1001 - Document - Cover link:presentationLink link:definitionLink link:calculationLink 1002 - Statement - Statements of Net Assets Available For Benefits link:presentationLink link:definitionLink link:calculationLink 1003 - Statement - Statement of Changes in Net Assets Available For Benefits link:presentationLink link:definitionLink link:calculationLink 1004 - Disclosure - Description of the Plan link:presentationLink link:definitionLink link:calculationLink 1005 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:definitionLink link:calculationLink 1006 - Disclosure - Fair Value Measurements link:presentationLink link:definitionLink link:calculationLink 1007 - Disclosure - Federal income tax status link:presentationLink link:definitionLink link:calculationLink 1008 - Disclosure - Related party and party-in-interest transactions link:presentationLink link:definitionLink link:calculationLink 1009 - Disclosure - Limitation on corecivic stock elections and transfers into corecivic stock link:presentationLink link:definitionLink link:calculationLink 1010 - Disclosure - Delinquent employee deferral transmittals link:presentationLink link:definitionLink link:calculationLink 1011 - Disclosure - Secure act 2.0 link:presentationLink link:definitionLink link:calculationLink 1012 - Disclosure - Subsequent events link:presentationLink link:definitionLink link:calculationLink 1013 - Disclosure - Schedule H, Line 4(a) - Schedule of Delinquent Participant Contributions link:presentationLink link:definitionLink link:calculationLink 1014 - Disclosure - Schedule H, Line 4(i) - Schedule Of Assets (Held At End Of Year) link:presentationLink link:definitionLink link:calculationLink 1015 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:definitionLink link:calculationLink 1016 - Disclosure - Description of the Plan (Tables) link:presentationLink link:definitionLink link:calculationLink 1017 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 1018 - Disclosure - Description of the Plan - Schedule of Vesting Schedule for Employer Contributions (Detail) link:presentationLink link:definitionLink link:calculationLink 1019 - Disclosure - Description of the Plan - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1020 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1021 - Disclosure - Fair Value Measurements - Summary of the Plan's Assets at Fair Value (Detail) link:presentationLink link:definitionLink link:calculationLink 1022 - Disclosure - Fair Value Measurements - Summary of Investments Measured at Fair Value (Detail) link:presentationLink link:definitionLink link:calculationLink 1023 - Disclosure - Federal income tax status - Additional Information (Details) link:presentationLink link:definitionLink link:calculationLink 1024 - Disclosure - Related party and party-in-interest transactions - Additional Information (Details) link:presentationLink link:definitionLink link:calculationLink 1025 - Disclosure - Limitation on corecivic stock elections and transfers into corecivic stock - Additional Information (Details) link:presentationLink link:definitionLink link:calculationLink 1026 - Disclosure - Delinquent employee deferral transmittals - Additional Information (Details) link:presentationLink link:definitionLink link:calculationLink 1027 - Disclosure - Schedule H, Line 4(a) - Schedule of Delinquent Participant Contributions (Details) link:presentationLink link:definitionLink link:calculationLink 1028 - Disclosure - Schedule H, Line 4(i) - Schedule Of Assets (Held At End Of Year) (Details) link:presentationLink link:definitionLink link:calculationLink 1029 - Disclosure - Schedule H, Line 4(i) - Schedule Of Assets (Held At End Of Year) (Details) Alternate link:presentationLink link:definitionLink link:calculationLink Cover [Abstract] Document Information [Table] Document Information [Line Items] Amendment Flag Current Fiscal Year End Date Document Fiscal Period Focus Document Fiscal Year Focus Document Period End Date Document Type Entity Central Index Key Entity Registrant Name Legal Entity [Axis] Entity [Domain] EBP 001 [Member] EBP, Statement of Net Asset Available for Benefit [Abstract] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Asset [Abstract] ASSETS: EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value INVESTMENTS, at fair value Employee benefit plan, investment, fair value, total EBP, Net Asset Available for Benefit NET ASSETS AVAILABLE FOR BENEFITS End of year Beginning of year EBP, Receivable [Abstract] RECEIVABLES: EBP, Employer Contribution, Receivable Employer contributions EBP, Note Receivable from Participant Notes receivable from participants EBP, Receivable Total receivables EBP, Statement of Change in Net Asset Available for Benefit [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] DEDUCTIONS: EBP, Change in Net Asset Available for Benefit, Decrease Total deductions EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Benefits paid to participants EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Net increase in assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase [Abstract] ADDITIONS: EBP, Change in Net Asset Available for Benefit, Increase Total additions 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 (Decrease) from Income (Loss) on Investment Total investment income EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Dividends EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] CONTRIBUTIONS: EBP, Change in Net Asset Available for Benefit, Increase from Contribution Total 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 Participant EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Rollover 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, Description of Plan and Accounting Change [Abstract] EBP, Description of Plan [Table] EBP, Description of Plan [Line Items] EBP, Description of Plan [Text Block] Description of the Plan EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] EBP, Accounting Policy [Table] EBP, Accounting Policy [Line Items] EBP, Summary of Accounting Policy [Text Block] Summary of Significant Accounting Policies EBP, Investment, Fair Value and NAV [Abstract] EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Text Block] Fair Value Measurements EBP, Tax Status [Abstract] EBP, Tax Status [Table] EBP, Tax Status [Line Items] EBP, Tax Status [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Text Block] Employee Benefit Plan Limitation On Corecivic Stock Elections And Transfers Into Corecivic Stock [Abstract] Employee Benefit Plan Limitation On Corecivic Stock Elections And Transfers Into Corecivic Stock [Table] Employee Benefit Plan Limitation On Corecivic Stock Elections And Transfers Into Corecivic Stock [Line Items] Employee Benefit Plan Limitation On Corecivic Stock Elections And Transfers Into Corecivic Stock [Table Text Block] Employee Benefit Plan Limitation On Corecivic Stock Elections And Transfers Into Corecivic Stock Text Block. EBP, Schedule of Delinquent Participant Contribution [Abstract] EBP, Schedule of Delinquent Participant Contribution [Table] EBP, Schedule of Delinquent Participant Contribution [Line Items] Employee Benefit Plan Schedule Of Delinquent Participant Contribution [Text Block] DELINQUENT EMPLOYEE DEFERRAL TRANSMITTALS Employee Benefit Plan Schedule Of Delinquent Participant Contribution Text Block. Employee Benefit Plan Secure Act [Abstract] Employee Benefit Plan Secure Act [Table] Employee Benefit Plan Secure Act [Line Items] Employee Benefit Plan Secure Act [Text Block] SECURE Act 2.0 Employee Benefit Plan Secure Act Text Block. EBP, Subsequent Event [Abstract] EBP, Subsequent Event [Table] EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Text Block] SUBSEQUENT EVENTS Employee Benefit Plan Delinquent Participant Contribution [Table Text Block] Schedule H, Line 4(a) - Schedule of Delinquent Participant Contributions Employee benefit plan delinquent participant contribution. EBP, Schedule of Asset Held for Investment [Abstract] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Line Items] Employee Benefit Plan Schedule Of Asset Held For Investments [Table Text Block] SCHEDULE H, LINE 4(i) - SCHEDULE OF ASSETS (HELD AT END OF YEAR) Employee benefit plan schedule of asset held for investments. EBP, Risk and Uncertainty [Policy Text Block] Risks, Uncertainties and Concentrations EBP, Basis of Accounting [Policy Text Block] Basis of Accounting EBP, Contribution [Policy Text Block] Contributions EBP, Expense [Policy Text Block] Administrative Expenses EBP, Investment [Policy Text Block] Investment Valuation and Income Recognition EBP, Note Receivable from Participant [Policy Text Block] Notes Receivable from Participants EBP, Payment to Participant [Policy Text Block] Payment of Benefits EBP, Use of Estimate [Policy Text Block] Use of Estimates Ebp Employer Contribution Percentage [Table Text Block] Schedule of vesting schedule for employer contributions EBP employer contribution percentage . EBP, Investment, Fair Value and NAV [Table Text Block] Summary of the plan's assets at fair value Employee Benefit Plan Investments Measured at Fair Value Based on Net Asset Value [Table Text Block] Summary of investments measured at fair value Employee Benefit Plan Investments Measured at Fair Value Based on Net Asset Value. Ebp Employer Contribution For Five Years Or More Percentage Five years or more EBP employer contribution for five years or more percentage. Ebp Employer Contribution For Four Years Percentage Four years EBP employer contribution for four years percentage. Ebp Employer Contribution For Three Years Percentage Three years EBP employer contribution for three years percentage. Ebp Employer Contribution For Two Years Percentage Two years EBP employer contribution for two years percentage. Ebp Employer Contribution Less Than Two Years Percentage Less than two years EBP employer contribution less than two years percentage. EBP Participant Contribution Vesting Percentage EBP, Participant Contribution Vesting Percentage EBP participant contribution vesting percentage. EBP Prime Rate Interest Loan EBP, Prime Rate Interest Loan EBP prime rate interest loan. EBP, Employer Contribution, Matching Percentage EBP, Employer Contribution, Matching Percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Forfeited Nonvested Account EBP, Forfeited Nonvested Account EBP, Forfeited Nonvested Account, Decrease from Administrative Expense EBP, Forfeited Nonvested Account, Decrease from Administrative Expense EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Asset Held for Investment, Participant Loan, Interest Rate Statistical Measurement [Axis] Statistical Measurement [Domain] Maximum [Member] Minimum [Member] EBP, Risk and Uncertainty, Concentration of Investment at Fair Value to Total Investments, Percentage Forfeitures Available For Reallocation or Expenses Forfeitures Available For Reallocation Or Expenses. Forfeitures Used For Plan Administrative Expenses Forfeitures Used For Plan Administrative Expenses. Investment Type [Axis] Investments [Domain] Fidelity Advisor Equity Growth Z [Member] Vanguard Institutional Index Fund [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value Measured at Net Asset Value Per Share [Member] Common Stock [Member] Investments measured at Net Asset Value (NAV) [Member] Mutual Fund [Member] EBP, Fair Value, Investment, NAV [Abstract] Ebp Fair Value Investment Nav [Table] Ebp Fair Value Investment Nav [Line Items] EBP, Fair Value, Investment, NAV, Redemption, Description EBP, Fair Value, Investment, NAV, Redemption, Notice Period Investments Measured At Net Asset Value Investments Measured At Net Asset Value. Common Collective Trust [Member] EBP, Pooled Separate Account [Member] EBP, Tax Determination Letter, Date EBP, Tax Determination Letter, Date EBP, Investment, Number of Shares Employee benefit plan, investment, number of shares EBP, Investment, Purchased, Number of Shares Employee benefit plan investment number of shares purchased EBP, Investment, Sold, Number of Shares Employee benefit plan investment number of shares sold EBP, Employer, Common Stock [Member] Employee Benefit Plan Newly Contribution Plan Common Stock Percentage Employee Benefit Plan Newly Contribution Plan Common Stock Percentage Employee Benefit Plan Newly Contribution Plan Common Stock Percentage. Employee Benefit Plan Newly Contribution Plan Percentage Employee Benefit Plan Newly Contribution Plan Percentage Employee Benefit Plan Newly Contribution Plan Percentage. EBP, Schedule of Delinquent Participant Contribution, Corrected Outside VFCP EBP, Schedule of Delinquent Participant Contribution, Corrected Outside VFCP EBP, Schedule of Delinquent Participant Contribution, Not Corrected EBP, Schedule of Delinquent Participant Contribution, Not Corrected EBP, Plan Number EBP, Schedule of Delinquent Participant Contribution, Corrected EBP, Schedule of Delinquent Participant Contribution, Late Repayment Included [true false] EBP, Schedule of Delinquent Participant Contribution, Pending Correction in VFCP Entity Tax Identification Number EBP, Participant-Directed and Nonparticipant-Directed Status [Axis] EBP, Participant-Directed and Nonparticipant-Directed Status [Domain] EBP Asset Held For Investment Participant Loan Cost EBP Asset Held For Investment Participant Loan Cost E B P Asset Held For Investment Participant Loan Cost EBP, Asset Held for Investment EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution EBP, Asset Held for Investment, Party-in-Interest [true false] EBP, Investment, Issuer Name [Extensible Enumeration] EBP, Investment, Current Value, Type [Extensible Enumeration] Investment, Identifier [Axis] Investment, Issuer Name [Axis] Investment, Issuer Name [Domain] Advisor Equity Growth Z [Member] American Balanced R6 [Member] CoreCivic, Inc. [Member] EuroPacific Growth SA [Member] Explorer Adm [Member] Institutional Index Fund [Member] Lifepath Index 2030 K [Member] Lifepath Index 2040 K [Member] Lifepath Index 2050 K [Member] Lifepath Index 2060 K [Member] Lifepath Index Retirement K [Member] Mid Cap Growth R6 [Member]