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Real Estate and Other Assets Acquired in Settlement of Loans (Details Textual) (Real estate - commercial [Member]) | 3 Months Ended
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Mar. 31, 2013 Property | Mar. 31, 2012 Property
Real estate - commercial [Member] |  |
Real Estate and Other Assets Acquired in Settlement of Loans (Textual) [Abstract] |  |
Foreclosed commercial real estate properties | 2 | 2

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- Definition Foreclosed commercial real estate properties resulted in significant change in the expense. + References No definition available. + Details
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Period Type: | duration

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- Details
Name: | hwbk_RealEstateAndOtherAssetsAcquiredInSettlementOfLoansTextualAbstract
Namespace Prefix: | hwbk_
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Balance Type: | na
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