Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current Assets
Cash and cash equivalents	$ 48,685	$ 45,267
Trading securities, at fair value	12,674	12,526
Available-for-sale securities, at fair value	2,715	2,469
Accounts receivable, net	32,690	27,089
Deferred taxes, net	1,593	1,593
Prepaid expenses and other assets	3,870	3,651
Total current assets	102,227	92,595
Furniture, equipment, and leasehold improvements, net	7,031	5,453
Intangible assets, net	50,187	52,096
Goodwill	4,795	4,795
Deferred taxes, net	113,020	122,099
Long-term investments ($3,087 and $2,826 at fair value, respectively) and other assets	9,413	9,341
Total assets	286,673	286,379
Current Liabilities
Accrued compensation and benefits	20,558	31,171
Accounts payable	5,922	5,031
Other accrued liabilities	6,473	5,661
Broker-dealer payable	4,827	4,794
Total current liabilities	37,780	46,657
Long-term debt	15,000	15,000
Lease obligations and other long-term liabilities	7,530	6,350
Total liabilities	60,310	68,007
Commitments and Contingencies (Note 12)
Series B redeemable convertible preferred stock (stated at liquidation value), $.01 par value, 45,000 shares authorized, 35,217 shares issued and outstanding, at December 31, 2011		35,217
Stockholders' Equity
Common stock, $.01 par value, 1,000,000,000 shares authorized; 7,984,564 shares issued and 7,829,564 shares outstanding at June 30, 2012 and 6,343,295 shares issued and 6,188,295 shares outstanding at December 31, 2011	80	63
Additional paid-in capital	939,322	909,983
Accumulated deficit	(704,266)	(718,083)
Accumulated other comprehensive gain (loss)	21	(14)
Treasury stock, at cost, 155,000 shares at June 30, 2012 and December 31, 2011	(8,794)	(8,794)
Total stockholders' equity	226,363	183,155
Total liabilities and stockholders' equity	$ 286,673	$ 286,379