Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 59,998	$ 96,985
Restricted cash	2,044	2,036
Accounts receivable, net	10,084	13,501
Inventories, net	21,074	22,993
Prepaid inventories, net	1,754	1,027
Prepaids and other assets	15,097	12,651
Total current assets	110,051	149,193
Fixed assets, net	23,250	25,322
Goodwill	2,784	2,784
Other long-term assets, net	1,648	2,260
Total assets	137,733	179,559
Current liabilities:
Accounts payable	40,625	70,332
Accrued liabilities	35,809	47,902
Deferred revenue	24,263	27,978
Line of credit	17,000	17,000
Capital lease obligations, current		110
Total current liabilities	117,697	163,322
Capital lease obligations, non-current		2
Other long-term liabilities	2,431	2,998
Total liabilities	120,128	166,322
Commitments and contingencies (Note 5)
Stockholders' equity:
Preferred stock, $0.0001 par value: Authorized shares - 5,000 Issued and outstanding shares - none
Common stock, $0.0001 par value Authorized shares - 100,000 Issued shares - 26,477 and 26,241 Outstanding shares - 23,447 and 23,279	2	2
Additional paid-in capital	355,011	353,368
Accumulated deficit	(258,576)	(261,765)
Treasury stock: Shares at cost - 3,030 and 2,962	(78,832)	(78,368)
Total stockholders' equity	17,605	13,237
Total liabilities and stockholders' equity	$ 137,733	$ 179,559