Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2012

Segment Reporting [Abstract]

Schedule Of Operating Information, Segment

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
Net revenues:
Global Wealth Management	$	251,728	$	219,498	$	740,105	$	683,589
Institutional Group		169,679		113,259		453,480		373,168
Other		(1,327)		1,457		1,235		2,927
	$	420,080	$	334,214	$	1,194,820	$	1,059,684
Income before income taxes:
Global Wealth Management	$	68,370	$	55,612	$	198,901	$	172,510
Institutional Group		33,427		9,152		74,677		52,496
Other		(40,120)		(25,741)		(108,773)		(131,424)
	$	61,677	$	39,023	$	164,805	$	93,582

⁽¹⁾ No individual client accounted for more than 10 percent of total net revenues for the three and nine months ended September  30, 2012  or 2011.

Schedule Of Information Of Total Assets On Segment Basis

	September 30,		December 31,
	2012		2011
Global Wealth Management	$	4,509,359	$	3,637,069
Institutional Group		1,275,724		1,028,948
Other		354,447		285,883
	$	6,139,530	$	4,951,900

Schedule Of Net Revenues Earned On Major Geographical Areas

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
Net revenues:
United States	$	408,120	$	324,519	$	1,165,223	$	1,019,328
Canada		6,193		3,261		12,259		16,522
United Kingdom		3,622		4,318		10,454		16,455
Other European		2,145		2,116		6,884		7,379
	$	420,080	$	334,214	$	1,194,820	$	1,059,684