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Shareholders' Equity - Additional Information (Details) shares in Millions	9 Months Ended
	Jun. 26, 2021 USD ($) shares
Share Repurchase Program [Line Items]
Amount authorized for repurchase of common stock (up to)	$ 315,000,000,000
Number of shares repurchased (in shares) | shares	515
Amount of share repurchases	$ 65,500,000,000
Share repurchase program, amount utilized	$ 234,100,000,000
May 2021 accelerated share repurchase agreement
Share Repurchase Program [Line Items]
Number of shares repurchased (in shares) | shares	32
Amount of share repurchases, accelerated share repurchase agreement	$ 5,000,000,000.0

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The total amount utilized to date under share repurchase program.

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The up-front payment in exchange for initial delivery of Company shares under the accelerated share repurchase agreement ("ASR"). Shareholders' equity is charged for this amount in the period of payment. This payment is distinct from a "settlement" cash or share transaction, which takes place at the conclusion of the ASR.

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Amount of stock repurchase plan authorized.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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