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Stock-based Compensation Expense
 6 Months Ended
Dec. 27, 2024
Share-Based Payment Arrangement [Abstract]  
Stock-based Compensation Expense Stock-based Compensation Expense
The table below summarizes the total costs charged to the Company related to the Company’s employees’ participation in WDC’s equity incentive plan during the periods presented:
Three Months EndedSix Months Ended
December 27,
2024		December 29,
2023		December 27,
2024		December 29,
2023
(in millions)
Cost of revenue$3 $5 $9 $10 
Research and development20 17 40 35 
Selling general, and administrative25 15 40 32 
Total$48 $37 $89 $77 
The total unrecognized stock-based compensation expense associated with our employees was $303 million as of December 27, 2024. The total unrecognized stock-based expense relates to employees of WDC who will be employees of the Company after the separation.