Financial Instruments and Fair Value Measurements, Interest Rate Swaps (Details) $ in Millions	9 Months Ended
	Jul. 03, 2021 USD ($)
Interest Rate Swap Expiring June 2026 [Member]
Interest Rate Swaps [Abstract]
Notional amount of swap	$ 1,000
Interest Rate Swap Expiring June 2026 [Member]
Interest Rate Swaps [Abstract]
Notional amount of swap	$ 450
Fixed annual rate of swap	1.398%
Interest Rate Swap Expiring June 2026 [Member] | LIBOR [Member]
Interest Rate Swaps [Abstract]
Term of variable rate	1 month
Interest Rate Swap Expiring June 2026 [Member]
Interest Rate Swaps [Abstract]
Notional amount of swap	$ 400
Fixed annual rate of swap	1.916%
Interest Rate Swap Expiring June 2026 [Member] | LIBOR [Member]
Interest Rate Swaps [Abstract]
Term of variable rate	1 month
Interest Rate Swap Expiring June 2024 [Member]
Interest Rate Swaps [Abstract]
Notional amount of swap	$ 884
Fixed annual rate of swap	1.857%
Interest Rate Swap Expiring June 2024 [Member] | LIBOR [Member]
Interest Rate Swaps [Abstract]
Term of variable rate	1 month
Interest Rate Swap Expiring June 2024 [Member]
Interest Rate Swaps [Abstract]
Notional amount of swap	$ 473
Fixed annual rate of swap	2.05%
Interest Rate Swap Expiring June 2024 [Member] | LIBOR [Member]
Interest Rate Swaps [Abstract]
Term of variable rate	1 month