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| | | <link:roleType id="AccountsandNotesReceivableTables" roleURI="http://hcsgcorp.com/role/AccountsandNotesReceivableTables"> |
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| | | <link:roleType id="AccountsandNotesReceivableScheduleofAccountsandNotesReceivableDetails" roleURI="http://hcsgcorp.com/role/AccountsandNotesReceivableScheduleofAccountsandNotesReceivableDetails"> |
| <link:definition> 2409404 - Disclosure - Accounts and Notes Receivable - Schedule of Accounts and Notes Receivable (Details) </link:definition> |
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| <link:definition> 2110104 - Disclosure - Allowance for Doubtful Accounts </link:definition> |
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| | | <link:roleType id="AllowanceforDoubtfulAccountsTables" roleURI="http://hcsgcorp.com/role/AllowanceforDoubtfulAccountsTables"> |
| <link:definition> 2311302 - Disclosure - Allowance for Doubtful Accounts (Tables) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="AllowanceforDoubtfulAccountsAdditionalInformationDetails" roleURI="http://hcsgcorp.com/role/AllowanceforDoubtfulAccountsAdditionalInformationDetails"> |
| <link:definition> 2412405 - Disclosure - Allowance for Doubtful Accounts - Additional Information (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="ChangesinAccumulatedOtherComprehensiveIncomebyComponent" roleURI="http://hcsgcorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomebyComponent"> |
| <link:definition> 2116105 - Disclosure - Changes in Accumulated Other Comprehensive Income by Component </link:definition> |
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| <link:definition> 2317303 - Disclosure - Changes in Accumulated Other Comprehensive Income by Component (Tables) </link:definition> |
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| <link:definition> 2427414 - Disclosure - Leases - Schedule of Future Minimum Lease Payments (Details) </link:definition> |
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| <link:definition> 2427414 - Disclosure - Leases - Schedule of Future Minimum Lease Payments (Details) </link:definition> |
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| <link:definition> 2128108 - Disclosure - Goodwill and Other Intangible Assets </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 2329306 - Disclosure - Goodwill and Other Intangible Assets (Tables) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 2430415 - Disclosure - Goodwill and Other Intangible Assets - Additional Details (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="GoodwillandOtherIntangibleAssetsEstimatedAmortizationExpenseForIntangiblesSubjectToAmortizationDetails" roleURI="http://hcsgcorp.com/role/GoodwillandOtherIntangibleAssetsEstimatedAmortizationExpenseForIntangiblesSubjectToAmortizationDetails"> |
| <link:definition> 2431416 - Disclosure - Goodwill and Other Intangible Assets - Estimated Amortization Expense For Intangibles Subject To Amortization (Details) </link:definition> |
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| | | <link:roleType id="FairValueMeasurements" roleURI="http://hcsgcorp.com/role/FairValueMeasurements"> |
| <link:definition> 2132109 - Disclosure - Fair Value Measurements </link:definition> |
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| | | <link:roleType id="FairValueMeasurementsTables" roleURI="http://hcsgcorp.com/role/FairValueMeasurementsTables"> |
| <link:definition> 2333307 - Disclosure - Fair Value Measurements (Tables) </link:definition> |
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| <link:definition> 2434417 - Disclosure - Fair Value Measurements - Additional Information (Details) </link:definition> |
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| <link:definition> 2435418 - Disclosure - Fair Value Measurements - Marketable Securities and Deferred Compensation Fund Investments (Details) </link:definition> |
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| <link:definition> 2436419 - Disclosure - Fair Value Measurements - Marketable Debt Securities (Details) </link:definition> |
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| <link:definition> 2437420 - Disclosure - Fair Value Measurements - Contractual Maturities of Debt Securities (Details) </link:definition> |
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| <link:definition> 2138110 - Disclosure - Share-Based Compensation </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 2443424 - Disclosure - Share-Based Compensation - Assumptions for Fair Value of Options Granted (Details) </link:definition> |
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| <link:definition> 2444425 - Disclosure - Share-Based Compensation - Summarized Information About Stock Awards (Details) </link:definition> |
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| | | <link:roleType id="ShareBasedCompensationScheduleofRestrictedStockUnitsDetails" roleURI="http://hcsgcorp.com/role/ShareBasedCompensationScheduleofRestrictedStockUnitsDetails"> |
| <link:definition> 2445426 - Disclosure - Share-Based Compensation - Schedule of Restricted Stock Units (Details) </link:definition> |
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| | | <link:roleType id="ShareBasedCompensationScheduleofOutstandingPerformanceStockUnitsDetails" roleURI="http://hcsgcorp.com/role/ShareBasedCompensationScheduleofOutstandingPerformanceStockUnitsDetails"> |
| <link:definition> 2446427 - Disclosure - Share-Based Compensation - Schedule of Outstanding Performance Stock Units (Details) </link:definition> |
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| | | <link:roleType id="ShareBasedCompensationAssumptionsForEmployeeStockPurchasePlanDetails" roleURI="http://hcsgcorp.com/role/ShareBasedCompensationAssumptionsForEmployeeStockPurchasePlanDetails"> |
| <link:definition> 2447428 - Disclosure - Share-Based Compensation - Assumptions For Employee Stock Purchase Plan (Details) </link:definition> |
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| <link:definition> 2448429 - Disclosure - Share-Based Compensation - Deferred Compensation Plan (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="IncomeTaxes" roleURI="http://hcsgcorp.com/role/IncomeTaxes"> |
| <link:definition> 2149111 - Disclosure - Income Taxes </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="IncomeTaxesDetails" roleURI="http://hcsgcorp.com/role/IncomeTaxesDetails"> |
| <link:definition> 2450430 - Disclosure - Income Taxes (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="SegmentInformation" roleURI="http://hcsgcorp.com/role/SegmentInformation"> |
| <link:definition> 2151112 - Disclosure - Segment Information </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
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| | | <link:roleType id="SegmentInformationTables" roleURI="http://hcsgcorp.com/role/SegmentInformationTables"> |
| <link:definition> 2352309 - Disclosure - Segment Information (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="SegmentInformationScheduleofInformationofReportableSegmentsDetails" roleURI="http://hcsgcorp.com/role/SegmentInformationScheduleofInformationofReportableSegmentsDetails"> |
| <link:definition> 2453431 - Disclosure - Segment Information - Schedule of Information of Reportable Segments (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="EarningsPerCommonShare" roleURI="http://hcsgcorp.com/role/EarningsPerCommonShare"> |
| <link:definition> 2154113 - Disclosure - Earnings Per Common Share </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="EarningsPerCommonShareTables" roleURI="http://hcsgcorp.com/role/EarningsPerCommonShareTables"> |
| <link:definition> 2355310 - Disclosure - Earnings Per Common Share (Tables) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="EarningsPerCommonShareScheduleofWeightedAverageBasicandDilutedCommonSharesDetails" roleURI="http://hcsgcorp.com/role/EarningsPerCommonShareScheduleofWeightedAverageBasicandDilutedCommonSharesDetails"> |
| <link:definition> 2456432 - Disclosure - Earnings Per Common Share - Schedule of Weighted Average Basic and Diluted Common Shares (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="EarningsPerCommonShareScheduleAntidilutiveOutstandingEquityAwardsUnderShareBasedCompensationPlansDetails" roleURI="http://hcsgcorp.com/role/EarningsPerCommonShareScheduleAntidilutiveOutstandingEquityAwardsUnderShareBasedCompensationPlansDetails"> |
| <link:definition> 2457433 - Disclosure - Earnings Per Common Share - Schedule Anti-dilutive Outstanding Equity Awards Under Share Based Compensation Plans (Details) </link:definition> |
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| | | <link:roleType id="OtherContingencies" roleURI="http://hcsgcorp.com/role/OtherContingencies"> |
| <link:definition> 2158114 - Disclosure - Other Contingencies </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
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| | | <link:roleType id="OtherContingenciesDetails" roleURI="http://hcsgcorp.com/role/OtherContingenciesDetails"> |
| <link:definition> 2459434 - Disclosure - Other Contingencies (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| | | <link:roleType id="SubsequentEvents" roleURI="http://hcsgcorp.com/role/SubsequentEvents"> |
| <link:definition> 2160115 - Disclosure - Subsequent Events </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <xs:element id="hcsg_RevenueFromContractWithCustomerRenewalTerm" abstract="false" name="RevenueFromContractWithCustomerRenewalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="hcsg_MidCapGrowthMember" abstract="true" name="MidCapGrowthMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossWriteoffYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPayoutPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPayoutPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="hcsg_CorporateAndEliminationsMember" abstract="true" name="CorporateAndEliminationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_DietaryServicesMember" abstract="true" name="DietaryServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_RevenueFromContractWithCustomerCancellationNoticePeriod" abstract="false" name="RevenueFromContractWithCustomerCancellationNoticePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="hcsg_PeriodOfAmortizationOfInventoriesAndSupplies" abstract="false" name="PeriodOfAmortizationOfInventoriesAndSupplies" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecoveryOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffAfterRecoveryOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecoveryYearOneOriginatedCurrentFiscalYear" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffAfterRecoveryYearOneOriginatedCurrentFiscalYear" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_PrimeRateOrOvernightBankFundingRateMember" abstract="true" name="PrimeRateOrOvernightBankFundingRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_OperatingLeaseRightOfUseAssetBeforeAccumulatedAmortization" abstract="false" name="OperatingLeaseRightOfUseAssetBeforeAccumulatedAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_RightOfUseAssetAndOperatingLeaseLiabilityDecreaseDueToCancellation" abstract="false" name="RightOfUseAssetAndOperatingLeaseLiabilityDecreaseDueToCancellation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_DeferredCompensationUnrealizedGainLossRecordedWithinDeferredCompensationLiabilityAccount" abstract="false" name="DeferredCompensationUnrealizedGainLossRecordedWithinDeferredCompensationLiabilityAccount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossRecoveryAbstract" abstract="true" name="FinancingReceivableAllowanceForCreditLossRecoveryAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="hcsg_AssetsAndLiabilitiesLesseeTableTextBlock" abstract="false" name="AssetsAndLiabilitiesLesseeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="hcsg_ComputerHardwareAndSoftwareMember" abstract="true" name="ComputerHardwareAndSoftwareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossWriteoffYearFiveOriginatedFourYearsBeforeCurrentFiscalYear" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffYearFiveOriginatedFourYearsBeforeCurrentFiscalYear" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_DebtInstrumentCovenantNumber" abstract="false" name="DebtInstrumentCovenantNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="hcsg_AccountsAndFinancingReceivableCreditLossExpenseReversal" abstract="false" name="AccountsAndFinancingReceivableCreditLossExpenseReversal" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_InternationalMember" abstract="true" name="InternationalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="hcsg_FinancingReceivableAllowanceForCreditLossWriteoffYearFourOriginatedThreeYearsBeforeCurrentFiscalYear" abstract="false" name="FinancingReceivableAllowanceForCreditLossWriteoffYearFourOriginatedThreeYearsBeforeCurrentFiscalYear" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="hcsg_RevenueFromContractWithCustomerInitialPeriodPrecedingCancellationNotice" abstract="false" name="RevenueFromContractWithCustomerInitialPeriodPrecedingCancellationNotice" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="hcsg_DenominatorAbstract" abstract="true" name="DenominatorAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="hcsg_AccountsAndFinancingReceivableBeforeAllowanceForCreditLossCurrent" abstract="false" name="AccountsAndFinancingReceivableBeforeAllowanceForCreditLossCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| </xs:schema> |