Basis of Presentation and Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2021

Accounting Policies [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table reconciles basic and diluted EPS amounts (in millions, except per share amounts):

	2021		2020		2019
Net income attributable to Rockwell Automation	$	1,358.1	$	1,023.4	$	695.8
Less: Allocation to participating securities	(2.1)		(1.0)		(0.7)
Net income available to common shareowners	$	1,356.0	$	1,022.4	$	695.1
Basic weighted average outstanding shares	116.0		115.8		118.3
Effect of dilutive securities
Stock options	1.0		0.7		0.9
Performance shares	0.1		0.1		0.1
Diluted weighted average outstanding shares	117.1		116.6		119.3
Earnings per share:
Basic	$	11.69	$	8.83	$	5.88
Diluted	$	11.58	$	8.77	$	5.83