Bank Deposits - (Scheduled Maturities Of Certificates Of Deposit) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Within one year	$ 82,115,000	$ 182,000
One to three years	34,694,000	203,000
Over three years	3,701,000
Certificates of deposit, less than $100	120,576,000	385,000
Within one year	75,577,000	245,000
One to three years	41,756,000
Over three years	3,336,000
Certificates of deposit, $100 and greater	120,905,000	245,000
Total certificates of deposit	241,481,000	630,000
Deposits of related parties	4,300,000,000	3,300,000,000
Stifel Nicolaus [Member]
Interest bearing and time deposits of executive officers, directors, and affiliates	$ 400,000	$ 200,000