3.25.4 html 392 438 1 false 174 0 false 11 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.saulcenters.com/role/CoverPage Cover Page Cover 1 false false R2.htm 0000002 - Document - Audit Information Sheet http://www.saulcenters.com/role/AuditInformation Audit Information Cover 2 false false R3.htm 9952151 - Statement - Consolidated Balance Sheets Sheet http://www.saulcenters.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 3 false false R4.htm 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.saulcenters.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 4 false false R5.htm 9952153 - Statement - Consolidated Statements of Operations Sheet http://www.saulcenters.com/role/ConsolidatedStatementsofOperations Consolidated Statements of Operations Statements 5 false false R6.htm 9952154 - Statement - Consolidated Statements of Comprehensive Income Sheet http://www.saulcenters.com/role/ConsolidatedStatementsofComprehensiveIncome Consolidated Statements of Comprehensive Income Statements 6 false false R7.htm 9952155 - Statement - Consolidated Statements of Equity Sheet http://www.saulcenters.com/role/ConsolidatedStatementsofEquity Consolidated Statements of Equity Statements 7 false false R8.htm 9952156 - Statement - Consolidated Statements of Equity (Parenthetical) Sheet http://www.saulcenters.com/role/ConsolidatedStatementsofEquityParenthetical Consolidated Statements of Equity (Parenthetical) Statements 8 false false R9.htm 9952157 - Statement - Consolidated Statements of Cash Flows Sheet http://www.saulcenters.com/role/ConsolidatedStatementsofCashFlows Consolidated Statements of Cash Flows Statements 9 false false R10.htm 9952158 - Disclosure - Organization, Basis of Presentation Sheet http://www.saulcenters.com/role/OrganizationBasisofPresentation Organization, Basis of Presentation Notes 10 false false R11.htm 9952159 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.saulcenters.com/role/SummaryofSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 11 false false R12.htm 9952160 - Disclosure - Real Estate Sheet http://www.saulcenters.com/role/RealEstate Real Estate Notes 12 false false R13.htm 9952161 - Disclosure - Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership Sheet http://www.saulcenters.com/role/NoncontrollingInterestsHoldersofConvertibleLimitedPartnershipUnitsintheOperatingPartnership Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership Notes 13 false false R14.htm 9952162 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCosts Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs Notes 14 false false R15.htm 9952163 - Disclosure - Lease Agreements Sheet http://www.saulcenters.com/role/LeaseAgreements Lease Agreements Notes 15 false false R16.htm 9952164 - Disclosure - Long-Term Lease Obligations Sheet http://www.saulcenters.com/role/LongTermLeaseObligations Long-Term Lease Obligations Notes 16 false false R17.htm 9952165 - Disclosure - Equity and Noncontrolling Interest Sheet http://www.saulcenters.com/role/EquityandNoncontrollingInterest Equity and Noncontrolling Interest Notes 17 false false R18.htm 9952166 - Disclosure - Related Party Transactions Sheet http://www.saulcenters.com/role/RelatedPartyTransactions Related Party Transactions Notes 18 false false R19.htm 9952167 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectors Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors Notes 19 false false R20.htm 9952168 - Disclosure - Fair Value of Financial Instruments Sheet http://www.saulcenters.com/role/FairValueofFinancialInstruments Fair Value of Financial Instruments Notes 20 false false R21.htm 9952169 - Disclosure - Derivatives and Hedging Activities Sheet http://www.saulcenters.com/role/DerivativesandHedgingActivities Derivatives and Hedging Activities Notes 21 false false R22.htm 9952170 - Disclosure - Commitments and Contingencies Sheet http://www.saulcenters.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 22 false false R23.htm 9952171 - Disclosure - Distributions Sheet http://www.saulcenters.com/role/Distributions Distributions Notes 23 false false R24.htm 9952172 - Disclosure - Business Segments Sheet http://www.saulcenters.com/role/BusinessSegments Business Segments Notes 24 false false R25.htm 9952173 - Disclosure - Subsequent Events Sheet http://www.saulcenters.com/role/SubsequentEvents Subsequent Events Notes 25 false false R26.htm 9952174 - Disclosure - Real Estate and Accumulated Depreciation Sheet http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciation Real Estate and Accumulated Depreciation Notes 26 false false R27.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 27 false false R28.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 28 false false R29.htm 995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 29 false false R30.htm 9955511 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.saulcenters.com/role/SummaryofSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.saulcenters.com/role/SummaryofSignificantAccountingPolicies 30 false false R31.htm 9955512 - Disclosure - Real Estate (Tables) Sheet http://www.saulcenters.com/role/RealEstateTables Real Estate (Tables) Tables http://www.saulcenters.com/role/RealEstate 31 false false R32.htm 9955513 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs (Tables) Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsTables Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs (Tables) Tables http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCosts 32 false false R33.htm 9955514 - Disclosure - Lease Agreements (Tables) Sheet http://www.saulcenters.com/role/LeaseAgreementsTables Lease Agreements (Tables) Tables http://www.saulcenters.com/role/LeaseAgreements 33 false false R34.htm 9955515 - Disclosure - Equity and Noncontrolling Interest Equity Weighted Average Shares Outstanding (Tables) Sheet http://www.saulcenters.com/role/EquityandNoncontrollingInterestEquityWeightedAverageSharesOutstandingTables Equity and Noncontrolling Interest Equity Weighted Average Shares Outstanding (Tables) Tables 34 false false R35.htm 9955516 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors (Tables) Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsTables Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors (Tables) Tables http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectors 35 false false R36.htm 9955517 - Disclosure - Derivatives and Hedging Activities (Tables) Sheet http://www.saulcenters.com/role/DerivativesandHedgingActivitiesTables Derivatives and Hedging Activities (Tables) Tables http://www.saulcenters.com/role/DerivativesandHedgingActivities 36 false false R37.htm 9955518 - Disclosure - Distributions (Tables) Sheet http://www.saulcenters.com/role/DistributionsTables Distributions (Tables) Tables http://www.saulcenters.com/role/Distributions 37 false false R38.htm 9955519 - Disclosure - Business Segments (Tables) Sheet http://www.saulcenters.com/role/BusinessSegmentsTables Business Segments (Tables) Tables http://www.saulcenters.com/role/BusinessSegments 38 false false R39.htm 9955520 - Disclosure - Organization, Basis of Presentation (Details) Sheet http://www.saulcenters.com/role/OrganizationBasisofPresentationDetails Organization, Basis of Presentation (Details) Details http://www.saulcenters.com/role/OrganizationBasisofPresentation 39 false false R40.htm 9955521 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details) Sheet http://www.saulcenters.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails Summary of Significant Accounting Policies - Narrative (Details) Details 40 false false R41.htm 9955522 - Disclosure - Real Estate - Schedule of Construction in Progress (Details) Sheet http://www.saulcenters.com/role/RealEstateScheduleofConstructioninProgressDetails Real Estate - Schedule of Construction in Progress (Details) Details 41 false false R42.htm 9955523 - Disclosure - Real Estate - Narrative (Details) Sheet http://www.saulcenters.com/role/RealEstateNarrativeDetails Real Estate - Narrative (Details) Details 42 false false R43.htm 9955524 - Disclosure - Real Estate - Amortization of Intangible Assets and Deferred Income Related to in Place Leases (Detail) Sheet http://www.saulcenters.com/role/RealEstateAmortizationofIntangibleAssetsandDeferredIncomeRelatedtoinPlaceLeasesDetail Real Estate - Amortization of Intangible Assets and Deferred Income Related to in Place Leases (Detail) Details 43 false false R44.htm 9955525 - Disclosure - Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership (Details) Sheet http://www.saulcenters.com/role/NoncontrollingInterestsHoldersofConvertibleLimitedPartnershipUnitsintheOperatingPartnershipDetails Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership (Details) Details http://www.saulcenters.com/role/NoncontrollingInterestsHoldersofConvertibleLimitedPartnershipUnitsintheOperatingPartnership 44 false false R45.htm 9955526 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Narrative (Details) Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsNarrativeDetails Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Narrative (Details) Details http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsTables 45 false false R46.htm 9955527 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Schedule of Revolving Credit Facility (Details) Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsScheduleofRevolvingCreditFacilityDetails Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Schedule of Revolving Credit Facility (Details) Details 46 false false R47.htm 9955528 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Scheduled Maturities of Debt, Including Scheduled Principal Amortization (Details) Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsScheduledMaturitiesofDebtIncludingScheduledPrincipalAmortizationDetails Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Scheduled Maturities of Debt, Including Scheduled Principal Amortization (Details) Details 47 false false R48.htm 9955529 - Disclosure - Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Schedule of Interest Expense and Amortization of Deferred Debt Costs (Details) Notes http://www.saulcenters.com/role/NotesPayableBankCreditFacilityInterestandAmortizationofDeferredDebtCostsScheduleofInterestExpenseandAmortizationofDeferredDebtCostsDetails Notes Payable, Bank Credit Facility, Interest and Amortization of Deferred Debt Costs - Schedule of Interest Expense and Amortization of Deferred Debt Costs (Details) Details 48 false false R49.htm 9955530 - Disclosure - Lease Agreements - Narrative (Details) Sheet http://www.saulcenters.com/role/LeaseAgreementsNarrativeDetails Lease Agreements - Narrative (Details) Details 49 false false R50.htm 9955531 - Disclosure - Lease Agreements - Schedule of Future contractual payments under noncancelable leases (Details) Sheet http://www.saulcenters.com/role/LeaseAgreementsScheduleofFuturecontractualpaymentsundernoncancelableleasesDetails Lease Agreements - Schedule of Future contractual payments under noncancelable leases (Details) Details 50 false false R51.htm 9955532 - Disclosure - Long-Term Lease Obligations - (Details) Sheet http://www.saulcenters.com/role/LongTermLeaseObligationsDetails Long-Term Lease Obligations - (Details) Details http://www.saulcenters.com/role/LongTermLeaseObligations 51 false false R52.htm 9955533 - Disclosure - Equity and Noncontrolling Interest - Narrative (Details) Sheet http://www.saulcenters.com/role/EquityandNoncontrollingInterestNarrativeDetails Equity and Noncontrolling Interest - Narrative (Details) Details 52 false false R53.htm 9955534 - Disclosure - Equity and Noncontrolling Interest - Schedule of Weighted Average Number of Shares (Details) Sheet http://www.saulcenters.com/role/EquityandNoncontrollingInterestScheduleofWeightedAverageNumberofSharesDetails Equity and Noncontrolling Interest - Schedule of Weighted Average Number of Shares (Details) Details 53 false false R54.htm 9955535 - Disclosure - Related Party Transactions - (Details) Sheet http://www.saulcenters.com/role/RelatedPartyTransactionsDetails Related Party Transactions - (Details) Details http://www.saulcenters.com/role/RelatedPartyTransactions 54 false false R55.htm 9955536 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Narrative (Details) Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsNarrativeDetails Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Narrative (Details) Details http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsTables 55 false false R56.htm 9955537 - Disclosure - Share-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Stock Options Issued (Details) Sheet http://www.saulcenters.com/role/SharebasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsScheduleofStockOptionsIssuedDetails Share-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Stock Options Issued (Details) Details 56 false false R57.htm 9955538 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Option Activity (Details) Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsScheduleofOptionActivityDetails Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Option Activity (Details) Details 57 false false R58.htm 9955539 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of 2025 restricted share awards (Details) Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsScheduleof2025restrictedshareawardsDetails Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of 2025 restricted share awards (Details) Details 58 false false R59.htm 9955540 - Disclosure - Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Restricted Stock Activity (Details) Sheet http://www.saulcenters.com/role/StockbasedEmployeeCompensationStockOptionPlansandDeferredCompensationPlanforDirectorsScheduleofRestrictedStockActivityDetails Stock-based Employee Compensation, Stock Option Plans, and Deferred Compensation Plan for Directors - Schedule of Restricted Stock Activity (Details) Details 59 false false R60.htm 9955541 - Disclosure - Fair Value of Financial Instruments (Details) Sheet http://www.saulcenters.com/role/FairValueofFinancialInstrumentsDetails Fair Value of Financial Instruments (Details) Details http://www.saulcenters.com/role/FairValueofFinancialInstruments 60 false false R61.htm 9955542 - Disclosure - Derivatives and Hedging Activities - Narrative (Details) Sheet http://www.saulcenters.com/role/DerivativesandHedgingActivitiesNarrativeDetails Derivatives and Hedging Activities - Narrative (Details) Details 61 false false R62.htm 9955543 - Disclosure - Derivatives and Hedging Activities - Schedule of Fair Value and Location of the Interest Rate Swaps, and the Effect of Designating the Interest Rate Swaps as Cash Flow Hedges (Details) Sheet http://www.saulcenters.com/role/DerivativesandHedgingActivitiesScheduleofFairValueandLocationoftheInterestRateSwapsandtheEffectofDesignatingtheInterestRateSwapsasCashFlowHedgesDetails Derivatives and Hedging Activities - Schedule of Fair Value and Location of the Interest Rate Swaps, and the Effect of Designating the Interest Rate Swaps as Cash Flow Hedges (Details) Details 62 false false R63.htm 9955544 - Disclosure - Derivatives and Hedging Activities - Schedule of Location in the Financial Statements of the Gain or Loss Recognized on Interest Rate Derivatives Designated as Cash Flow Hedges (Details) Sheet http://www.saulcenters.com/role/DerivativesandHedgingActivitiesScheduleofLocationintheFinancialStatementsoftheGainorLossRecognizedonInterestRateDerivativesDesignatedasCashFlowHedgesDetails Derivatives and Hedging Activities - Schedule of Location in the Financial Statements of the Gain or Loss Recognized on Interest Rate Derivatives Designated as Cash Flow Hedges (Details) Details 63 false false R64.htm 9955545 - Disclosure - Distributions - Narrative (Details) Sheet http://www.saulcenters.com/role/DistributionsNarrativeDetails Distributions - Narrative (Details) Details 64 false false R65.htm 9955546 - Disclosure - Distributions - Schedule of Dividends Paid (Details) Sheet http://www.saulcenters.com/role/DistributionsScheduleofDividendsPaidDetails Distributions - Schedule of Dividends Paid (Details) Details 65 false false R66.htm 9955547 - Disclosure - Business Segments - Narrative (Details) Sheet http://www.saulcenters.com/role/BusinessSegmentsNarrativeDetails Business Segments - Narrative (Details) Details 66 false false R67.htm 9955548 - Disclosure - Business Segments - Schedule of NOI and Total Assets of Reportable Segments (Details) Sheet http://www.saulcenters.com/role/BusinessSegmentsScheduleofNOIandTotalAssetsofReportableSegmentsDetails Business Segments - Schedule of NOI and Total Assets of Reportable Segments (Details) Details 67 false false R68.htm 9955549 - Disclosure - Real Estate and Accumulated Depreciation (Detail) Sheet http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciationDetail Real Estate and Accumulated Depreciation (Detail) Details http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciation 68 false false R69.htm 9955550 - Disclosure - Real Estate and Accumulated Depreciation - Estimated Useful Lives of Assets (Detail) Sheet http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciationEstimatedUsefulLivesofAssetsDetail Real Estate and Accumulated Depreciation - Estimated Useful Lives of Assets (Detail) Details 69 false false R70.htm 9955551 - Disclosure - Real Estate and Accumulated Depreciation - Additional Information (Detail) Sheet http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciationAdditionalInformationDetail Real Estate and Accumulated Depreciation - Additional Information (Detail) Details 70 false false R71.htm 9955552 - Disclosure - Real Estate and Accumulated Depreciation - Changes in Total Real Estate Investments and Related Accumulated Depreciation (Detail) Sheet http://www.saulcenters.com/role/RealEstateandAccumulatedDepreciationChangesinTotalRealEstateInvestmentsandRelatedAccumulatedDepreciationDetail Real Estate and Accumulated Depreciation - Changes in Total Real Estate Investments and Related Accumulated Depreciation (Detail) Details 71 false false All Reports Book All Reports bfs-20251231.htm bfs-20251231.xsd bfs-20251231_cal.xml bfs-20251231_def.xml bfs-20251231_lab.xml bfs-20251231_pre.xml bfs-20251231_g1.jpg http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/cyd/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true