XML 91 R51.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Fair Value Measurements (Contractual Maturities of Available for Sale Investments) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Total debt securities | $ 11,799 us-gaap_MarketableSecurities |
Municipal Bonds — Available for Sale |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Maturing in one year or less | 4,343 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember | 1,846 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember
Maturing after one year through three years | 4,041 hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughThreeYearsFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember | 7,113 hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughThreeYearsFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember
Maturing after three years | 3,415 hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeYearsFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember | 2,486 hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeYearsFairValue / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember
Total debt securities | $ 11,799 us-gaap_MarketableSecurities / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember | $ 11,445 us-gaap_MarketableSecurities / us-gaap_InvestmentTypeAxis = us-gaap_AvailableforsaleSecuritiesMember

X
- Definition This item represents the fair value of debt securities which are expected to mature after one year and through three years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities. + References No definition available. + Details
Name: | hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughThreeYearsFairValue
Namespace Prefix: | hcsg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the fair value of debt securities which are expected to mature after three years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities. + References No definition available. + Details
Name: | hcsg_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeYearsFairValue
Namespace Prefix: | hcsg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27198-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
Name: | us-gaap_MarketableSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_AvailableforsaleSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |