Furniture, Equipment, And Leasehold Improvements, Net (Schedule Of Furniture, Equipment, And Leasehold Improvements) (Details) (USD $) In Thousands, unless otherwise specified							12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Furniture and Equipment [Member]	Dec. 31, 2012 Furniture and Equipment [Member]	Dec. 31, 2013 Leasehold Improvements [Member]	Dec. 31, 2012 Leasehold Improvements [Member]	Dec. 31, 2013 Minimum [Member] Furniture and Equipment [Member]	Dec. 31, 2013 Minimum [Member] Leasehold Improvements [Member]	Dec. 31, 2013 Maximum [Member] Furniture and Equipment [Member]	Dec. 31, 2013 Maximum [Member] Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful life							P3Y	P5Y	P5Y	P10Y
Furniture, Equipment, and Leasehold Improvements, Gross	$ 8,291	$ 7,014	$ 3,169	$ 2,549	$ 5,122	$ 4,465
Accumulated depreciation	(6,237)	(4,741)
Furniture, equipment, and leasehold improvements, net	$ 2,054	$ 2,273