Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities - continuing operations
Net income (loss)	$ 10,641	$ 47,104
(Income) loss from discontinued operations		(802)
Adjustments to reconcile net loss to cash provided by (used in) operating activities:
Depreciation and amortization	3,451	2,835
Impairment related and other	603	1,172
Equity-based compensation	2,705	2,297
Equity loss	10,006	13,867
Other (income) loss	(26,184)	(74,119)
Deferred income taxes	567	3,924
Changes in assets and liabilities, net of effect of acquisitions:
Accounts receivable, net	(5,443)	(8,067)
Tax receivable	6,314	4,757
Prepaid expenses and other assets	(1,276)	(890)
Accounts payable	167	310
Accrued expenses	(1,227)	(1,760)
Accrued compensation and benefits	(4,050)	143
Deferred revenue	3,833	4,092
Other liabilities	849	(301)
Cash flows provided by (used in) operating activities	956	(5,438)
Investing Activities - continuing operations
Capital expenditures, net	(2,596)	(2,739)
Advanced deposits for acquisition of fixed assets	(41)	(37)
Change in restricted cash	62	(104)
Proceeds from sales of marketable securities		74,383
Proceeds from sales/distributions of ownership interests	51,914	1,836
Proceeds from other distributions	1,424
Proceeds from sale of discontinued operations		670
Acquisitions of ownership interests and cost method investments	(10,950)	(2,252)
Acquisitions by subsidiary	(1,193)
Cash flows provided by (used in) investing activities	38,620	71,757
Financing Activities - continuing operations
Acquisition of noncontrolling interest in subsidiary equity	(1,320)	(49,647)
Long-term debt and capital lease obligations, net	(4,160)	19,597
Purchase of treasury stock	(8,588)
Tax withholdings related to equity-based awards	(146)	(375)
Cash received for stock option exercises	151
Exercises of stock options at subsidiary		400
Payment of dividend by ICG Commerce		(1,620)
Other financing activities	(49)	1
Cash flows provided by (used in) financing activities	(14,112)	(31,644)
Effect of exchange rates on cash	(85)	(40)
Discontinued Operations
Cash flows provided by (used in) operating activities		633
Cash flows provided by (used in) investing activities		(11)
Cash flows provided by (used in) financing activities
Net increase (decrease) in cash and cash equivalents from discontinued operations		622
Net increase (decrease) in cash and cash equivalents	25,379	35,257
Cash and cash equivalents at beginning of period	92,438	55,481
Cash and cash equivalents at the end of period	$ 117,817	$ 90,738