Consolidated Statements Of Condition (Parenthetical) (USD $)	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013	Mar. 31, 2014 Series A - $1,000 liquidation value; No shares issued and outstanding at March 31, 2014 and December 31, 2013, and 50,000 shares issued and outstanding at March 31, 2013	Dec. 31, 2013 Series A - $1,000 liquidation value; No shares issued and outstanding at March 31, 2014 and December 31, 2013, and 50,000 shares issued and outstanding at March 31, 2013	Mar. 31, 2013 Series A - $1,000 liquidation value; No shares issued and outstanding at March 31, 2014 and December 31, 2013, and 50,000 shares issued and outstanding at March 31, 2013	Mar. 31, 2014 Series C - $1,000 liquidation value; 126,477 shares issued and outstanding at March 31, 2014 and December 31, 2013, and 126,500 shares issued and outstanding at March 31, 2013	Dec. 31, 2013 Series C - $1,000 liquidation value; 126,477 shares issued and outstanding at March 31, 2014 and December 31, 2013, and 126,500 shares issued and outstanding at March 31, 2013	Mar. 31, 2013 Series C - $1,000 liquidation value; 126,477 shares issued and outstanding at March 31, 2014 and December 31, 2013, and 126,500 shares issued and outstanding at March 31, 2013
Preferred stock, no par value
Preferred stock, 20,000,000 shares authorized	20,000,000	20,000,000	20,000,000
Preferred stock, $1,000 liquidation value				$ 1,000	$ 1,000	$ 1,000	$ 1,000	$ 1,000	$ 1,000
Preferred stock, shares issued				0	0	50,000	126,477	126,477	126,500
Preferred stock, shares outstanding				0	0	50,000	126,477	126,477	126,500
Common stock, no par value
Common stock, $1.00 stated value	$ 1.00	$ 1.00	$ 1.00
Common stock, 100,000,000 shares authorized	100,000,000	100,000,000	100,000,000
Common stock, shares issued	46,332,213	46,181,588	37,272,279
Treasury stock, shares	73,253	65,005	258,572