Fair Value Measurements (Tables)

Assets and liabilities measured at fair value on a recurring basis (in millions):


			Fair Value Measurements at Reporting Date Using
	Balance at Jun 28, 2026		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash and cash equivalents	$	3,449.8	$	3,449.8	$	—	$	—
Short-term investments:
Available-for-sale debt securities:



Corporate debt securities	50.6		—		38.0		12.6


Mortgage and other asset-backed securities	0.3		—		0.3		—
State and local government obligations	2.8		—		2.8		—
U.S. government treasury securities	23.1		23.1		—		—
Total available-for-sale debt securities	76.8		23.1		41.1		12.6

Marketable equity securities	83.7		83.7		—		—
Total short-term investments	160.5		106.8		41.1		12.6
Prepaid expenses and other current assets:
Derivative assets	30.1		—		30.1		—
Long-term investments:
Available-for-sale debt securities:



Corporate debt securities	153.2		—		124.2		29.0

Mortgage and other asset-backed securities	69.2		—		69.2		—

U.S. government treasury securities	90.8		90.8		—		—
Total available-for-sale debt securities	313.2		90.8		193.4		29.0

Total long-term investments	313.2		90.8		193.4		29.0
Other long-term assets:
Derivative assets	422.4		—		422.4		—
Total assets	4,376.0		3,647.4		687.0		41.6
Liabilities:
Accrued liabilities:
Derivative liabilities	0.8		—		0.8		—
Other long-term liabilities:
Derivative liabilities	19.3		—		19.3		—
Total liabilities	$	20.1	$	—	$	20.1	$	—


			Fair Value Measurements at Reporting Date Using
	Balance at Sep 28, 2025		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash and cash equivalents	$	3,219.8	$	3,219.8	$	—	$	—
Short-term investments:
Available-for-sale debt securities:

Corporate debt securities	67.8		—		55.9		11.9

Mortgage and other asset-backed securities	0.4		—		0.4		—
State and local government obligations	1.1		—		1.1		—
U.S. government treasury securities	82.6		82.6		—		—
Total available-for-sale debt securities	151.9		82.6		57.4		11.9

Marketable equity securities	95.3		95.3		—		—
Total short-term investments	247.2		177.9		57.4		11.9
Prepaid expenses and other current assets:
Derivative assets	15.9		—		15.9		—
Long-term investments:
Available-for-sale debt securities:



Corporate debt securities	132.2		—		105.5		26.7

Mortgage and other asset-backed securities	75.7		—		75.7		—
State and local government obligations	2.7		—		2.7		—
U.S. government treasury securities	36.3		36.3		—		—
Total available-for-sale debt securities	246.9		36.3		183.9		26.7

Total long-term investments	246.9		36.3		183.9		26.7
Other long-term assets:
Derivative assets	278.6		—		278.6		—
Total assets	4,008.4		3,434.0		535.8		38.6
Liabilities:
Accrued liabilities:
Derivative liabilities	7.1		—		7.1		—
Other long-term liabilities:
Derivative liabilities	20.9		—		20.9		—
Total liabilities	$	28.0	$	—	$	28.0	$	—