CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operating activities:
Net income (loss)	$ (7,770)	$ (11,674)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	2,983	4,888
Stock-based compensation	1,337	2,038
Equity in net loss of Rhapsody	838	2,233
Deferred income taxes, net	10	(1,559)
Gain on sale of available for sale securities	(2,371)	0
Realized translation gain	(48)	0
Extinguishment of liability	(10,580)	0
Other	0	(75)
Net change in certain operating assets and liabilities:
Trade accounts receivable	(818)	1,554
Prepaid expenses and other assets	(1,426)	2,823
Accounts payable	1,435	(1,784)
Accrued and other liabilities	(2,100)	(5,177)
Net cash provided by (used in) operating activities	(18,510)	(6,733)
Cash flows from investing activities:
Purchases of equipment, software, and leasehold improvements	(998)	(1,194)
Proceeds from sale of available for sale securities	2,754	0
Purchases of short-term investments	(29,030)	(43,318)
Proceeds from sales and maturities of short-term investments	25,589	27,640
Acquisitions of businesses, net of cash acquired	0	(700)
Net cash provided by (used in) investing activities	(1,685)	(17,572)
Cash flows from financing activities:
Proceeds from issuance of common stock (stock options and stock purchase plan)	210	20
Tax payments from shares withheld upon vesting of restricted stock	(60)	(166)
Payment of contingent consideration	0	(828)
Net cash provided by (used in) financing activities	150	(974)
Effect of exchange rate changes on cash and cash equivalents	86	(1,225)
Net increase (decrease) in cash and cash equivalents	(19,959)	(26,504)
Cash and cash equivalents, beginning of period	151,235	163,198
Cash and cash equivalents, end of period	131,276	136,694
Supplemental disclosure of cash flow information:
Cash received from income tax refunds	86	3,612
Cash paid for income taxes	621	725
Non-cash investing activities:
Increase (decrease) in accrued purchases of equipment, software, and leasehold improvements	$ 3	$ 172