Schedule 1 - Registrant's Condensed Financial Statements - Condensed Statements of Cash Flows (Detail) - USD ($) $ in Millions		12 Months Ended
	Jun. 29, 2024	Jun. 29, 2024	Jul. 01, 2023	Jul. 02, 2022
Cash flows from operating activities:
Net income		$ 435.9	$ 397.2	$ 112.5
Changes in operating assets and liabilities, net
Accrued expenses and other liabilities		75.9	8.8	60.6
Net cash provided by operating activities		1,163.0	832.1	276.5
Cash flows from investing activities:
Net cash paid for acquisitions	$ (579.0)	(307.7)	(63.8)	(1,650.5)
Net cash used in investing activities		(682.7)	(294.6)	(1,861.5)
Cash flows from financing activities:
Proceeds from exercise of stock options		2.2	3.1	2.7
Proceeds from employee stock purchase plan		15.5	27.7	24.6
Cash paid for shares withheld to cover taxes		(21.5)	(12.6)	(11.4)
Repurchases of common stock		(78.1)	(11.2)	0.0
Net cash (used in) provided by financing activities		(472.6)	(536.2)	1,581.5
Net increase (decrease) in cash and restricted cash		7.7	1.3	(3.5)
Parent Company [Member]
Cash flows from operating activities:
Net income		435.9	397.2	112.5
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Equity in net income of subsidiary		(436.8)	(398.0)	(113.2)
Changes in operating assets and liabilities, net
Accrued expenses and other liabilities		0.0	0.4	0.0
Intercompany payables		20.2	9.9	9.4
Net cash provided by operating activities		19.3	9.5	8.7
Cash flows from investing activities:
Net cash paid for acquisitions		0.0	0.0	(1,386.1)
Capital contribution to subsidiary		(15.5)	(27.7)	(83.1)
Distribution from subsidiary		78.1	11.2	1,444.6
Net cash used in investing activities		62.6	(16.5)	(24.6)
Cash flows from financing activities:
Proceeds from exercise of stock options		2.2	3.1	2.7
Proceeds from employee stock purchase plan		15.5	27.7	24.6
Cash paid for shares withheld to cover taxes		(21.5)	(12.6)	(11.4)
Repurchases of common stock		(78.1)	(11.2)	0.0
Net cash (used in) provided by financing activities		(81.9)	7.0	15.9
Net increase (decrease) in cash and restricted cash		0.0	0.0	0.0
Cash and restricted cash, beginning of period		0.0	0.0	0.0
Cash and restricted cash, end of period	$ 0.0	$ 0.0	$ 0.0	$ 0.0