Loans (Details 5) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Number of Contracts in TDRs that have re-defaulted		1		1
Type of modification, Extension of term Amount	$ 0	$ 0	$ 0	$ 39
Type of modification, Principal forebearance	4,084	0	4,561	0
Total TDRs	4,084	0	4,561	39
Recorded Investment in TDRs that have re-defaulted		408		408
Construction, land acquisition and development
Number of Contracts in TDRs that have re-defaulted		1		1
Type of modification, Extension of term Amount	0	0	0	39
Type of modification, Principal forebearance	0	0	0	0
Total TDRs	0	0	0	39
Recorded Investment in TDRs that have re-defaulted		408		408
Commercial real estate
Number of Contracts in TDRs that have re-defaulted		0		0
Type of modification, Extension of term Amount	0	0	0	0
Type of modification, Principal forebearance	4,084	0	4,561	0
Total TDRs	4,084	0	4,561	0
Recorded Investment in TDRs that have re-defaulted		0		0
Residential Real Estate
Type of modification, Extension of term Amount	0	0	0	0
Type of modification, Principal forebearance	0	0	0	0
Total TDRs	$ 0	$ 0	$ 0	$ 0