Goodwill And Intangible Assets (Intangible Assets Subject To Amortization) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Gross carrying value	$ 82,443	$ 51,858
Accumulated Amortization	34,672	22,891
Customer Relationships [Member]
Gross carrying value	51,166	40,166
Accumulated Amortization	24,034	18,648
Trade Name [Member]
Gross carrying value	18,442	9,442
Accumulated Amortization	3,585	2,023
Investment Banking Backlog [Member]
Gross carrying value	7,388	2,250
Accumulated Amortization	$ 6,871	$ 2,220