Cover Page - USD ($)
$ in Billions

12 Months Ended

Sep. 30, 2019

Oct. 31, 2019

Mar. 29, 2019

Cover page.

Document Type

10-K

Document Annual Report

true

Document Period End Date

Sep. 30, 2019

Document Transition Report

false

Entity File Number

1-12383

Entity Registrant Name

Rockwell Automation, Inc

Entity Incorporation, State or Country Code

DE

Entity Tax Identification Number

25-1797617

Entity Address, Address Line One

1201 South Second Street

Entity Address, City or Town

Milwaukee

Entity Address, State or Province

WI

Entity Address, Postal Zip Code

53204

City Area Code

414

Local Phone Number

382-2000

Title of 12(b) Security

Common Stock ($1.00 par value)

Trading Symbol

ROK

Security Exchange Name

NYSE

Entity Well-known Seasoned Issuer

Yes

Entity Voluntary Filers

No

Entity Current Reporting Status

Yes

Entity Interactive Data Current

Yes

Entity Filer Category

Large Accelerated Filer

Entity Small Business

false

Entity Emerging Growth Company

false

Entity Shell Company

false

Entity Public Float

$ 21.7

Entity Common Stock, Shares Outstanding

115,546,942

Documents Incorporated by Reference

Certain information contained in the Proxy Statement for the Annual Meeting of Shareowners of registrant to be held on February 4, 2020 is incorporated by reference into Part III hereof.

Entity Central Index Key

0001024478

Current Fiscal Year End Date

--09-30

Document Fiscal Year Focus

2019

Document Fiscal Period Focus

FY

Amendment Flag

false