Fair Value Measurements (Tables)

6 Months Ended

Apr. 02, 2023

Apr. 03, 2022

Fair Value Disclosures [Abstract]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

			Fair Value Measurements at Reporting Date Using
	Balance at April 2, 2023		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	$	3,071.8	$	3,071.8	$	—	$	—
Short-term investments:
Available-for-sale debt securities
Commercial paper	0.1		—		0.1		—
Corporate debt securities	53.2		—		53.2		—
U.S. government treasury securities	5.4		5.4		—		—
Foreign government obligations	3.8		—		3.8		—
Mortgage and other asset-backed securities	0.7		—		0.7		—
Total available-for-sale debt securities	63.2		5.4		57.8		—
Structured deposits	248.4		—		248.4		—
Marketable equity securities	67.8		67.8		—		—
Total short-term investments	379.4		73.2		306.2		—
Prepaid expenses and other current assets:
Derivative assets	24.2		—		24.2		—
Long-term investments:
Available-for-sale debt securities
Corporate debt securities	101.0		—		101.0		—
Mortgage and other asset-backed securities	50.7		—		50.7		—
State and local government obligations	1.3		—		1.3		—
U.S. government treasury securities	98.2		98.2		—		—
Total long-term investments	251.2		98.2		153.0		—
Other long-term assets:
Derivative assets	92.8		—		92.8		—
Total assets	$	3,819.4	$	3,243.2	$	576.2	$	—
Liabilities:
Accrued liabilities:
Derivative liabilities	$	22.6	$	—	$	22.6	$	—
Other long-term liabilities:
Derivative liabilities	42.8		—		42.8		—
Total liabilities	$	65.4	$	—	$	65.4	$	—

			Fair Value Measurements at Reporting Date Using
	Balance at October 2, 2022		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	$	2,818.4	$	2,797.3	$	21.1	$	—
Short-term investments:
Available-for-sale debt securities
Corporate debt securities	22.4		—		22.4		—
U.S. government treasury securities	9.3		9.3		—		—
Total available-for-sale debt securities	31.7		9.3		22.4		—
Structured deposits	275.1		—		275.1		—
Marketable equity securities	57.7		57.7		—		—
Total short-term investments	364.5		67.0		297.5		—
Prepaid expenses and other current assets:
Derivative assets	75.1		—		75.1		—
Long-term investments:
Available-for-sale debt securities
Corporate debt securities	134.7		—		134.7		—
Foreign government obligations	3.8		—		3.8		—
Mortgage and other asset-backed securities	56.5		—		56.5		—
State and local government obligations	1.3		—		1.3		—
U.S. government treasury securities	82.8		82.8		—		—
Total long-term investments	279.1		82.8		196.3		—
Other long-term assets:
Derivative assets	156.2		—		156.2		—
Total assets	$	3,693.3	$	2,947.1	$	746.2	$	—
Liabilities:
Accrued liabilities:
Derivative liabilities	$	21.0	$	—	$	21.0	$	—
Other long-term liabilities:
Derivative liabilities	34.0		—		34.0		—
Total liabilities	$	55.0	$	—	$	55.0	$	—