v3.26.1
Stockholders' Equity and Earnings per Share - Additional Information (Details) - USD ($)
shares in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
May 31, 2026
Mar. 31, 2024
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]            
Repurchase of common stock $ 1,008,301,000   $ 1,008,301,000 $ 438,491,000    
Antidilutive securities excluded from earnings per share computation (in shares) 13 1 68 92    
March 2024 Share Repurchase Program            
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]            
Authorized amount under share repurchase program           $ 2,000,000,000.0
Repurchase of common stock (in shares)     3,300      
Repurchase of common stock     $ 882,200,000      
May 2026 Share Repurchase Program            
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]            
Authorized amount under share repurchase program         $ 2,000,000,000.0  
Repurchase of common stock (in shares)     400      
Repurchase of common stock     $ 117,800,000      
Availability remaining under program $ 1,882,200,000   $ 1,882,200,000