Document and Entity Information [Abstract] Document Information [Table] Legal Entity [Axis] Entity [Domain] Represents the Retirement Plan Number 001. E B P 001 [Member] REPUBLIC BANCORP INC. 401(K) RETIREMENT PLAN Document Information [Line Items] Document Type Entity Registrant Name Entity Central Index Key Amendment Flag STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS EBP, Statement of Net Asset Available for Benefit [Table] Investment Type [Axis] Investments [Domain] EBP, Employer, Common Stock [Member] Republic Bancorp, Inc. Common Stock (Class A and B) EBP, Employer, Common Stock, Class A [Member] Republic Bancorp, Inc. Common Stock (Class A) Other Security Investments [Member] Other stocks Certificates of Deposit [Member] Certificates of deposit Corporate Debt Securities [Member] Corporate debt instruments Mutual Fund [Member] Mutual funds Mutual Funds EBP, Pooled Separate Account [Member] Pooled separate accounts EBP, Participant-Directed and Nonparticipant-Directed Status [Axis] EBP, Participant-Directed and Nonparticipant-Directed Status [Domain] EBP, Participant-Directed [Member] Participant directed Represents information pertaining to other than self directed brokerage accounts. Employee Benefit Plan, Other Than Self Directed Brokerage Accounts [Member] Other Than Self-Directed Brokerage Accounts EBP, Self-Directed Brokerage Account [Member] Self-Directed Brokerage Accounts Self-Directed Brokerage Accounts EBP, Statement of Net Asset Available for Benefit [Line Items] Statements of Net Assets Available for Benefits EBP, Asset [Abstract] Assets EBP, Investment, Fair Value [Abstract] Investments at fair value: EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Total investments, at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Contract Value Guaranteed interest contract, at contract value EBP, Investment, Excluding Plan Interest in Master Trust, Fair and Contract Value Total investments There is no custom definition. Employee Benefit Plan, Receivables And Other Assets [Abstract] Receivables and other assets: EBP, Note Receivable from Participant Notes receivable from participants EBP, Employer Contribution, Receivable Contribution receivable from Employer Amount of receivables and other assets of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Receivables And Other Assets Total receivables and other assets EBP, Asset Total assets EBP, Liability [Abstract] Liabilities: EBP, Other Liability Other liabilities EBP, Liability Total liabilities EBP, Net Asset Available for Benefit Net assets available for benefits, End of year Net assets available for benefits, Beginning of year Total net assets available for benefits STATEMENTS OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] STATEMENTS OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS EBP, Change in Net Asset Available for Benefit, Increase [Abstract] Additions to net assets attributed to: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment Interest and dividends EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Total investment income EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Interest income on notes receivable from participants: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash Employer EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Participants EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Rollover EBP, Change in Net Asset Available for Benefit, Increase from Contribution Total contributions EBP, Change in Net Asset Available for Benefit, Increase Total additions EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Deductions from net assets attributed to: There is no custom definition. Employee Benefit Plan, Change In Net Asset Available For Benefit, Benefits Paid To Participants [Abstract] Benefits paid to participants: Amount of decrease in net asset available for benefit from payment of qualified rollover benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, withdrawal. Employee Benefit Plan, Change In Net Asset Available For Benefit, Decrease From Payment To Participant, Qualified Rollover Qualified rollover Amount of decrease in net asset available for benefit from payment of other benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, withdrawal. Employee Benefit Plan, Change In Net Asset Available For Benefit, Decrease From Payment To Participant, Other Benefits Other benefits EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease Total deductions EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Net increase PLAN DESCRIPTION EBP, Description of Plan [Table] EBP, Description of Plan [Line Items] PLAN TERMINATION PLAN TERMINATION EBP, Description of Plan [Text Block] PLAN DESCRIPTION SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES EBP, Accounting Policy [Table] EBP, Accounting Policy [Line Items] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES EBP, Summary of Accounting Policy [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES FAIR VALUE EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Line Items] FAIR VALUE EBP, Investment, Fair Value and NAV [Text Block] FAIR VALUE No definition available. INVESTMENTS Represents a table presenting information about investments held by the employee benefit plan, including investment types, fair values, units or shares held, and other related investment details as of the reporting date. Employee Benefit Plan, Investments [Table] Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Employee Benefit Plan, Investments [Line Items] INVESTMENTS The entire disclosure of investments held by the employee benefit plan, including descriptions of investment types, investment strategies, fair value information, concentrations, risks and uncertainties, and other related investment information. Employee Benefit Plan, Investments [Text Block] INVESTMENTS PARTY IN INTEREST TRANSACTIONS EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Line Items] PARTY IN INTEREST TRANSACTIONS EBP, Related Party and Party-in-Interest Transactions [Text Block] PARTY IN INTEREST TRANSACTIONS No definition available. PLAN TERMINATION EBP, Plan Termination [Text Block] PLAN TERMINATION INCOME TAX STATUS EBP, Tax Status [Table] EBP, Tax Status [Line Items] INCOME TAX STATUS EBP, Tax Status [Text Block] INCOME TAX STATUS No definition available. INVESTMENT CONTRACT WITH INSURANCE COMPANY Disclosure of information about investment contract with insurance company of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Investment Contract With Insurance Company [Table] Employee Benefit Plan, Investment Contract With Insurance Company [Table] Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Employee Benefit Plan, Investment Contract With Insurance Company [Line Items] INVESTMENT CONTRACT WITH INSURANCE COMPANY The entire disclosure for investment contract with insurance company of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Investment Contract With Insurance Company [Text Block] INVESTMENT CONTRACT WITH INSURANCE COMPANY SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Line Items] SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) EBP, Schedule of Asset Held for Investment [Text Block] SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) EBP, Basis of Accounting [Policy Text Block] Basis of Accounting EBP, Use of Estimate [Policy Text Block] Estimates Disclosure of employee benefit plan accounting policy for reclassification affecting comparability of financial statement. Employee Benefit Plan Prior Period Reclassification Adjustment Description Reclassifications EBP, Investment [Policy Text Block] Investment Valuation and Income Recognition EBP, Payment to Participant [Policy Text Block] Payment of Benefits EBP, Risk and Uncertainty [Policy Text Block] Risks and Uncertainties Disclosure of concentrations of investments, credit risk concentrations, issuer concentrations, industry concentrations, or other significant concentrations affecting the plan's investment portfolio. Employee Benefit Plan, Concentrations [Policy Text Block] Concentrations Disclosure of the accounting policies, valuation methods, contract provisions, participant withdrawal rights, and other information relating to fully benefit-responsive investment contracts held by the plan. Employee Benefit Plan, Fully Benefit-Responsive Investment Contracts [Policy Text Block] Fully Benefit-Responsive Investment Contracts EBP, Note Receivable from Participant [Policy Text Block] Notes Receivable EBP, Expense [Policy Text Block] Administrative Expenses EBP, Investment, Fair Value and NAV [Table Text Block] Schedule of Plan's Assets Fair Value Hierarchy Statistical Measurement [Axis] Statistical Measurement [Domain] Minimum [Member] Minimum Maximum [Member] Maximum EBP, Description, Available [true false] Plan description Period for enrollment in to the plan in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Enrollment Period Enrollment period Percentage of minimum pretax annual compensation that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), is permitted to contribute to total pretax annual compensation. Employee Benefit Plan, Participant Contribution, Pretax, Minimum Annual Compensation To Total Compensation, Percentage Pre tax contribution 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)). Employee Benefit Plan, Participant Contribution, Automatic, Increase in Deferral Rate Automatic increase in deferral percentage Maximum percentage of participant contribution applicable for automatic increase in deferral rate. Employee Benefit Plan, Participant Contribution, Automatic Increase, Maximum Deferral Rate Maximum automatic increase in deferral percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Maximum participant contributions Age specified by the employee benefit plan at which participants become eligible to make catch-up contributions under applicable plan provisions and statutory requirements. Employee Benefit Plan,. Catch-up Contribution Eligibility Age Age for contribution eligibility EBP, Employer Contribution, Matching Percentage Employer matching contributions EBP, Employer Contribution, Participant Compensation Matched, Percentage Employer matching contributions, Percentage of participants compensation Percentage of employer contributions on elective deferrals in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Employer Contribution, Elective Deferrals, Percentage Employer contribution, percentage of elective deferrals Percentage of elective deferrals on participants compensation in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Participants Compensation, Percentage Of Elective Deferrals Percentage of elective deferrals on participants compensation EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Noncash Discretionary bonus Represents the participant age requirement for distributions not subject to IRS-imposed penalty from employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Participant Age For Distributions Age requirement for distributions Percentage of distributions participants are entitled to up on retirement death and disability in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Retirement, Death And Disability, Participants Distribution Percentage Percentage of distributions Represents the participant age requirement for retirement in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Participant Retirement Age Participants retirement age Percentage of employer contributions vested to participants in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Employer Contributions, Vesting Percentage Vesting percentage Period for vesting of employer contributions to participants in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Employer Contributions, Vesting Period Vesting period Represents the minimum vested account balance required to make distributions with consent to participants up on termination in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Plan Termination, Minimum Account Balance Requirement For Distributions With Consent Minimum account balance for distributions with consent Represents the maximum vested account balance required for rollover to individual retirement account up on plan termination in in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Plan Termination, Maximum Account Balance Requirement For Rollover To Individual Retirement Account Maximum account balance for rollover to individual retirement account EBP, Employer, Common Stock, Class B [Member] Republic Bancorp, Inc. Common Stock (Class B) Incremental percentage that participant contributes in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Participant Contributions, Increments Percentage Participant incremental contribution percentage Percentage of cash dividend on common stock in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Cash Dividend, Percentage Cash dividend, percentage Number of votes per share in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Number Of Votes Per Share Number of votes per share EBP, Forfeited Nonvested Account Forfeited employer matching contributions EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Maximum participant borrowing percentage EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Minimum participant borrowings EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Maximum participant borrowings Number of loans outstanding in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Note Receivable From Participant Account, Number Of Loans Outstanding Number of outstanding loans Represents the participant loan term of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Note Receivable From Participant, Term Participant loan term Represents the percentage points added to the prime rate to compute the interest rate on participant loans. Employee Benefit Plan, Note Receivable From Participant, Basis Spread on Prime Rate Basis spread on prime rate (as a percent) Amount of loan origination fee deducted from participants account in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Note Receivable From Participant, Loan Origination Fee Loan origination fee Amount of annual loan maintenance fee deducted from participants account in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Note Receivable From Participant, Annual Loan Maintenance Fee Annual loan maintenance fee period during which loan repayments are suspended in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Note Receivable From Participant, Repayment Suspension Period Loan repayments suspension period EBP, Risk and Uncertainty, Concentration of Investment at Fair Value to Net Assets, Percentage Percentage of Plan's net assets available for benefits EBP, Note Receivable from Participant, Allowance for Credit Loss Allowance for credit losses Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 1 [Member] Level 1 Fair Value, Inputs, Level 2 [Member] Level 2 EBP, Investment Program, Single Participation Status [Extensible Enumeration] EBP, Investment Program, Single Participation Status [Extensible Enumeration] Amount of transfers between Level 1 and 2 of the fair value hierarchy in an employee benefit plan. E B P, Investment, Transfers Between Level 1 And Level 2 Transfers between Level 1 and 2 EBP, Related Party and Party-in-Interest [Axis] EBP, Related Party and Party-in-Interest [Domain] EBP, Trustee [Member] Empower Represents the information pertaining to a party-in-interest or related party that provides investment consulting or investment advisory services to the employee benefit plan. Employee Benefit Plan, Investing Consultant Service Provider [Member] Creative Planning HoldCo LLC (CPH) Represents the information pertaining to a party-in-interest or related party that provides brokerage or self-directed brokerage account services to the employee benefit plan. Employee Benefit Plan, Brokerage Service Provider [Member] Charles Schwab Employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Employer [Member] Company The amount of administrative expenses incurred by the employee benefit plan during the reporting period. Employee Benefit Plan, Administrative Expenses Administrative expenses The amount of fees incurred by the employee benefit plan for investment advisory, investment consulting, or investment management services during the reporting period. Employee Benefit Plan, Investment Advisor Fees Advisor fees EBP, Investment, Number of Shares Number of shares held EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Dividend income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Realized Gain (Loss) on Investment Net realized gains on investment Represents the percentage of vesting of participant accounts in the event of termination. Employee Benefit Plan, Vesting Percentage in Event of Termination Vesting percentage EBP, Tax Determination Letter, Obtained [true false] Determination letter obtained EBP, Tax Determination Letter, Date Determination letter date EBP, Tax Qualification Status [Extensible Enumeration] Tax qualification status Notice period required to terminate the investment contract associated with an employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Notice Period To Terminate Investment Contract Notice period for contract termination Extended notice period required to terminate the investment contract to avoid market value adjustment associated with an employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Employee Benefit Plan, Extended Notice Period To Terminate Investment Contract To Avoid Market Value Adjustment Extended notice period to avoid market value adjustment Represents information pertaining to other than self directed brokerage accounts but including investments at contract value. Employee Benefit Plan, Other Than Self Directed Brokerage Accounts But Including Investments At Contract Value [Member] Plan Investments Investment, Identifier [Axis] Entity Tax Identification Number Employer Identification Number EBP, Plan Number Plan Number EBP, Investment, Issuer Name [Extensible Enumeration] EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Fair Value EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Participant Loans EBP, Asset Held for Investment Total Assets Held for Investment EBP, Asset Held for Investment, Participant Loan, Interest Rate Participant Loans, interest rates EBP, Asset Held for Investment, Party-in-Interest [true false] EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration]