3.26.1 html 137 110 1 false 23 0 false 5 false false R1.htm 75000 - Document - Document and Entity Information Sheet http://www.bankplus.net/20251231/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 75010 - Statement - Statements of Net Assets Available for Benefits Sheet http://www.bankplus.net/20251231/taxonomy/role/StatementStatementsOfNetAssetsAvailableForBenefits Statements of Net Assets Available for Benefits Statements 2 false false R3.htm 75020 - Statement - Statement of Changes in Net Assets Available for Benefits Sheet http://www.bankplus.net/20251231/taxonomy/role/StatementStatementOfChangesInNetAssetsAvailableForBenefits Statement of Changes in Net Assets Available for Benefits Statements 3 false false R4.htm 75030 - Disclosure - Description of the Plan Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureDescriptionOfThePlan Description of the Plan Notes 4 false false R5.htm 75040 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 5 false false R6.htm 75050 - Disclosure - Investments Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureInvestments Investments Notes 6 false false R7.htm 75060 - Disclosure - Net Assets of Nonparticipant-directed Investments Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureNetAssetsOfNonparticipantdirectedInvestments Net Assets of Nonparticipant-directed Investments Notes 7 false false R8.htm 75070 - Disclosure - Contributions Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureContributions Contributions Notes 8 false false R9.htm 75080 - Disclosure - Parties-in-interest Transactions Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosurePartiesininterestTransactions Parties-in-interest Transactions Notes 9 false false R10.htm 75090 - Disclosure - Fair Value of Plan Assets Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssets Fair Value of Plan Assets Notes 10 false false R11.htm 75100 - Disclosure - Risks and Uncertainties Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureRisksAndUncertainties Risks and Uncertainties Notes 11 false false R12.htm 75110 - Disclosure - Schedule of Assets (Held at End of Year) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfAssetsHeldAtEndOfYear1 Schedule of Assets (Held at End of Year) Notes 12 false false R13.htm 75120 - Disclosure - Schedule of Reportable Transactions Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfReportableTransactions1 Schedule of Reportable Transactions Notes 13 false false R14.htm 75130 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.bankplus.net/20251231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 14 false false R15.htm 75140 - Disclosure - Investments (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureInvestmentsTables Investments (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureInvestments 15 false false R16.htm 75150 - Disclosure - Net Assets of Nonparticipant-directed Investments (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureNetAssetsOfNonparticipantdirectedInvestmentsTables Net Assets of Nonparticipant-directed Investments (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureNetAssetsOfNonparticipantdirectedInvestments 16 false false R17.htm 75160 - Disclosure - Contributions (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureContributionsTables Contributions (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureContributions 17 false false R18.htm 75170 - Disclosure - Parties-in-interest Transactions (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosurePartiesininterestTransactionsTables Parties-in-interest Transactions (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosurePartiesininterestTransactions 18 false false R19.htm 75180 - Disclosure - Fair Value of Plan Assets (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssetsTables Fair Value of Plan Assets (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssets 19 false false R20.htm 75190 - Disclosure - Schedule of Assets (Held at End of Year) (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfAssetsHeldAtEndOfYearTables Schedule of Assets (Held at End of Year) (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfAssetsHeldAtEndOfYear1 20 false false R21.htm 75200 - Disclosure - Schedule of Reportable Transactions (Tables) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfReportableTransactionsTables Schedule of Reportable Transactions (Tables) Tables http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfReportableTransactions1 21 false false R22.htm 75210 - Disclosure - Description of the Plan - Additional Information (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureDescriptionOfThePlanAdditionalInformationDetails Description of the Plan - Additional Information (Details) Details 22 false false R23.htm 75220 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails Summary of Significant Accounting Policies - Additional Information (Details) Details 23 false false R24.htm 75230 - Disclosure - Investments - Summary of Plan's Investment in Company's Common Stock (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureInvestmentsSummaryOfPlansInvestmentInCompanysCommonStockDetails Investments - Summary of Plan's Investment in Company's Common Stock (Details) Details 24 false false R25.htm 75240 - Disclosure - Investments - Summary of Participant-Directed and Nonparticipant-Directed Investments in Company Common Stock (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureInvestmentsSummaryOfParticipantdirectedAndNonparticipantdirectedInvestmentsInCompanyCommonStockDetails Investments - Summary of Participant-Directed and Nonparticipant-Directed Investments in Company Common Stock (Details) Details 25 false false R26.htm 75250 - Disclosure - Net Assets of Nonparticipant-directed Investments - Summary of Net Assets (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureNetAssetsOfNonparticipantdirectedInvestmentsSummaryOfNetAssetsDetails Net Assets of Nonparticipant-directed Investments - Summary of Net Assets (Details) Details 26 false false R27.htm 75260 - Disclosure - Net Assets of Nonparticipant-directed Investments - Schedule of Net Assets and Significant Components of Changes in Net Assets Relating to Nonparticipant Directed Investments (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureNetAssetsOfNonparticipantdirectedInvestmentsScheduleOfNetAssetsAndSignificantComponentsOfChangesInNetAssetsRelatingToNonparticip Net Assets of Nonparticipant-directed Investments - Schedule of Net Assets and Significant Components of Changes in Net Assets Relating to Nonparticipant Directed Investments (Details) Details 27 false false R28.htm 75270 - Disclosure - Contributions - Summary of Contributions to the Plan (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureContributionsSummaryOfContributionsToThePlanDetails Contributions - Summary of Contributions to the Plan (Details) Details 28 false false R29.htm 75280 - Disclosure - Parties-in-interest Transactions - Summary of Parties-in-Interest Balances (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosurePartiesininterestTransactionsSummaryOfPartiesininterestBalancesDetails Parties-in-interest Transactions - Summary of Parties-in-Interest Balances (Details) Details 29 false false R30.htm 75290 - Disclosure - Parties-in-interest Transactions - Additional Information (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosurePartiesininterestTransactionsAdditionalInformationDetails Parties-in-interest Transactions - Additional Information (Details) Details 30 false false R31.htm 75300 - Disclosure - Fair Value of Plan Assets - Summary of Fair Value Measurements of Assets Recognized (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssetsSummaryOfFairValueMeasurementsOfAssetsRecognizedDetails Fair Value of Plan Assets - Summary of Fair Value Measurements of Assets Recognized (Details) Details 31 false false R32.htm 75310 - Disclosure - Fair Value of Plan Assets - Additional Information (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssetsAdditionalInformationDetails Fair Value of Plan Assets - Additional Information (Details) Details 32 false false R33.htm 75320 - Disclosure - Fair Value of Plan Assets - Summary of Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements Recognized (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureFairValueOfPlanAssetsSummaryOfReconciliationOfBeginningAndEndingBalancesOfRecurringFairValueMeasurementsRecognizedDetails Fair Value of Plan Assets - Summary of Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements Recognized (Details) Details 33 false false R34.htm 75330 - Disclosure - Schedule of Assets (Held at End of Year) (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfAssetsHeldAtEndOfYearDetails Schedule of Assets (Held at End of Year) (Details) Details http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfAssetsHeldAtEndOfYearTables 34 false false R35.htm 75340 - Disclosure - Schedule of Reportable Transactions (Details) Sheet http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfReportableTransactionsDetails Schedule of Reportable Transactions (Details) Details http://www.bankplus.net/20251231/taxonomy/role/DisclosureScheduleOfReportableTransactionsTables 35 false false All Reports Book All Reports ck0001118004-20251231.htm ck0001118004-20251231.xsd http://fasb.org/us-gaap-ebp/2025 http://xbrl.sec.gov/dei/2025 false false