75000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - Statements of Net Assets Available for Benefits (Modified Cash Basis) link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - Statement of Changes in Net Assets Available for Benefits (Modified Cash Basis) link:presentationLink link:calculationLink link:definitionLink 75030 - Disclosure - Plan Description link:presentationLink link:calculationLink link:definitionLink 75040 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 75050 - Disclosure - Investments in Insurance Contracts link:presentationLink link:calculationLink link:definitionLink 75060 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 75070 - Disclosure - Plan Termination link:presentationLink link:calculationLink link:definitionLink 75080 - Disclosure - Tax Status of Plan link:presentationLink link:calculationLink link:definitionLink 75090 - Disclosure - Parties-in-Interest link:presentationLink link:calculationLink link:definitionLink 75100 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Modified Cash Basis) link:presentationLink link:calculationLink link:definitionLink 75110 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 75120 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 75130 - Disclosure - Plan Description - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75140 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75150 - Disclosure - Fair Value Measurements - Schedule of Investments Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 75160 - Disclosure - Fair Value Measurements - Schedule of Fair Value Investments Estimated Using Net Asset Value Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 75170 - Disclosure - Investments in Insurance Contracts - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75180 - Disclosure - Plan Termination - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75190 - Disclosure - Tax Status of Plan - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75200 - Disclosure - Parties-in-Interest - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75210 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Modified Cash Basis) (Details) link:presentationLink link:calculationLink link:definitionLink 75210 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Modified Cash Basis) (Details) [Default] link:presentationLink link:calculationLink link:definitionLink EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Notes receivable from participants, account, maximum borrowing, to total account, percentage Participant note receivable, days past due to be considered delinquent Employee Benefit Plan Note Receivable from Participant Account Delinquent Days Past Due Employee benefit plan note receivable from participant account delinquent days past due. EBP, Forfeited Nonvested Account, Decrease from Employer Contribution Amount of forfeitures used to offset employer contributions EBP, Subsequent Event [Policy Text Block] Subsequent events Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense EBP, Net Asset Available for Benefit Net assets available for benefits Net assets available for benefits at beginning of year Net assets available for benefits at end of year Minimum [Member] Minimum EBP Maximum Eligible Age of Participant EBP maximum eligible age of participant. Maximum eligible age of participant EBP, Employer Contribution, Matching Percentage Employee benefit plan, employer contribution EBP, Schedule of Asset Held for Investment [Table] EBP, Tax Status [Line Items] EBP, Payment to Participant [Policy Text Block] Benefits paid to participants EBP, Risk and Uncertainty [Policy Text Block] Risks and uncertainties EBP, Description of Plan and Accounting Change [Abstract] EBP, Fully Benefit-Responsive Investment Contract [Table] Employee Benefit Plans Profit Sharing Contribution Vesting Requisite Service Period Employee benefit plans, profit sharing contribution, vesting, requisite service period. Employee benefit plans, profit sharing contribution, vesting, requisite service period Administrative expense EBP, Forfeited Nonvested Account, Decrease from Administrative Expense Document Period End Date Document Information [Table] EBP, Contribution [Abstract] Employee Benefit Plan, Maximum Contribution Amount Employee benefit plan, maximum contribution amount. Employee benefit plan, maximum contribution amount Current value 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] Investments [Domain] EBP, Statement of Net Asset Available for Benefit [Abstract] Profit-sharing contribution EBP, Employer Contribution, Receivable Employee Benefit Plan Vesting Percentage Employee benefit plan vesting percentage. Participants accounts vested percentage EBP, Note Receivable from Participant Notes receivable from participants EBP, Fully Benefit-Responsive Investment Contract [Text Block] Investments in Insurance Contracts Tax Status of Plan EBP, Tax Status [Text Block] Total liabilities EBP, Liability EBP Minimum Eligible Service Duration of Participant EBP minimum eligible service duration of participant. Minimum eligible service duration of participant EBP, Use of Estimate [Policy Text Block] Use of estimates EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash, Total Employer matching and discretionary contributions EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Investment income: EBP, Accounting Policy [Table] Investments valuation and income recognition EBP, Investment [Policy Text Block] Redemption Frequency Employee Benefit Plan Redemption Frequency Employee benefit plan redemption frequency. EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Interest on notes receivable from participants Statistical Measurement [Axis] Money Market Funds [Member] Money Market Funds Employee Benefit Plan Investment Termination of Employment, Vested Account Balance Employee benefit plan investment termination of employment vested account balance. Terminated employees vested account balance EBP, Basis of Accounting [Policy Text Block] Basis of accounting Level 3 Fair Value, Inputs, Level 3 [Member] EBP, Investment, Fair Value and NAV [Table Text Block] Schedule of Investments Measured at Fair Value on a Recurring Basis EBP, Tax Qualification Status [Extensible Enumeration] EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Participant loans, Current value EBP, Change in Net Asset Available for Benefit, Increase Total additions Number of years of service in vesting of employee contribution Employee Benefit Plan Number of Years of Service in Vesting of Employee Contribution Employee benefit plan number of years of service in vesting of employee contribution. Fair Value Hierarchy and NAV [Axis] EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Deductions: EBP, Description of Plan [Line Items] Putnam Large Cap Value Putnam Large Cap Value [Member] Putnam large cap value. EBP, Change in Net Asset Available for Benefit, Increase from Contribution Total contributions Document Fiscal Period Focus EBP, Participant Contribution, Automatic, Deferral Rate Deferral rate EBP, Employer, Common Stock [Member] Employer, Common Stock [Member] EBP, Schedule of Asset Held for Investment [Abstract] EBP, Change in Net Asset Available for Benefit, Decrease Total deductions EBP, Liability [Abstract] Liabilities: EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Investment, Issuer Name EBP, Investment, Issuer Name [Extensible Enumeration] Employee Benefit Plan Investment Estimated Using Net Asset Value Per Share [Table Text Block] Employee benefit plan investment estimated using net asset value per share. Schedule of Fair Value Investments Estimated Using Net Asset Value Per Share EBP, Accrued Expense Accrued expenses EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Notes receivable from participants, maximum borrowing amount Fair Value, Inputs, Level 1 [Member] Level 1 Investment Type [Axis] EBP Minimum Eligible Age of Participant EBP minimum eligible age of participant. Minimum eligible age of participant EBP, Note Receivable from Participant, Account, Setup Fee Payable, Amount EBP, note receivable from participant, account, setup fee payable, amount. Set-up fee payable amount EBP, Investment, Current Value, Type [Extensible Enumeration] Common Stock [Member] Common Stock Statistical Measurement [Domain] EBP, Fully Benefit-Responsive Investment Contract [Line Items] Entity Central Index Key EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Summary of Accounting Policy [Text Block] Summary of Significant Accounting Policies Current Fiscal Year End Date EBP, Plan Termination [Text Block] Plan Termination Fair Value, Inputs, Level 2 [Member] Level 2 EBP, Statement of Net Asset Available for Benefit [Table] EBP, Accounting Policy [Line Items] EBP, Investment, Fair Value and NAV [Abstract] Fully benefit-responsive investment contracts at contract value EBP, Investment, Excluding Plan Interest in Master Trust, Contract Value Employee Benefit Plan Redemption Notice Period Employee benefit plan redemption notice period. Redemption Notice Period Fair Value Hierarchy and NAV [Domain] EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment, Total Interest and dividends EBP Minimum Eligible Service Term of Participant EBP minimum eligible service term of participant. Minimum eligible service term of participant Employee Benefit Plans Profit Sharing Contribution Vesting Description Employee benefit plan employer profit sharing contribution. Employee benefit plans, profit sharing contribution, vesting description Collective Trust Funds [Member] Collective trust funds. Collective Trust Funds EBP, Related Party and Party-in-Interest Transactions [Text Block] Parties-in-Interest EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Net increase EBP, Asset [Abstract] Assets: Document Type EBP, Description of Plan [Table] EBP, Contribution [Policy Text Block] Contributions EBP, Contribution [Table] Employee contributions EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover EBP, Statement of Change in Net Asset Available for Benefit [Abstract] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment, Total Net appreciation in fair value of investments Entity Registrant Name EBP, Related Party and Party-in-Interest Transactions [Table] Dividend income EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Plan Description EBP, Description of Plan [Text Block] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] EBP, Plan Name Employee Benefit Plan Investment Contribution Increment Employee benefit plan investment contribution increment. Increment percentage Number of Shares EBP, Investment, Number of Shares Employee Benefit Plan Unfunded Commitment Employee benefit plan unfunded commitment. Unfunded Commitment EBP, Plan Number EBP, Contribution [Line Items] Total investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Total investments EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value, Ending Balance EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value, Beginning Balance EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value, Total Fair Value Investments at fair value EBP, Tax Status [Abstract] Employee Benefit Plan Forfeitures [Policy Text Block] Employee benefit plan forfeitures. Forfeitures Mutual Fund [Member] Mutual Funds EBP, Noninterest-Bearing Cash Cash EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Benefits paid and withdrawals EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Forfeited Nonvested Account Forfeited nonvested account Entity Tax Identification Number EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Minimum amount participants may borrow from the plan EBP, Note Receivable from Participant [Policy Text Block] Notes receivable from participants Entity [Domain] Purchase of company stock EBP, Investment Acquired, Excluding Plan Interest in Master Trust, Cost EBP, Schedule of Asset Held for Investment [Text Block] Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Modified Cash Basis) EBP, Related Party and Party-in-Interest Transactions [Line Items] Maximum Maximum [Member] EBP, Investment, Fair Value and NAV [Text Block] Fair Value Measurements EBP, Asset Total assets Total assets Sale of company stock EBP, Investment Sold, Excluding Plan Interest in Master Trust, Selling Price Document Fiscal Year Focus Notes receivable interest rate from participants accounts Employee Benefit Plan Notes Receivable from Participants Variable Rate Employee benefit plan notes receivable from participants variable rate. EBP, Change in Net Asset Available for Benefit, Increase [Abstract] Additions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Contributions: EBP, Fully Benefit-Responsive Investment Contract [Abstract] Lazard Emerging Markets Managed Volatility Lazard Emerging Markets Managed Volatility [Member] Lazard emerging markets managed volatility. Amendment Flag EBP 011 [Member] EBP 011. EBP 011 EBP, Tax Determination Letter, Obtained [true false] EBP, Tax Determination Letter, Obtained [true false] EBP Minimum Eligible Service Hours of Participant EBP minimum eligible service hours of participant. Minimum eligible service hours of participant EBP, Tax Status [Table] Investments Measured at NAV Fair Value Measured at Net Asset Value Per Share [Member] Investment, Identifier [Axis] EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Employee rollover contributions EBP, Statement of Change in Net Asset Available for Benefit [Line Items] Legal Entity [Axis] Employee Benefit Plan Crediting Rate Employee benefit plan crediting rate. Crediting rate EBP, Asset Held for Investment, Party-in-Interest [true false] Cover [Abstract] EBP, Asset Held for Investment Total Assets EBP, Investment, Fair Value and NAV [Table] EBP, Schedule of Asset Held for Investment [Line Items] Investments Measured at Fair Value Investments Measured at Fair Value [Member] Investments measured at fair value. EBP, Investment, Fair Value and NAV [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Table] Employee Benefit Plan Note Receivable from Participant Account Maximum Repayment Term Years EBP, note receivable from participant account maximum repayment term years. Notes receivable from participants, maximum repayment term years Employee Benefit Plan, Termination of Employment Account Balance Employee benefit plan termination of employment, account balance. Termination of employment, account balance Document Information [Line Items] Employee Benefit Plan Employer Contribution Receivable Prior Year Employee Benefit Plan Employer contribution receivable prior year. Profit-sharing contribution prior period Dimensional Fund Advisors [Member] Putnam Fiduciary Trust Company. Fidelity Management Company [Member] Great Gray Trust. First American Funds. Fidelity Management Trust [Member] Great Gray Trust [Member] Invesco [Member] Ennis Common Stock. MML Investment Advisors, LLC [Member] First American Funds [Member] MML Investment Advisors, LLC. Putnam Fiduciary Trust Company [Member] Fidelity Management Company. Invesco. Fidelity Management Trust. Dimensional Fund Advisors. Ennis Common Stock [Member]