Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Goodwill [Roll Forward]
Balance at June 30, 2024	$ 4,725
Goodwill acquired, net of purchase price adjustments	0
Ending balance	4,725
Other Operating Segment
Goodwill [Roll Forward]
Balance at June 30, 2024	1,170
Goodwill acquired, net of purchase price adjustments	0
Ending balance	1,170
Pharmaceutical and Specialty Solutions
Goodwill [Roll Forward]
Balance at June 30, 2024	3,555
Goodwill acquired, net of purchase price adjustments	0
Ending balance	3,555
GMPD
Goodwill [Roll Forward]
Balance at June 30, 2024	0
Goodwill acquired, net of purchase price adjustments	0
Ending balance	$ 0
Goodwill impairment		$ 585