Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 5,729	$ 20,667
Accounts receivable		830
Inventory	11,916	8,073
Deposits on purchased inventory	3,552	3,936
Deferred cost of revenue	3,895	8,782
Prepaid expenses and other current assets	1,371	1,329
Total current assets	26,463	43,617
Property and equipment, net	11,413	7,306
Restricted cash	943	943
Intangible assets, net	154	200
Other assets	92	91
TOTAL ASSETS	39,065	52,157
Current liabilities:
Accounts payable	6,655	4,358
Accrued liabilities	5,109	5,413
Customer deposits	9,390	12,763
Deferred revenue, current portion	5,889	5,616
Total current liabilities	27,043	28,150
Long-term debt	29,091	29,016
Deferred revenue, net of current portion	429	345
Other long-term liabilities	2,263	1,603
TOTAL LIABILITIES	$ 58,826	$ 59,114
Commitments and contingencies (Note 6)
Stockholders’ deficit:
Common stock, par value of $0.01 per share; 300,000,000 shares authorized at March 31, 2016 (unaudited) and December 31, 2015; 38,216,523 and 38,204,960 shares issued and outstanding at March 31, 2016 (unaudited) and December 31, 2015	$ 372	$ 372
Additional paid-in capital	190,276	189,712
Accumulated deficit	(210,409)	(197,041)
TOTAL STOCKHOLDERS’ DEFICIT	(19,761)	(6,957)
TOTAL LIABILITIES AND STOCKHOLDERS’ DEFICIT	$ 39,065	$ 52,157