Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 79,138	$ 124,021
Restricted cash	2,383	2,542
Accounts receivable, net	8,445	13,560
Inventories, net	19,210	32,114
Prepaid inventories, net	1,415	2,082
Prepaids and other assets	15,254	11,651
Total current assets	125,845	185,970
Fixed assets, net	27,085	27,800
Goodwill	2,784	2,784
Other long-term assets, net	2,261	1,405
Total assets	157,975	217,959
Current liabilities:
Accounts payable	42,552	67,311
Accrued liabilities	37,684	40,751
Deferred revenue	21,180	24,027
Convertible senior notes, net of debt discount - $0 and $141		34,484
Finance obligations, current	5,844	3,922
Capital lease obligations, current	185	729
Total current liabilities	107,445	171,224
Capital lease obligations, non-current	3	113
Finance obligations, non-current	14,485	12,219
Long-term debt	17,000
Other long-term liabilities	3,034	3,175
Total liabilities	141,967	186,731
Commitments and contingencies (Note 5)
Redeemable common stock, $0.0001 par value: Outstanding - 0 and 46		570
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 - 26,237 and 25,877 Outstanding shares - 23,277 and 23,015	2	2
Additional paid-in capital	352,728	349,747
Accumulated deficit	(258,356)	(242,327)
Treasury stock: Shares at cost - 2,960 and 2,862	(78,366)	(76,764)
Total stockholders' equity	16,008	30,658
Total liabilities and stockholders' equity	$ 157,975	$ 217,959