Derivative Instruments Effect of Foreign Currency Cash Flow Hedges on AOCI (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
		Jun. 27, 2020	Jun. 27, 2020
Foreign Currency Fair Value Hedge Derivative [Line Items]
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax		$ (92)	$ 57
Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net	[1]	$ 81	$ 184

[1] Primarily recorded in revenue.