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Segment Information (Assets by Reportable Segment) (Details) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Segment Reporting Information [Line Items]
Total assets	$ 43,878	$ 44,453	$ 40,766
Assets held for sale	0	1,101
Medical | Cordis Divestiture
Segment Reporting Information [Line Items]
Assets held for sale		1,100
Operating Segments | Pharmaceutical
Segment Reporting Information [Line Items]
Total assets	26,409	23,624	22,398
Operating Segments | Medical
Segment Reporting Information [Line Items]
Total assets	11,632	15,408	14,691
Corporate
Segment Reporting Information [Line Items]
Total assets	$ 5,837	$ 5,421	$ 3,677

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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