v3.25.2
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
shares in Millions, $ in Millions
Total
Common Stock
Additional Paid-In Capital
Translation Adjustments and Other
Net Unrealized Gain (Loss) on Marketable Securities
Retained Earnings
Treasury Stock
Balance at beginning of period (in shares) at Dec. 31, 2023   385.4          
Balance at beginning of period at Dec. 31, 2023 $ 2,068.6 $ 0.4 $ 3,514.6 $ (17.0) $ 0.3 $ 1,021.4 $ (2,451.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under equity incentive plans (in shares)   1.2          
Exercise and settlement of warrants (in shares)   12.5          
Exercise and settlement of warrants 0.0   (1,431.3)       1,431.3
Issuance of common stock for Employee Stock Purchase Plan (in shares)   0.1          
Issuance of common stock for Employee Stock Purchase Plan 13.4   13.4        
Issuance of common stock in connection with achievement of regulatory approval milestone, net of issuance costs (in shares)   1.5          
Issuance of common stock in connection with achievement of sales-based milestone, net of issuance costs 0.0   (188.1)       188.1
Share-based compensation expense 83.7   83.7        
Net income 289.9         289.9  
Other comprehensive (loss) income, net of tax (21.3)     (19.0) (2.3)    
Balance at end of period (in shares) at Jun. 30, 2024   400.7          
Balance at end of period at Jun. 30, 2024 2,434.3 $ 0.4 1,992.3 (36.0) (2.0) 1,311.3 (831.7)
Balance at beginning of period (in shares) at Mar. 31, 2024   396.1          
Balance at beginning of period at Mar. 31, 2024 2,246.8 $ 0.4 2,510.6 (36.2) (1.1) 1,167.8 (1,394.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Exercise and settlement of warrants (in shares)   4.6          
Exercise and settlement of warrants 0.0   (563.0)       563.0
Share-based compensation expense 44.7   44.7        
Net income 143.5         143.5  
Other comprehensive (loss) income, net of tax (0.7)     0.2 (0.9)    
Balance at end of period (in shares) at Jun. 30, 2024   400.7          
Balance at end of period at Jun. 30, 2024 $ 2,434.3 $ 0.4 1,992.3 (36.0) (2.0) 1,311.3 (831.7)
Balance at beginning of period (in shares) at Dec. 31, 2024 390.7 390.7          
Balance at beginning of period at Dec. 31, 2024 $ 2,102.6 $ 0.4 2,093.8 (8.4) 0.4 1,597.6 (1,581.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under equity incentive plans (in shares)   1.3          
Issuance of common stock for Employee Stock Purchase Plan (in shares)   0.2          
Issuance of common stock for Employee Stock Purchase Plan 14.2   14.2        
Share-based compensation expense 79.5   79.5        
Net income 285.2         285.2  
Other comprehensive (loss) income, net of tax $ 91.6     91.9 (0.3)    
Balance at end of period (in shares) at Jun. 30, 2025 392.2 392.2          
Balance at end of period at Jun. 30, 2025 $ 2,573.1 $ 0.4 2,187.5 83.5 0.1 1,882.8 (1,581.2)
Balance at beginning of period (in shares) at Mar. 31, 2025   392.1          
Balance at beginning of period at Mar. 31, 2025 2,266.6 $ 0.4 2,142.2 1.6 0.6 1,703.0 (1,581.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under equity incentive plans (in shares)   0.1          
Share-based compensation expense 45.3   45.3        
Net income 179.8         179.8  
Other comprehensive (loss) income, net of tax $ 81.4     81.9 (0.5)    
Balance at end of period (in shares) at Jun. 30, 2025 392.2 392.2          
Balance at end of period at Jun. 30, 2025 $ 2,573.1 $ 0.4 $ 2,187.5 $ 83.5 $ 0.1 $ 1,882.8 $ (1,581.2)