Shareholders' Equity and Convertible Preferred Stock - Convertible Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Millions		6 Months Ended	12 Months Ended
	Jan. 31, 2023	Dec. 29, 2023	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Convertible preferred stock, shares authorized (in shares)		5,000,000	5,000,000
Convertible preferred stock, par value (in dollars per share)		$ 0.01	$ 0.01
Convertible preferred stock, liquidation preference		$ 953	$ 924
Series A Preferred Stock | Private Placement
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Convertible preferred stock, shares authorized (in shares)	900,000
Convertible preferred stock, par value (in dollars per share)	$ 0.01
Convertible Preferred Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cumulative dividends		53	24
Unpaid dividends		53	24
Convertible preferred stock, liquidation preference		$ 953	$ 924
Convertible shares issued (in shares)		20,000,000	20,000,000
Convertible Preferred Stock | Private Placement
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Convertible preferred stock, shares authorized (in shares)	5,000,000
Aggregate purchase price	$ 900
Issuance costs	$ 24
Preferred dividend annual rate increasing per annum (as percent)	6.25%
Convertible Preferred Stock | Private Placement | January 31, 2030
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred dividend annual rate increasing per annum (as percent)	7.25%
Convertible Preferred Stock | Private Placement | January 31, 2033
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred dividend annual rate increasing per annum (as percent)	8.25%