Deferred Tax Assets (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Deferred tax assets:
Allowance for credit losses	$ 10,023	$ 10,534
Write-downs on real estate acquired in settlement of loans	1,006	2,434
Interest on nonaccrual loans	245	1,135
Net operating losses	26,772	29,006
Other	9,566	9,683
Valuation allowance	(1,027)	(11,067)	(11,000)
Total	46,585	41,725
Deferred tax liabilities:
Net unrealized gain on available for sale securities	1,974	5,806
Other	7,703	6,381
Total	9,677	12,187
Net deferred tax assets	$ 36,908	$ 29,538