Fair Value Measurements (Tables)

6 Months Ended

9 Months Ended

Apr. 03, 2022

Jun. 27, 2021

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 3, 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	$	3,913.4	$	3,913.4	$	—	$	—
Short-term investments:
Available-for-sale debt securities
Corporate debt securities	8.2		—		8.2		—
Total available-for-sale debt securities	8.2		—		8.2		—
Marketable equity securities	73.9		73.9		—		—
Total short-term investments	82.1		73.9		8.2		—
Prepaid expenses and other current assets:
Derivative assets	64.7		39.6		25.1		—
Long-term investments:
Available-for-sale debt securities
Corporate debt securities	139.6		—		139.6		—
Foreign government obligations	3.8		—		3.8		—
Mortgage and other asset-backed securities	58.9		—		58.9		—
State and local government obligations	1.4		—		1.4		—
U.S. government treasury securities	81.9		81.9		—		—
Total long-term investments	285.6		81.9		203.7		—
Other long-term assets:
Derivative assets	113.6		—		113.6		—
Total assets	$	4,459.4	$	4,108.8	$	350.6	$	—
Liabilities:
Accrued liabilities:
Derivative liabilities	$	35.0	$	23.8	$	11.2	$	—
Other long-term liabilities:
Derivative liabilities	16.8		—		16.8		—
Total liabilities	$	51.8	$	23.8	$	28.0	$	—

			Fair Value Measurements at Reporting Date Using
	Balance at October 3, 2021		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	$	6,455.7	$	6,455.7	$	—	$	—
Short-term investments:
Available-for-sale debt securities
Commercial paper	63.0		—		63.0		—
Corporate debt securities	24.7		—		24.7		—
Mortgage and other asset-backed securities	0.1		—		0.1		—
Total available-for-sale debt securities	87.8		—		87.8		—
Marketable equity securities	74.4		74.4		—		—
Total short-term investments	162.2		74.4		87.8		—
Prepaid expenses and other current assets:
Derivative assets	147.6		131.1		16.5		—
Long-term investments:
Available-for-sale debt securities
Auction rate securities	6.0		—		—		6.0
Corporate debt securities	162.0		—		162.0		—
Foreign government obligations	4.0		—		4.0		—
Mortgage and other asset-backed securities	31.9		—		31.9		—
State and local government obligations	1.5		—		1.5		—
U.S. government treasury securities	76.3		76.3		—		—
Total long-term investments	281.7		76.3		199.4		6.0
Other long-term assets:
Derivative assets	84.3		—		84.3		—
Total assets	$	7,131.5	$	6,737.5	$	388.0	$	6.0
Liabilities:
Accrued liabilities:
Derivative liabilities	$	8.6	$	0.3	$	8.3	$	—
Other long-term liabilities:
Derivative liabilities	8.2		—		8.2		—
Total liabilities	$	16.8	$	0.3	$	16.5	$	—