Other Real Estate and Repossessed Assets (Detail Textuals) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Other Real Estate [Abstract]
Net charge-offs against allowance for loan losses	$ 51,000	$ 733,000	$ 280,000	$ 1,500,000

Represents the amount of net charge offs against valuation allowance for loan losses at the time of foreclosure.

No definition available.

Name:	hwbk_NetChargeOffsAllowanceForLoanLosses
Namespace Prefix:	hwbk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration