v3.26.3
Cash, Cash Equivalents, Restricted Cash, and Short-term Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Cash and Cash Equivalents [Line Items]    
Amortized Cost $ 8,226,455 $ 9,067,872
Gross Unrealized Gains 0 0
Gross Unrealized Losses 0 0
Estimated Fair Value 8,226,455 9,067,872
Balance Sheet Location [Axis]: us-gaap:CashAndCashEquivalentsAtCarryingValue    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 8,194,275 9,033,681
Balance Sheet Location [Axis]: us-gaap:OtherAssetsCurrent    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 3,358 5,369
Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 144 144
Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 28,678 28,678
Cash    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 4,271,312 5,214,163
Gross Unrealized Gains 0 0
Gross Unrealized Losses 0 0
Estimated Fair Value 4,271,312 5,214,163
Cash | Balance Sheet Location [Axis]: us-gaap:CashAndCashEquivalentsAtCarryingValue    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 4,267,872 5,208,710
Cash | Balance Sheet Location [Axis]: us-gaap:OtherAssetsCurrent    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 3,358 5,369
Cash | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 82 84
Cash | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 0 0
Money market funds | Level 1 securities:    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 2,352,508 3,259,240
Gross Unrealized Gains 0 0
Gross Unrealized Losses 0 0
Estimated Fair Value 2,352,508 3,259,240
Money market funds | Balance Sheet Location [Axis]: us-gaap:CashAndCashEquivalentsAtCarryingValue | Level 1 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 2,352,446 3,259,180
Money market funds | Balance Sheet Location [Axis]: us-gaap:OtherAssetsCurrent | Level 1 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 0 0
Money market funds | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent | Level 1 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 62 60
Money market funds | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments | Level 1 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 0 0
Time deposits | Level 2 securities:    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 1,602,635 594,469
Gross Unrealized Gains 0 0
Gross Unrealized Losses 0 0
Estimated Fair Value 1,602,635 594,469
Time deposits | Balance Sheet Location [Axis]: us-gaap:CashAndCashEquivalentsAtCarryingValue | Level 2 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 1,573,957 565,791
Time deposits | Balance Sheet Location [Axis]: us-gaap:OtherAssetsCurrent | Level 2 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 0 0
Time deposits | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent | Level 2 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments 0 0
Time deposits | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments | Level 2 securities:    
Cash and Cash Equivalents [Line Items]    
Cash, cash equivalents, and short-term investments $ 28,678 $ 28,678