Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets
Cash and cash equivalents	$ 38,849	$ 18,016
Marketable securities	54,998	0
Accounts receivable, net	15,528	13,317
Inventory, net	16,326	19,957
Prepaid expenses and other current assets	1,927	2,782
Total current assets	127,628	54,072
Property and equipment, net	3,093	2,729
Intangible assets, net	18,545	9,964
Goodwill	6,853	5,856
Investments	4,240	5,114
Other assets	60	111
Total assets	160,419	77,846
Current liabilities
Accounts payable	2,890	7,170
Accrued expenses	4,033	5,739
Current portion of lines of credit	14,604	14,690
Total current liabilities	21,527	27,599
Long-term liabilities	1,600	1,067
Total liabilities	23,127	28,666
Commitments and contingencies
Series D preferred stock - $0.01 par value, 2,000,000 shares authorized; 1,209,677 shares issued and outstanding (liquidation value of $34,213 and $33,013) at June 30, 2011 and December 31, 2010, respectively	26,128	26,128
Shareholders' equity
Common Stock - $0.01 par value, 500,000,000 shares authorized; 287,946,324 and 255,412,706 shares issued and outstanding at June 30, 2011 and December 31, 2010, respectively	2,879	2,554
Treasury stock - 2,443,894 and 45,154 shares at June 30, 2011 and December 31, 2010, respectively	(7,893)	(61)
Additional paid-in capital	482,910	376,008
Accumulated other comprehensive income	3,157	2,921
Accumulated deficit	(369,889)	(358,379)
Total shareholders' equity	111,164	23,052
Total liabilities, Series D preferred stock, and Shareholders' equity	160,419	77,846
Series A Preferred stock
Shareholders' equity
Preferred stock	0	9
Series C Preferred stock
Shareholders' equity
Preferred stock	$ 0	$ 0