Cash, Cash Equivalents and Short-term Investments - Summary of Cash, Cash Equivalents and Short-term Investments (Details) - USD ($) $ in Millions	Jul. 01, 2023	Jul. 02, 2022
Cash and Cash Equivalents
Cash	$ 254.3	$ 235.9
Total cash and cash equivalents	859.0	1,290.2
Short-term investments:
Amortized Cost	1,162.4	1,271.9
Gross Unrealized Gains	0.0	0.3
Gross Unrealized Losses	(7.8)	(13.4)
Fair Value	1,154.6	1,258.8
Certificates of deposit
Short-term investments:
Amortized Cost	16.5	28.3
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	0.0	0.0
Fair Value	16.5	28.3
Commercial paper
Short-term investments:
Amortized Cost	132.9	107.4
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.2)	(0.4)
Fair Value	132.7	107.0
Corporate debt securities
Short-term investments:
Amortized Cost	472.7	539.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(3.9)	(7.4)
Fair Value	468.8	532.5
Municipal bonds
Short-term investments:
Amortized Cost		1.0
Gross Unrealized Gains		0.0
Gross Unrealized Losses		0.0
Fair Value		1.0
U.S. Agency securities
Short-term investments:
Amortized Cost	207.9	67.1
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(1.7)	(1.4)
Fair Value	206.2	65.7
U.S. Treasury securities
Short-term investments:
Amortized Cost	332.4	528.2
Gross Unrealized Gains	0.0	0.3
Gross Unrealized Losses	(2.0)	(4.2)
Fair Value	330.4	524.3
Commercial paper
Cash and Cash Equivalents
Cash equivalents:		23.6
Money market funds
Cash and Cash Equivalents
Cash equivalents:	276.1	1,000.2
U.S. Agency securities
Cash and Cash Equivalents
Cash equivalents:	4.0	8.0
U.S. Treasury securities
Cash and Cash Equivalents
Cash equivalents:	$ 324.6	$ 22.5