Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Securities held to maturity, fair value	$ 43,946,000	$ 42,947,000
Loans, allowance	25,415,000	28,124,000
Preferred stock, no par
Preferred stock, shares authorized	1,000,000	1,000,000
Common stock, no par
Common stock, shares authorized	86,000,000	86,000,000
Common stock, shares issued	12,894,741	12,840,999
Common stock, shares outstanding	12,894,741	12,840,999
Preferred stock Series A
Preferred stock, issued	35,000	35,000
Preferred stock, outstanding	35,000	35,000
Preferred stock, Liquidation preference	35,000,000	35,000,000
Preferred stock Series C
Preferred stock, issued	317,042	317,042
Preferred stock, outstanding	317,042	317,042
Preferred stock, Liquidation preference	$ 3,600,000	$ 3,600,000