Subsequent Events (Details) (USD $)					1 Months Ended
	Jun. 30, 2012 Subordinated debentures Heritage Capital Trust I	Dec. 31, 2011 Subordinated debentures Heritage Capital Trust I	Jun. 30, 2012 Subordinated debentures Heritage Statutory Trust I	Dec. 31, 2011 Subordinated debentures Heritage Statutory Trust I	Jul. 31, 2012 Subsequent event	Jul. 31, 2012 Subsequent event Subordinated debentures	Jul. 31, 2012 Subsequent event Subordinated debentures Heritage Capital Trust I	Jul. 31, 2012 Subsequent event Subordinated debentures Heritage Statutory Trust I
Subsequent Events
Interest rate (as a percent)	10.875%	10.875%	10.60%	10.60%			10.875%	10.60%
Subordinated debt, redemption amount							$ 7,000,000	$ 7,000,000
Common securities, redemption amount							217,000	206,000
Premium charge							304,500	296,800
Dividends received from HBC as approved by DFI					15,000,000
Interest to be paid on redemption date						$ 752,000