CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ (17,144)	$ (26,574)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	2,402	5,897
Stock-based compensation	3,045	4,557
Equity in net loss of Rhapsody	1,097	629
Deferred income taxes, net	(55)	(198)
Loss (gain) on investments, net	0	(5,978)
Realized translation loss (gain)	0	272
Fair value of warrants granted in 2015 and 2017, net of subsequent mark to market adjustments in 2017 and 2016	(367)	112
Trade accounts receivable	(3,516)	(1,744)
Prepaid expenses and other assets	1,072	1,155
Accounts payable	(447)	450
Accrued and other liabilities	(3,630)	(872)
Net cash provided by (used in) operating activities	(17,543)	(22,294)
Cash flows from investing activities:
Purchases of equipment, software, and leasehold improvements	(541)	(2,009)
Proceeds from sale of equity and other investments	0	2,110
Purchases of short-term investments	(13,905)	(59,124)
Proceeds from sales and maturities of short-term investments	43,754	68,473
Decrease (increase) in restricted cash equivalents and investments, net	300	190
Acquisitions	0	(150)
Advance to Rhapsody	(1,500)	0
Proceeds from the sale of Slingo and social casino business	0	4,000
Net cash provided by (used in) investing activities	28,108	13,490
Cash flows from financing activities:
Proceeds from issuance of common stock (stock options and stock purchase plan)	130	166
Tax payments from shares withheld upon vesting of restricted stock	(338)	(843)
Net cash provided by (used in) financing activities	(208)	(677)
Effect of exchange rate changes on cash and cash equivalents	1,519	450
Net increase (decrease) in cash and cash equivalents	11,876	(9,031)
Cash and cash equivalents, beginning of period	33,721	47,315
Cash and cash equivalents, end of period	45,597	38,284
Supplemental disclosure of cash flow information:
Cash received from income tax refunds	419	531
Cash paid for income taxes	1,124	1,876
Non-cash investing activities:
Increase (decrease) in accrued purchases of equipment, software, and leasehold improvements	$ 42	$ (6)