v3.26.1
FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES - Schedule of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Assets:      
Available-for-sale debt securities $ 2,313 $ 2,421  
Marketable equity securities 106 180  
Cash and cash equivalents 6,977 8,049 $ 7,569
Time deposits, current and noncurrent 85 93  
Carrying value of non-marketable equity securities which do not have readily determinable fair value 1,700 1,700  
Portion at Other than Fair Value Measurement      
Assets:      
Cash and cash equivalents 6,700 8,000  
U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 480 400  
Foreign government and agency securities      
Assets:      
Available-for-sale debt securities   50  
Corporate debt securities      
Assets:      
Available-for-sale debt securities 543 650  
Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 1,290 1,321  
Cash, time deposits and funds receivable      
Assets:      
Funds receivable and customer accounts not measured and recorded at fair value 23,500 23,400  
Short-term investments      
Assets:      
Available-for-sale debt securities 2,286 2,285  
Short-term investments | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 395 443  
Short-term investments | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 110 60  
Short-term investments | Corporate debt securities      
Assets:      
Available-for-sale debt securities 808 984  
Short-term investments | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 403 448  
Short-term investments | Commercial paper      
Assets:      
Available-for-sale debt securities 570 350  
Funds receivable and customer accounts      
Assets:      
Available-for-sale debt securities 15,827 14,457  
Funds receivable and customer accounts | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 4,174 3,530  
Funds receivable and customer accounts | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 85 81  
Funds receivable and customer accounts | Corporate debt securities      
Assets:      
Available-for-sale debt securities 2,412 2,441  
Funds receivable and customer accounts | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 4,237 3,831  
Funds receivable and customer accounts | Municipal securities      
Assets:      
Available-for-sale debt securities 33 98  
Funds receivable and customer accounts | Commercial paper      
Assets:      
Available-for-sale debt securities 4,475 4,230  
Fair value, measurements, recurring basis      
Assets:      
Cash and cash equivalents 298    
Derivatives 188 20  
Marketable equity securities 106 180  
Total financial assets 21,205 19,741  
Liabilities:      
Derivatives 60 158  
Fair value, measurements, recurring basis | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 480 400  
Fair value, measurements, recurring basis | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities   50  
Fair value, measurements, recurring basis | Corporate debt securities      
Assets:      
Available-for-sale debt securities 543 650  
Fair value, measurements, recurring basis | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 1,290 1,321  
Fair value, measurements, recurring basis | Short-term investments      
Assets:      
Available-for-sale debt securities 2,286 2,285  
Fair value, measurements, recurring basis | Short-term investments | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 395 443  
Fair value, measurements, recurring basis | Short-term investments | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 110 60  
Fair value, measurements, recurring basis | Short-term investments | Corporate debt securities      
Assets:      
Available-for-sale debt securities 808 984  
Fair value, measurements, recurring basis | Short-term investments | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 403 448  
Fair value, measurements, recurring basis | Short-term investments | Commercial paper      
Assets:      
Available-for-sale debt securities 570 350  
Fair value, measurements, recurring basis | Funds receivable and customer accounts      
Assets:      
Available-for-sale debt securities 16,014 14,831  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 4,174 3,530  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 298 371  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | Corporate debt securities      
Assets:      
Available-for-sale debt securities 2,763 2,736  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 4,237 3,831  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | Municipal securities      
Assets:      
Available-for-sale debt securities 33 98  
Fair value, measurements, recurring basis | Funds receivable and customer accounts | Commercial paper      
Assets:      
Available-for-sale debt securities 4,509 4,265  
Fair value, measurements, recurring basis | Long-term investments:      
Assets:      
Investments 2,419 2,601  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Assets:      
Cash and cash equivalents 48    
Derivatives 0 0  
Marketable equity securities 106 180  
Total financial assets 154 184  
Liabilities:      
Derivatives 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities   0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate debt securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments | Corporate debt securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Short-term investments | Commercial paper      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | Corporate debt securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | Municipal securities      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Funds receivable and customer accounts | Commercial paper      
Assets:      
Available-for-sale debt securities 0 0  
Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Long-term investments:      
Assets:      
Investments 106 180  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2)      
Assets:      
Cash and cash equivalents 250    
Derivatives 188 20  
Marketable equity securities 0 0  
Total financial assets 21,051 19,557  
Liabilities:      
Derivatives 60 158  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 480 400  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities   50  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Corporate debt securities      
Assets:      
Available-for-sale debt securities 543 650  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 1,290 1,321  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments      
Assets:      
Available-for-sale debt securities 2,286 2,285  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 395 443  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 110 60  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments | Corporate debt securities      
Assets:      
Available-for-sale debt securities 808 984  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 403 448  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Short-term investments | Commercial paper      
Assets:      
Available-for-sale debt securities 570 350  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts      
Assets:      
Available-for-sale debt securities 16,014 14,831  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 4,174 3,530  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | Foreign government and agency securities      
Assets:      
Available-for-sale debt securities 298 371  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | Corporate debt securities      
Assets:      
Available-for-sale debt securities 2,763 2,736  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | Mortgage-backed and asset-backed securities      
Assets:      
Available-for-sale debt securities 4,237 3,831  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | Municipal securities      
Assets:      
Available-for-sale debt securities 33 98  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Funds receivable and customer accounts | Commercial paper      
Assets:      
Available-for-sale debt securities 4,509 4,265  
Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2) | Long-term investments:      
Assets:      
Investments 2,313 2,421  
U.S. government and agency securities      
Assets:      
Available-for-sale debt securities 250    
U.S. government and agency securities | Fair value, measurements, recurring basis      
Assets:      
Cash and cash equivalents 250    
U.S. government and agency securities | Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Assets:      
Cash and cash equivalents 0    
U.S. government and agency securities | Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2)      
Assets:      
Cash and cash equivalents 250    
Money market fund | Fair value, measurements, recurring basis      
Assets:      
Cash and cash equivalents 48 4  
Money market fund | Fair value, measurements, recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Assets:      
Cash and cash equivalents 48 4  
Money market fund | Fair value, measurements, recurring basis | Significant Other Observable Inputs (Level 2)      
Assets:      
Cash and cash equivalents $ 0 $ 0