Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Operating Activities
Net income (loss)	$ 8,744	$ 10,641
Adjustments to reconcile net loss to cash provided by (used in) operating activities:
Depreciation and amortization	7,314	3,451
Impairment related and other	1,026	603
Other (income) loss	(33,021)	(26,184)
Equity loss	7,147	10,006
Equity-based compensation	5,755	2,705
Deferred income taxes	(66)	567
Changes in assets and liabilities, net of effect of acquisitions:
Accounts receivable, net	(11,444)	(5,443)
Tax receivable		6,314
Prepaid expenses and other assets	(2,615)	(1,276)
Accounts payable	(552)	167
Accrued expenses	4,285	(1,227)
Accrued compensation and benefits	5,352	(4,050)
Deferred revenue	5,934	3,833
Other liabilities	(246)	849
Cash flows provided by (used in) operating activities	(2,387)	956
Investing Activities
Capital expenditures, net	(6,649)	(2,596)
Advanced deposits for acquisition of fixed assets	(1,651)	(41)
Change in restricted cash	(62)	62
Ownership acquisitions, net of cash acquired	(59,559)	(10,950)
Increase in cash due to consolidation of subsidiary	5,305
Proceeds from sales of ownership interests	20,525	51,914
Proceeds from sales of marketable securities	7,632
Proceeds from other distributions		1,424
Acquisitions by subsidiary, net of cash acquired	(17,439)	(1,193)
Cash flows provided by (used in) investing activities	(51,898)	38,620
Financing Activities
Issuance of common stock	12
Acquisition of non controlling interest in subsidiary equity	(3,484)	(1,320)
Repayment of long-term debt and capital lease obligations	(4,859)	(4,398)
Borrowings of long-term debt	14,565	238
Purchase of treasury stock	(8,354)	(8,588)
Tax withholdings related to equity-based awards	(196)	(146)
Cash received for stock option exercises	439	151
Other financing activities	(61)	(49)
Cash flows provided by (used in) financing activities	(1,938)	(14,112)
Effect of exchange rates on cash	73	(85)
Net increase (decrease) in cash and cash equivalents	(56,150)	25,379
Cash and cash equivalents at beginning of period	121,909	92,438
Cash and cash equivalents at end of period	$ 65,759	$ 117,817