Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 26,775	$ 37,499
Short-term investments, including restricted investments of $430	31,094	91,629
Accounts receivable, net of allowances of $35	165	790
Assets held for sale	23,849	0
Prepaid expenses and other current assets	5,937	4,636
Total current assets	87,820	134,554
Property and equipment, net of accumulated depreciation and amortization of $48,743 and $81,945, respectively	1,494	41,362
Goodwill	44,543	44,543
Other intangible assets	53,557	53,557
Other assets	108	144
Total assets	187,522	274,160
Current liabilities:
Accounts payable	9,741	9,715
Accrued liabilities	13,134	7,674
Current portion of deferred revenue	785	195
Current portion of long-term debt	20,609	1,710
Total current liabilities	44,269	19,294
Deferred revenue, net of current portion	12,679	13,405
Long-term debt	0	20,167
Deferred tax liabilities	18,745	18,745
Other long-term liabilities	34,005	32,386
Total liabilities	109,698	103,997
Commitments and contingencies
Equity:
Preferred stock, $.01 par value; 5,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $.001 par value; 900,000 shares authorized; 516,116 and 514,349 shares issued, respectively	516	514
Additional paid-in capital	1,181,015	1,175,108
Accumulated deficit	(1,101,319)	(1,003,958)
Accumulated other comprehensive gain	2	2
Treasury stock, at cost, 1,281 and 814 shares, respectively	(2,390)	(1,503)
Total equity	77,824	170,163
Total liabilities and equity	$ 187,522	$ 274,160