v3.26.1
Fair Value Measurements (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financial Assets:    
Marketable securities: $ 4,550,481 $ 4,073,531
Corporate debt securities    
Financial Assets:    
Marketable securities: 2,596,966 2,583,393
Commercial paper    
Financial Assets:    
Marketable securities: 875,106 599,967
U.S. government treasury securities    
Financial Assets:    
Marketable securities: 757,391 695,894
Certificates of deposit    
Financial Assets:    
Marketable securities: 321,018 192,784
U.S. government agency securities    
Financial Assets:    
Marketable securities:   1,493
Fair Value, Recurring    
Financial Assets:    
Total financial assets 4,887,176 4,416,040
Total liabilities 3,398  
Fair Value, Recurring | Cash flow hedges    
Financial Assets:    
Derivative assets—included in prepaid expenses and other current assets: 63  
Derivative liabilities—included in accrued expenses and other current liabilities: 3,398  
Fair Value, Recurring | Corporate debt securities    
Financial Assets:    
Marketable securities: 2,596,966 2,583,393
Fair Value, Recurring | Commercial paper    
Financial Assets:    
Marketable securities: 875,106 599,967
Fair Value, Recurring | U.S. government treasury securities    
Financial Assets:    
Marketable securities: 757,391 695,894
Fair Value, Recurring | Certificates of deposit    
Financial Assets:    
Marketable securities: 321,018 192,784
Fair Value, Recurring | U.S. government agency securities    
Financial Assets:    
Marketable securities:   1,493
Fair Value, Recurring | Money market funds    
Financial Assets:    
Cash equivalents: 286,722 311,106
Fair Value, Recurring | Commercial paper    
Financial Assets:    
Cash equivalents: 45,230 29,879
Fair Value, Recurring | Corporate debt securities    
Financial Assets:    
Cash equivalents: 4,680 1,524
Fair Value, Recurring | Level 1    
Financial Assets:    
Total financial assets 286,722 311,106
Total liabilities 0  
Fair Value, Recurring | Level 1 | Cash flow hedges    
Financial Assets:    
Derivative assets—included in prepaid expenses and other current assets: 0  
Derivative liabilities—included in accrued expenses and other current liabilities: 0  
Fair Value, Recurring | Level 1 | Corporate debt securities    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 1 | Commercial paper    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 1 | U.S. government treasury securities    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 1 | Certificates of deposit    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 1 | U.S. government agency securities    
Financial Assets:    
Marketable securities:   0
Fair Value, Recurring | Level 1 | Money market funds    
Financial Assets:    
Cash equivalents: 286,722 311,106
Fair Value, Recurring | Level 1 | Commercial paper    
Financial Assets:    
Cash equivalents: 0 0
Fair Value, Recurring | Level 1 | Corporate debt securities    
Financial Assets:    
Cash equivalents: 0 0
Fair Value, Recurring | Level 2    
Financial Assets:    
Total financial assets 4,600,454 4,104,934
Total liabilities 3,398  
Fair Value, Recurring | Level 2 | Cash flow hedges    
Financial Assets:    
Derivative assets—included in prepaid expenses and other current assets: 63  
Derivative liabilities—included in accrued expenses and other current liabilities: 3,398  
Fair Value, Recurring | Level 2 | Corporate debt securities    
Financial Assets:    
Marketable securities: 2,596,966 2,583,393
Fair Value, Recurring | Level 2 | Commercial paper    
Financial Assets:    
Marketable securities: 875,106 599,967
Fair Value, Recurring | Level 2 | U.S. government treasury securities    
Financial Assets:    
Marketable securities: 757,391 695,894
Fair Value, Recurring | Level 2 | Certificates of deposit    
Financial Assets:    
Marketable securities: 321,018 192,784
Fair Value, Recurring | Level 2 | U.S. government agency securities    
Financial Assets:    
Marketable securities:   1,493
Fair Value, Recurring | Level 2 | Money market funds    
Financial Assets:    
Cash equivalents: 0 0
Fair Value, Recurring | Level 2 | Commercial paper    
Financial Assets:    
Cash equivalents: 45,230 29,879
Fair Value, Recurring | Level 2 | Corporate debt securities    
Financial Assets:    
Cash equivalents: 4,680 1,524
Fair Value, Recurring | Level 3    
Financial Assets:    
Total financial assets 0 0
Total liabilities 0  
Fair Value, Recurring | Level 3 | Cash flow hedges    
Financial Assets:    
Derivative assets—included in prepaid expenses and other current assets:  
Derivative liabilities—included in accrued expenses and other current liabilities: 0  
Fair Value, Recurring | Level 3 | Corporate debt securities    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 3 | Commercial paper    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 3 | U.S. government treasury securities    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 3 | Certificates of deposit    
Financial Assets:    
Marketable securities: 0 0
Fair Value, Recurring | Level 3 | U.S. government agency securities    
Financial Assets:    
Marketable securities:   0
Fair Value, Recurring | Level 3 | Money market funds    
Financial Assets:    
Cash equivalents: 0 0
Fair Value, Recurring | Level 3 | Commercial paper    
Financial Assets:    
Cash equivalents: 0 0
Fair Value, Recurring | Level 3 | Corporate debt securities    
Financial Assets:    
Cash equivalents: $ 0 $ 0