Cincinnati Financial Corporation Cincinnati Financial Corporation [Member] Cincinnati Financial Corporation Rollover contributions Rollover Contributions Reclassified on Financial Statement EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Registered Investment Company Mutual Fund [Member] Mid cap funds Defined Benefit Plan, Equity Securities, US, Mid Cap [Member] Fidelity Contrafund Fidelity Contrafund [Member] Fidelity Contrafund Document Fiscal Year Focus Document Fiscal Year Focus EBP, Participant Loan, Basis Spread On Variable Rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Accounting Standard Update and Change in Accounting Principle [Table] EBP, Accounting Standard Update and Change in Accounting Principle [Table] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Fidelity Freedom Index 2015 Fund Fidelity Freedom Index 2015 Fund [Member] Fidelity Freedom Index 2015 Fund EBP, Self-Directed Brokerage Account EBP, Self-Directed Brokerage Account [Member] Financial Instrument [Axis] Financial Instrument [Axis] Total deductions EBP, Change in Net Asset Available for Benefit, Decrease T. Rowe Price Growth Stock T. Rowe Price Growth Stock [Member] T. Rowe Price Growth Stock Maximum Loan Amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Text Block] Fidelity Freedom Index 2045 Fund Fidelity Freedom Index 2045 Fund [Member] Fidelity Freedom Index 2045 Fund Participant-directed investments (at fair value) Fair value of investments EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Allspring Special Small Cap Allspring Special Small Cap [Member] Allspring Special Small Cap Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] EBP, Investment, Fair Value and NAV [Abstract] EBP, Excess Contribution Payable EBP, Excess Contribution Payable [Policy Text Block] Assets: EBP, Asset [Abstract] 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] EBP, Payment to Participant EBP, Payment to Participant [Policy Text Block] Fidelity Freedom Index 2070 Fund Fidelity Freedom Index 2070 Fund [Member] Fidelity Freedom Index 2070 Fund Automatic Deferral Rate Increase Employee Benefit Plan Participant Contribution Automatic Increase in Deferral Rate Percentage of increase in eligible compensation contributed for participant automatically enrolled until changed by employee in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Vanguard Small Cap Index Fund Vanguard Small Cap Index Fund [Member] Vanguard Small Cap Index Fund Amendment Flag Amendment Flag Participant contributions EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution Fidelity Freedom Index Income Fund Fidelity Freedom Index Retirement Fund [Member] Fidelity Freedom Index Retirement Fund EBP, Basis of Accounting EBP, Basis of Accounting [Policy Text Block] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] Investment in employer stock, shares Investment, Number of Shares EBP, Investment, Number of Shares EBP, Description of Plan [Table] EBP, Description of Plan and Accounting Change [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] Fidelity 500 Index Fund Fidelity 500 Index Fund [Member] Fidelity 500 Index Fund Fidelity Freedom Index 2060 Fund Fidelity Freedom Index 2060 Fund [Member] Fidelity Freedom Index 2060 Fund Investments [Domain] Investments [Domain] Janus Henderson Enterprise Janus Henderson Enterprise [Member] Janus Henderson Enterprise EBP, Use of Estimate EBP, Use of Estimate [Policy Text Block] Financial Instruments [Domain] Financial Instruments [Domain] EBP, Schedule of Asset Held for Investment EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] Fidelity Total Bond Fund Fidelity Total Bond Fund [Member] Fidelity Total Bond Fund Fidelity Freedom Index 2055 Fund Fidelity Freedom Index 2055 Fund [Member] Fidelity Freedom Index 2055 Fund T. Rowe Price New Horizons T. Rowe Price New Horizons [Member] T. Rowe Price New Horizons Employer contributions EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Minimum Minimum [Member] Interest and dividends receivable EBP, Investment Income, Receivable Investment Type [Axis] Investment Type [Axis] Interest income 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 Allspring Special Mid Cap Allspring Special Mid Cap [Member] Allspring Special Mid Cap Small cap funds Defined Benefit Plan, Equity Securities, US, Small Cap [Member] Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment Interest and dividend income EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] EBP, Plan Number EBP, Plan Number Investment, Issuer Name [Axis] Investment, Issuer Name [Axis] EBP, Investment, Fair Value EBP, Investment, Fair Value and NAV [Line Items] EBP, 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] Schedule of Asset Held for Investment EBP, Schedule of Asset Held for Investment [Line Items] EBP, Tax Determination Letter, Date EBP, Tax Determination Letter, Date EBP, Employer, Common Stock EBP, Employer, Common Stock [Member] Balanced Funds Balanced Funds [Member] EBP, Schedule of Asset Held for Investment [Abstract] EBP, Schedule of Asset Held for Investment [Abstract] Vanguard Mid Cap Index Fund Vanguard Mid Cap Index Fund [Member] Vanguard Mid Cap Index Fund EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] Total additions EBP, Change in Net Asset Available for Benefit, Increase Document [Domain] Document [Domain] Fidelity Freedom Index 2065 Fund Fidelity Freedom Index 2065 Fund [Member] Fidelity Freedom Index 2065 Fund Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Current Fiscal Year End Date Current Fiscal Year End Date Document Information Document Information [Line Items] Interest-Bearing Deposits Interest-Bearing Deposits [Member] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) EBP, Change in Net Asset Available for Benefit, Increase (Decrease) [Abstract] Dodge & Cox Stock Fund Dodge & Cox Stock Fund [Member] Dodge & Cox Stock Fund EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] EBP, Tax Determination Letter, Obtained [true false] EBP, Tax Determination Letter, Obtained [true false] Fidelity Freedom Index 2050 Fund Fidelity Freedom Index 2050 Fund [Member] Fidelity Freedom Index 2050 Fund Participant Loan Maturity Date Through EBP, Asset Held for Investment, Participant Loan, Maturity Date EBP, Tax Status [Table] EBP, Tax Status [Table] Increase in net assets EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Party-in-Interest Transactions EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] Excess Contribution Due to Participants EBP, Excess Contribution Payable EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Fidelity International Index Fidelity International Index [Member] Fidelity International Index EBP, Tax Qualification Status [Extensible Enumeration] EBP, Tax Qualification Status [Extensible Enumeration] EBP, Participant Contribution, Automatic, Deferral Rate EBP, Participant Contribution, Automatic, Deferral Rate Employer Stock Dividend Income EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Benefits paid to participants and other EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Current Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] EBP, Statement of Net Asset Available for Benefit [Abstract] Vanguard Total Bond Market Index Fund Vanguard Total Bond Market Index Fund [Member] Vanguard Total Bond Market Index Fund EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP 002 EBP 002 [Member] EBP 002 Fidelity Freedom Index 2035 Fund Fidelity Freedom Index 2035 Fund [Member] Fidelity Freedom Index 2035 Fund EBP, Tax Status [Abstract] Employer Common Stock Fund EBP, Employer, Common Stock Fund [Member] Document Period End Date Document Period End Date EBP, Plan Name EBP, Plan Name EBP, Expense EBP, Expense [Policy Text Block] Participant Loans EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution EBP, Investment EBP, Investment [Policy Text Block] Investment, party-in-interest EBP, Asset Held for Investment, Party-in-Interest [true false] EBP, Accounting Standard Update and Change in Accounting Principle EBP, Accounting Standard Update and Change in Accounting Principle [Line Items] Document Type Document Type Maximum Automatic Deferral Rate Increase Employee Benefit Plan Participant Contribution Maximum Increase In Deferral Rate Percentage of maximum increase in eligible compensation contributed for participant automatically enrolled until changed by employee in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Plan Termination EBP, Plan Termination [Text Block] Entity Central Index Key Entity Central Index Key Fidelity Investments Fidelity Investments [Member] Fidelity Investments Participant Loan Interest Rate EBP, Asset Held for Investment, Participant Loan, Interest Rate Fidelity Freedom Index 2010 Fund Fidelity Freedom Index 2010 Fund [Member] Fidelity Freedom Index 2010 Fund EBP, Net Asset Available for Benefit Net assets available for benefits: EBP, Net Asset Available for Benefit [Abstract] EBP, Tax Status EBP, Tax Status [Line Items] Fidelity Freedom Index 2025 Fund Fidelity Freedom Index 2025 Fund [Member] Fidelity Freedom Index 2025 Fund Deductions: EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Forfeitures used to reduce employer contributions EBP, Forfeited Nonvested Account, Decrease from Employer Contribution Notes receivable from participants EBP, Note Receivable from Participant Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] EBP, Summary of Accounting Policy EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name Document Fiscal Period Focus Document Fiscal Period Focus Bonds Bonds [Member] T. Rowe Price Equity Income Fund T. Rowe Price Equity Income Fund [Member] T. Rowe Price Equity Income Fund Employer Stock Cost EBP, Investment, Excluding Plan Interest in Master Trust, Cost EBP, Tax Status EBP, Tax Status [Text Block] Fidelity International Cap Fidelity International Cap [Member] Fidelity International Cap Maximum account balance for loan (percent) EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage International Funds International Funds [Member] International Funds Fidelity Freedom Index 2040 Fund Fidelity Freedom Index 2040 Fund [Member] Fidelity Freedom Index 2040 Fund Document Information Document Information [Table] Investment, Issuer Name [Domain] Investment, Issuer Name [Domain] Total investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Fidelity Freedom Index 2030 Fund Fidelity Freedom Index 2030 Fund [Member] Fidelity Freedom Index 2030 Fund Payment to Participant, Increase from Allocation to Withdrawing Participant, Not yet Paid EBP, Reconciliation to Form 5500, Payment to Participant, Increase from Allocation to Withdrawing Participant, Not yet Paid EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Large cap funds Defined Benefit Plan, Equity Securities, US, Large Cap [Member] Fidelity Freedom Index 2020 Fund Fidelity Freedom Index 2020 Fund [Member] Fidelity Freedom Index 2020 Fund EBP, Net Asset Available for Benefit, Total Beginning of year End of year EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Vanguard Federal Money Market Fund Vanguard Federal Money Market Fund [Member] Vanguard Federal Money Market Fund Forfeited Nonvested Account Balance EBP, Forfeited Nonvested Account EBP, Employer Contribution, Matching Percentage EBP, Employer Contribution, Matching Percentage Document Information Document Information, Document [Axis] EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] Assets EBP, Statement of Net Asset Available for Benefit [Line Items] Qualified Plan [Member]