Pay vs Performance Disclosure - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Pay vs Performance Disclosure
Net earnings/(loss) attributable to Cardinal Health, Inc.	$ 261	$ 368	$ (12)	$ 365	$ (77)	$ 98	$ 852	$ 330	$ (938)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details