Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities
Net income / (loss)	$ (9,058)	$ (4,644)
Adjustments to reconcile net income / (loss) to net cash provided by (used in) operating activities:
Gain on repurchase of debt	(3)
Equity-based compensation	1,968	4,206
Realized loss / (gain) on other investments, at fair value	101	1,480
Change in unrealized (gain) / loss on other investments, at fair value	5,107	(358)
Depreciation and amortization	734	973
(Income) / loss from equity method affiliates	(2,042)	(4,530)
Change in operating assets and liabilities, net:
(Increase) decrease in other receivables	(206)	699
(Increase) decrease in investments-trading	(41,646)	96,577
(Increase) decrease in other assets	343	3,488
(Increase) decrease in receivables under resale agreement	(117,311)	589
Change in receivables from / payables to related parties, net	(1)	565
Increase (decrease) in accrued compensation	(2,379)	(6,243)
Increase (decrease) in accounts payable and other liabilities	(1,474)	(2,693)
Increase (decrease) in trading securities sold, not yet purchased	(15,494)	(8,631)
Change in receivables from / payables to brokers, dealers, and clearing agencies, net	72,917	(16,098)
Increase (decrease) in securities sold under agreement to repurchase	109,191	(49,438)
Increase (decrease) in deferred income taxes	464	(226)
Change in mandatorily redeemable equity interests	(132)
Net cash provided by (used in) operating activities	1,079	15,716
Investing activities
Cash paid for acquisition of JVB Financial Holdings, L.L.C., net of cash acquired		(14,956)
Cash acquired from acquisition of PrinceRidge Partners, LLC and PrinceRidge Holdings, LP		2,149
Purchase of investments-other investments, at fair value	(101)	(1,708)
Sales and return of principal of other investments, at fair value	38	3,965
Investment in equity method affiliates	(6)	(432)
Return from equity method affiliates	5,513	5,820
Purchase of furniture, equipment, and leasehold improvements	(42)	(302)
Net cash provided by (used in) investing activities	5,402	(5,464)
Financing activities
Repayment and repurchase of debt	(10,257)	(2,620)
Cash used to net share settle equity awards	(3)	(49)
Redemption of redeemable non-controlling interest, net	(24)
Distributions to mandatorily redeemable equity interests	(789)
Distributions to non-controlling interest	(210)	(528)
Dividends	(429)	(1,090)
Net cash used in financing activities	(11,712)	(4,287)
Effect of exchange rate on cash	(46)	249
Net increase (decrease) in cash and cash equivalents	(5,277)	6,214
Cash and cash equivalents, beginning of period	18,221	43,946
Cash and cash equivalents, end of period	$ 12,944	$ 50,160