Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Revenues
Investment management fees	$ 135,063	$ 97,996	$ 79,651
Distribution and service fees	43,792	29,572	23,227
Administration and transfer agent fees	23,878	15,324	12,664
Other income and fees	1,919	1,664	1,610
Total revenues	204,652	144,556	117,152
Operating Expenses
Employment expenses	92,543	65,234	57,113
Distribution and administration expenses	60,176	33,205	29,939
Other operating expenses	30,157	28,282	26,630
Restructuring and severance	2,008	1,635	1,102
Depreciation and other amortization	1,847	2,007	1,920
Intangible asset amortization	4,018	4,922	7,071
Total operating expenses	190,749	135,285	123,775
Operating Income (Loss)	13,903	9,271	(6,623)
Other Income (Expense)
Realized and unrealized gain (loss) on trading securities	(256)	1,131	1,699
Other income (expense)	(194)	77	(279)
Total other income (expense), net	(450)	1,208	1,420
Interest Income (Expense)
Interest expense	(782)	(983)	(1,784)
Interest & dividend income	321	659	624
Total interest expense, net	(461)	(324)	(1,160)
Income (Loss) Before Income Taxes	12,992	10,155	(6,363)
Income tax expense (benefit)	(132,428)	513	121
Net Income (Loss)	145,420	9,642	(6,484)
Preferred stockholder dividends	(9,482)	(3,289)	(3,760)
Allocation of earnings to preferred stockholders	(24,260)	(1,144)
Net Income (Loss) Attributable to Common Stockholders	$ 111,678	$ 5,209	$ (10,244)
Earnings (Loss) per share-Basic	$ 17.98	$ 0.87	$ (1.76)
Earnings (Loss) per share-Diluted	$ 16.34	$ 0.81	$ (1.76)
Weighted Average Shares Outstanding-Basic (in thousands)	6,211	6,014	5,812
Weighted Average Shares Outstanding-Diluted (in thousands)	6,834	6,437	5,812