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Basis Of Reporting (Details)	Mar. 31, 2012
Basis Of Reporting [Abstract]
Number of wholly-owned subsidiaries operated by Company	2
Linen supplies amortization period (in months)	24

X

- Definition

Linen supplies amortization period.

+ References

No definition available.

+ Details

Name:	hcsg_LinenSuppliesAmortizedPeriod
Namespace Prefix:	hcsg_
Data Type:	us-types:durationStringItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of wholly-owned subsidiaries operated by Company.

+ References

No definition available.

+ Details

Name:	hcsg_NumberOfWhollyOwnedSubsidiariesOperatedByCompany
Namespace Prefix:	hcsg_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration