
Subsidiary, Sale of Stock [Line Items]      
Share based compensation expense $ 293,000,000 300,000,000 292,000,000
Time-Based Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Tranche One      
Subsidiary, Sale of Stock [Line Items]      
Requisite service period 1 year    
Time-Based Restricted Stock Units (RSUs) | Share-Based Payment Arrangement, Tranche Two      
Subsidiary, Sale of Stock [Line Items]      
Requisite service period 2 years    
Time-Based Restricted Stock Units (RSUs) | Share-Based Payment Arrangement, Tranche Three      
Subsidiary, Sale of Stock [Line Items]      
Requisite service period 4 years    
Market-Based Restricted Stock Units (RSUs)      
Subsidiary, Sale of Stock [Line Items]      
Share based compensation expense   (8,000,000) $ 567,000,000
Requisite service period 6 years    
Market-Based Restricted Stock Units (RSUs) | General and administrative      
Subsidiary, Sale of Stock [Line Items]      
Share based compensation expense   $ 485,000,000