Consolidated Statements Of Financial Condition (Parenthetical) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012
Consolidated Statements Of Financial Condition [Abstract]
Accumulated Amortization	$ 4,020,598	$ 3,842,756	$ 3,276,645
Common stock, no par value
Common stock, shares authorized	20,000,000	20,000,000	20,000,000
Common stock, shares issued	17,273,776	17,273,776	17,273,776
Common stock, shares outstanding	16,346,017	16,346,017	16,390,417