Earnings per Share (EPS) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net earnings	$ 813.1	$ 694.4	$ 1,592.2	$ 1,394.9
Basic, Weighted average shares (shares)	414.3	419.8	414.4	420.6
Effect of Employee Stock Option Shares (shares)	1.0	1.2	1.1	1.2
Effect of Employee Restricted Stock Shares (shares)	0.9	1.0	1.1	1.1
Diluted, Weighted average shares (shares)	416.2	422.0	416.6	422.9
Basic, EPS (in US$ per share)	$ 1.96	$ 1.65	$ 3.84	$ 3.32
Diluted, EPS (in US$ per share)	$ 1.95	$ 1.65	$ 3.82	$ 3.30
Options excluded from the calculation of diluted earnings per share (shares)	0.0	0.7	0.0	0.5