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Stockholders' Equity - Additional Information (Detail) - USD ($)
3 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 16, 2024
Sep. 14, 2021
Share Repurchase Program [Line Items]        
Amount of shares repurchased to settle employee tax withholding related to vesting of stock awards $ 1,700,000,000 $ 1,300,000,000    
Share Repurchase Program 2021        
Share Repurchase Program [Line Items]        
Amount available for repurchase under the share repurchase program approved by the company's Board of Directors       $ 60,000,000,000
Share Repurchase Program 2024        
Share Repurchase Program [Line Items]        
Amount available for repurchase under the share repurchase program approved by the company's Board of Directors     $ 60,000,000,000  
Unused amount of share repurchase program $ 53,400,000,000