Investment at fair value EBP, Investment, Fair Value Maximum Maximum [Member] Decrease in expenses from forfeited nonvested accounts EBP, Forfeited Nonvested Account, Decrease from Administrative Expense Note receivable from participant account borrowing, term four Note Receivable From Participant Account Borrowing, Term Four Note Receivable From Participant Account Borrowing, Term Four Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Mutual funds Mutual Fund [Member] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Accounting Standard Update and Change in Accounting Principle [Table] EBP, Accounting Standard Update and Change in Accounting Principle [Table] Participant contribution, pretax, maximum annual compensation to total compensation, percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Total deductions EBP, Change in Net Asset Available for Benefit, Decrease Note receivable from participant, maximum borrowing amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Note receivable from participant, minimum borrowing amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Accrued fees EBP, Accrued Expense Separate account funds EBP, Separate Account Funds [Member] EBP, Separate Account Funds Plan's interest in Master Trust EBP, Nonconsolidated, Plan Interest in Master Trust [Member] Level 1 Fair Value, Inputs, Level 1 [Member] Total assets EBP, Asset ASSETS EBP, Asset [Abstract] Basis spread on variable rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Participant Loan, Basis Spread On Variable Rate Statistical Measurement [Axis] Statistical Measurement [Axis] ADDITIONS: EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Less: Income allocated to Rockwell Automation Retirement Savings Plan and Sensia 401(k) Savings Plan EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan Payment of Benefits EBP, Payment to Participant [Policy Text Block] EBP, Master Trust [Line Items] EBP, Master Trust [Line Items] Amendment Flag Amendment Flag Participant EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution Total investment in Master Trust EBP, Investment, Plan Interest in Master Trust, Fair and Contract Value Investment, number of shares (in shares) EBP, Investment, Number of Shares EBP, Description of Plan and Accounting Change [Abstract] Receivables EBP, Receivable [Abstract] Vesting period EBP, Employer Contribution Vesting Service Period EBP, Employer Contribution Vesting Service Period Schedule of Fair Value hierarchy EBP, Investment, Fair Value and NAV [Table Text Block] Investments [Domain] Investments [Domain] Participant contribution, after tax, maximum annual contribution to eligible compensation, percentage EBP, Participant Contribution, After Tax, Maximum Annual Contribution to Eligible Compensation, Percentage EBP, Participant Contribution, After Tax, Maximum Annual Contribution to Eligible Compensation, Percentage EBP, Master Trust [Abstract] Investment in Master Trust, at contract value (Note 3) EBP, Investment, Plan Interest in Master Trust, Contract Value Use of Estimates EBP, Use of Estimate [Policy Text Block] Cover [Abstract] Employer EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Investment, number of shares purchased (in shares) EBP, Investment, Purchased, Number of Shares Note receivable from participant account borrowing, term three Note Receivable From Participant Account Borrowing, Term Three Note Receivable From Participant Account Borrowing, Term Three Minimum Minimum [Member] Investment Type [Axis] Investment Type [Axis] Interest on notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] DESCRIPTION OF PLAN EBP, Description of Plan [Text Block] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] Interest in income of Master Trust EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Investment Other brokerage Other EBP, Other Brokerage Account [Member] EBP, Other Brokerage Account EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Domain] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Domain] Common stocks EBP, Employer, Common Stock [Member] EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] Total additions EBP, Change in Net Asset Available for Benefit, Increase Employer contribution vesting, percentage EBP, Employer Contribution Vesting Percentage EBP, Employer Contribution Vesting Percentage Still employed participant age for distribution EBP, Still Employed Participant Age For Distribution EBP, Still Employed Participant Age For Distribution Income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Note receivable from participant account borrowing, term six Note Receivable From Participant Account Borrowing, Term Six Note Receivable From Participant Account Borrowing, Term Six Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Participant compensation, minimum service period EBP, Requisite Service Period EBP, Requisite Service Period Stable value fund, at contract value EBP, Investment, Contract Value Risk and Uncertainties EBP, Risk and Uncertainty [Policy Text Block] Document Information [Line Items] Document Information [Line Items] MASTER TRUST EBP, Master Trust [Text Block] Participant compensation matched, percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Investment, number of shares sold (in shares) EBP, Investment, Sold, Number of Shares Common stocks EBP, Common Stock Brokerage Account [Member] EBP, Common Stock Brokerage Account Participant contribution, maximum annual compensation to total compensation, percentage EBP, Participant Contribution, Maximum Annual Compensation to Total Compensation, Percentage EBP, Participant Contribution, Maximum Annual Compensation to Total Compensation, Percentage EBP, Tax Status [Table] EBP, Tax Status [Table] Net increase in net assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase (Decrease) RELATED-PARTY TRANSACTIONS EBP, Related Party and Party-in-Interest Transactions [Text Block] Total investments EBP, Investment, Fair and Contract Value EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Total receivables EBP, Receivable Employer contributions EBP, Employer Contribution, Receivable Participant contribution, automatic, deferral rate EBP, Participant Contribution, Automatic, Deferral Rate Investments EBP, Investment, Fair Value [Abstract] Dividends EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Payments to participants or beneficiaries EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Investment in Master Trust, at fair value (Note 3) EBP, Investment, Plan Interest in Master Trust, Fair Value Maximum number of loans outstanding EBP, Maximum Number Of Loans Outstanding EBP, Maximum Number Of Loans Outstanding Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Investment contribution, minimum increment, percent EBP, Investment Contribution, Minimum Increment, Percent EBP, Investment Contribution, Minimum Increment, Percent EBP, Statement of Net Asset Available for Benefit [Abstract] Note receivable from participant account borrowing, term one EBP, Note Receivable From Participant Account Borrowing, Term One EBP, Note Receivable From Participant Account Borrowing, Term One EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP, Tax Status [Abstract] Interest in income of Master Trust Plan's income in the Master Trust EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Change in Plan Interest in Master Trust Valuation of Investments EBP, Investment [Policy Text Block] EBP, Master Trust [Table] EBP, Master Trust [Table] Notes receivable from participants EBP, Participant Contribution, Receivable Total Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Minimum interest rate EBP, Investment, Interest Rate Minimum EBP, Investment, Interest Rate Minimum EBP, Accounting Standard Update and Change in Accounting Principle [Line Items] EBP, Accounting Standard Update and Change in Accounting Principle [Line Items] Document Type Document Type EBP 011 EBP 011 [Member] EBP 011 Entity Central Index Key Entity Central Index Key Common collective trusts Common Collective Trust [Member] EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] Deductions: EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Note receivable from participant account borrowing, term two Note Receivable From Participant Account Borrowing, Term Two Note Receivable From Participant Account Borrowing, Term Two Participant contributions EBP, Note Receivable from Participant Master Trust EBP, Nonconsolidated, Master Trust [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name Schedule of Master Trust Net Assets EBP, Master Trust [Table Text Block] Withdrawals and distribution, cash-out limit EBP, Withdrawals And Distribution, Cash-out Limit EBP, Withdrawals And Distribution, Cash-out Limit Investment, excluding plan interest in master trust, cost EBP, Investment, Excluding Plan Interest in Master Trust, Cost Subsequent Events EBP, Subsequent Event [Policy Text Block] TAX STATUS EBP, Tax Status [Text Block] Note receivable from participant, account, maximum borrowing, to total account, percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Mutual funds EBP, Mutual Fund Brokerage Account [Member] EBP, Mutual Fund Brokerage Account Document Information [Table] Document Information [Table] Note Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] Investment income of the Master Trust EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Cash EBP, Cash Brokerage Account [Member] EBP, Cash Brokerage Account EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Axis] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Axis] Fair Value Measurements EBP, Fair Value Measurements [Policy Text Block] EBP, Fair Value Measurements Redemption Notice Period EBP, Fair Value, Investment, NAV, Redemption, Notice Period EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Level 3 Fair Value, Inputs, Level 3 [Member] NET ASSETS AVAILABLE FOR BENEFITS Net assets available for benefits at beginning of year Net assets available for benefits at end of year EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Forfeited nonvested account EBP, Forfeited Nonvested Account Matching percentage EBP, Employer Contribution, Matching Percentage Lifecycle commingled pools EBP, Lifecycle Commingled Pools [Member] EBP, Lifecycle Commingled Pools Note receivable from participant account borrowing, term five Note Receivable From Participant Account Borrowing, Term Five Note Receivable From Participant Account Borrowing, Term Five NAV Fair Value Measured at Net Asset Value Per Share [Member] EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items]