Cash, Cash Equivalents and Short-term Investments - Summary of Cash, Cash Equivalents and Short-term Investments (Details) - USD ($) $ in Millions	Jun. 29, 2024	Jul. 01, 2023
Cash and Cash Equivalents
Cash	$ 196.9	$ 254.3
Total cash and cash equivalents	436.7	859.0
Short-term investments:
Amortized Cost	451.7	1,162.4
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(1.4)	(7.8)
Fair Value	450.3	1,154.6
Certificates of deposit
Short-term investments:
Amortized Cost	0.8	16.5
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	0.0	0.0
Fair Value	0.8	16.5
Commercial paper
Short-term investments:
Amortized Cost	12.6	132.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	0.0	(0.2)
Fair Value	12.6	132.7
Corporate debt securities
Short-term investments:
Amortized Cost	244.5	472.7
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.6)	(3.9)
Fair Value	243.9	468.8
U.S. Agency securities
Short-term investments:
Amortized Cost	81.2	207.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.3)	(1.7)
Fair Value	80.9	206.2
U.S. Treasury securities
Short-term investments:
Amortized Cost	112.6	332.4
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.5)	(2.0)
Fair Value	112.1	330.4
Commercial paper
Cash and Cash Equivalents
Cash equivalents:	15.9
Money market funds
Cash and Cash Equivalents
Cash equivalents:	$ 223.9	276.1
U.S. Agency securities
Cash and Cash Equivalents
Cash equivalents:		4.0
U.S. Treasury securities
Cash and Cash Equivalents
Cash equivalents:		$ 324.6