Consolidated Statements of Shareholders' Equity - USD ($) $ in Millions	Total	Interest Rate Swaps [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive (Loss) Income [Member]	Accumulated Other Comprehensive (Loss) Income [Member] Interest Rate Swaps [Member]	Retained Earnings [Member]
Balance Beginning at Jul. 01, 2023	$ 3,745.5		$ 1.5	$ 2,863.0	$ 14.0		$ 867.0
Balance Beginning, shares at Jul. 01, 2023			154,500,000
Net Income (Loss)	199.0						199.0
Interest rate swaps	(6.3)	$ (6.6)				$ (6.6)
Foreign currency translation adjustment	0.3				0.3
Issuance of common stock under stock-based compensation plans	(17.8)			(17.8)
Issuance of common stock under stock-based compensation plans, shares			700,000
Common stock repurchased, shares			(1,300,000)
Common stock repurchased	(78.1)		$ (78.1)	(78.1)
Stock-based compensation expense	19.4			19.4
Balance Ending at Dec. 30, 2023	3,861.7		$ 1.5	2,786.5	7.7		1,066.0
Balance Ending, shares at Dec. 30, 2023			153,900,000
Balance Beginning at Sep. 30, 2023	3,828.3		$ 1.5	2,826.5	12.6		987.7
Balance Beginning, shares at Sep. 30, 2023			154,700,000
Net Income (Loss)	78.3						78.3
Interest rate swaps	(4.9)	(5.9)				(5.9)
Foreign currency translation adjustment	1.0				1.0
Issuance of common stock under stock-based compensation plans	0.1			0.1
Issuance of common stock under stock-based compensation plans, shares			0
Common stock repurchased, shares			(800,000)
Common stock repurchased	(50.0)		$ (50.0)	(50.0)
Stock-based compensation expense	9.9			9.9
Balance Ending at Dec. 30, 2023	3,861.7		$ 1.5	2,786.5	7.7		1,066.0
Balance Ending, shares at Dec. 30, 2023			153,900,000
Balance Beginning at Jun. 29, 2024	$ 4,126.9		$ 1.5	2,818.5	4.0		1,302.9
Balance Beginning, shares at Jun. 29, 2024	154,200,000		154,200,000
Net Income (Loss)	$ 150.4						150.4
Interest rate swaps	(7.8)	(5.1)				(5.1)
Foreign currency translation adjustment	(2.7)				(2.7)
Issuance of common stock under stock-based compensation plans	(14.0)			(14.0)
Issuance of common stock under stock-based compensation plans, shares			600,000
Issuance of common stock under employee stock purchase plan	15.0			15.0
Issuance of common stock under employee stock purchase plan, shares			200,000
Common stock repurchased, shares			(400,000)
Common stock repurchased	(33.6)		$ (33.6)	(33.6)
Stock-based compensation expense	20.3			20.3
Balance Ending at Dec. 28, 2024	$ 4,257.2		$ 1.5	2,806.2	(3.8)		1,453.3
Balance Ending, shares at Dec. 28, 2024	154,600,000		154,600,000
Balance Beginning at Sep. 28, 2024	$ 4,208.2		$ 1.5	2,797.2	(1.4)		1,410.9
Balance Beginning, shares at Sep. 28, 2024			154,500,000
Net Income (Loss)	42.4						42.4
Interest rate swaps	(2.4)	$ 0.8				$ 0.8
Foreign currency translation adjustment	(3.2)				(3.2)
Issuance of common stock under stock-based compensation plans	2.7			2.7
Issuance of common stock under stock-based compensation plans, shares			100,000
Common stock repurchased	(4.1)		$ (4.0)	(4.1)
Stock-based compensation expense	10.4			10.4
Balance Ending at Dec. 28, 2024	$ 4,257.2		$ 1.5	$ 2,806.2	$ (3.8)		$ 1,453.3
Balance Ending, shares at Dec. 28, 2024	154,600,000		154,600,000