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Summary of Significant Accounting Policies (Detail Textuals) (USD $)
0 Months Ended 3 Months Ended 12 Months Ended
Jul. 01, 2014
Sep. 30, 2014
Dec. 31, 2014
Accounting Policies [Abstract]      
Employee fraud resulting in gross loss   $ 421,000hwbk_EmployeeFraudResultingInGrossLoss  
Net loss recorded due to employee fraud     136,000hwbk_NetLossRecordedDueToEmployeeFraud
Net of expected insurance proceeds   $ 285,000hwbk_NetOfExpectedInsuranceProceeds  
Percentage of special stock dividend paid to shareholders 4.00%hwbk_CommonStockSpecialDividendPaidPercentage