Consolidated Statements of Financial Condition (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Allowance for loan losses	$ 10,450	$ 11,869
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	8,000,000	8,000,000
Common stock, shares issued	2,013,942	2,013,942
Common stock, shares outstanding	1,917,422	1,917,422
Accumulated other comprehensive income, tax	400	400
Treasury stock, shares	96,520	96,520
Cumulative Preferred Stock | Series D Fixed Rate Cumulative Perpetual Preferred Stock
Preferred non-voting stock, par value	$ 0.01	$ 0.01
Preferred non-voting stock, shares authorized	9,000	9,000
Preferred non-voting stock, shares issued	9,000	9,000
Preferred non-voting stock, shares outstanding	9,000	9,000
Preferred stock, liquidation preference	10,391	10,262
Cumulative Preferred Stock | Series E Fixed Rate Cumulative Perpetual Preferred Stock
Preferred non-voting stock, par value	$ 0.01	$ 0.01
Preferred non-voting stock, shares authorized	6,000	6,000
Preferred non-voting stock, shares issued	6,000	6,000
Preferred non-voting stock, shares outstanding	6,000	6,000
Preferred stock, liquidation preference	6,928	6,842
Noncumulative preferred stock
Preferred non-voting stock, par value	$ 0.01	$ 0.01
Preferred non-voting stock, shares authorized	985,000	985,000
Noncumulative preferred stock | Series A Preferred Stock
Preferred non-voting stock, shares issued	55,199	55,199
Preferred non-voting stock, shares outstanding	55,199	55,199
Preferred stock, liquidation preference	552	552
Noncumulative preferred stock | Series B Perpetual Preferred Stock
Preferred non-voting stock, shares issued	100,000	100,000
Preferred non-voting stock, shares outstanding	100,000	100,000
Preferred stock, liquidation preference	1,000	1,000
Noncumulative preferred stock | Series C Noncumulative Perpetual Convertible Preferred Stock
Preferred non-voting stock, shares issued	76,950	76,950
Preferred non-voting stock, shares outstanding	76,950	76,950
Preferred stock, liquidation preference	$ 1,000	$ 1,000