CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents	$ 18,699	$ 6,436
Short-term investments	3,171	6,179
Restricted cash	39	83
Accounts receivable, net	11,865	9,784
Inventories, net	21,159	24,219
Prepaid expenses and other current assets	2,449	1,530
Current assets held for sale	808	4,403
Total current assets	58,190	52,634
LONG-TERM ASSETS:
Property and equipment, net	54,606	51,906
Intangible assets, net	4,572	5,016
Other assets	294	351
TOTAL ASSETS	117,662	109,907
CURRENT LIABILITIES:
Current maturities of long-term debt		2,799
Current portions of capital lease obligations	465	447
Accounts payable	15,852	13,822
Accrued liabilities	8,430	8,134
Customer deposits	18,011	9,940
Current liabilities held for sale	493	1,613
Total current liabilities	43,251	36,755
LONG-TERM LIABILITIES:
Long-term debt, net of current maturities	2,600	2,600
Long-term capital lease obligations, net of current portions	1,038
Other	2,190	3,060
Total long-term liabilities	5,828	5,660
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Preferred stock, $0.001 par value; 10,000,000 shares authorized; no shares issued or outstanding
Common stock, $0.001 par value; 30,000,000 shares authorized; 15,175,767 and 15,012,789 shares issued as of December 31, 2016 and December 31, 2015, respectively	15	15
Treasury stock, at cost, 273,937 shares as of December 31, 2016 and December 31, 2015	(1,842)	(1,842)
Additional paid-in capital	378,876	378,104
Accumulated deficit	(308,466)	(308,785)
Total stockholders' equity	68,583	67,492
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 117,662	$ 109,907

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.