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 Mar 29, 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	$	1,532.0	$	1,532.0	$	—	$	—
Short-term investments:
Available-for-sale debt securities:



Corporate debt securities	54.2		—		41.9		12.3


Mortgage and other asset-backed securities	0.7		—		0.7		—
State and local government obligations	3.8		—		3.8		—
U.S. government treasury securities	32.3		32.3		—		—
Total available-for-sale debt securities	91.0		32.3		46.4		12.3

Marketable equity securities	77.3		77.3		—		—
Total short-term investments	168.3		109.6		46.4		12.3
Prepaid expenses and other current assets:
Derivative assets	24.0		—		24.0		—
Long-term investments:
Available-for-sale debt securities:



Corporate debt securities	154.6		—		126.4		28.2

Mortgage and other asset-backed securities	71.3		—		71.3		—

U.S. government treasury securities	80.4		80.4		—		—
Total available-for-sale debt securities	306.3		80.4		197.7		28.2

Total long-term investments	306.3		80.4		197.7		28.2
Other long-term assets:
Derivative assets	393.3		—		393.3		—
Total assets	2,423.9		1,722.0		661.4		40.5
Liabilities:
Accrued liabilities:
Derivative liabilities	0.6		—		0.6		—
Other long-term liabilities:
Derivative liabilities	17.2		—		17.2		—
Total liabilities	$	17.8	$	—	$	17.8	$	—


			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	$	—