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Real Estate Acquired in Settlement of Loans (Details Textual) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012
Real Estate Acquired in Settlement of Loans (Textual) [Abstract]
Net charge-offs against the allowance for loan losses at the time of foreclosure	$ 2,401,000	$ 4,141,000

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- Definition

Charge offs against the allowance for loan losses foreclosure.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Details

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Namespace Prefix:	hwbk_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration