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Note 6 - Workers' Compensation Insurance and Reserves (Details Textual) $ in Millions | Mar. 01, 2014 USD ($)
--- | ---
Insurance Collateral Deposits | $ 9.2
Maximum [Member] |
Insurance for Covered Losses and Expenses | $ 0.5

X
- Definition Represents Insurance Collateral Deposits. + References No definition available. + Details
Name: | hqi_InsuranceCollateralDeposits
Namespace Prefix: | hqi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the insurance for covered losses and expenses. + References No definition available. + Details
Name: | hqi_InsuranceForCoveredLossesAndExpenses
Namespace Prefix: | hqi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |