Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities
Net income (loss)	$ 12,558	$ (21,157)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	10,588	17,209
Stock-based compensation	4,438	4,124
Gain on disposal of business and online properties	(39,149)	(2,908)
Other	102	199
Change in operating assets and liabilities, net of effect of disposals
Accounts receivable, net	3,118	4,360
Prepaid expenses and other current assets	629	(394)
Other long-term assets	(17)	(132)
Accounts payable	(20)	(3,858)
Accrued expenses and other liabilities	(2,379)	(3,903)
Deferred revenue	(153)	(149)
Net cash used in operating activities	(10,285)	(6,609)
Cash flows from investing activities
Purchases of property and equipment	(2,539)	(2,586)
Purchases of intangible assets	(4)	(56)
Cash received from disposal of businesses and online properties, net of cash disposed	35,906	3,831
Other	184	205
Net cash provided by investing activities	33,547	1,394
Cash flows from financing activities
Proceeds from exercises of stock options and purchases under ESPP	91	248
Net taxes paid on restricted stock units and options exercised	(994)	(440)
Other		(112)
Net cash used in financing activities	(903)	(304)
Effect of foreign currency on cash and cash equivalents	(2)	(9)
Change in cash and cash equivalents	22,357	(5,528)
Cash and cash equivalents, beginning of period	38,570	47,820
Cash and cash equivalents, end of period	$ 60,927	$ 42,292