CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
CURRENT ASSETS:
Cash and cash equivalents	$ 76	$ 78
Accounts receivable, net of allowance for doubtful accounts of $200 and $225 as of June 30, 2018 and December 31, 2017, respectively	17,901	13,644
Inventories, net	20,730	19,279
Prepaid expenses and other current assets	1,752	1,798
Current assets held for sale	579	580
Total current assets	41,038	35,379
LONG-TERM ASSETS:
Property and equipment, net	52,295	55,693
Goodwill		4,993
Other intangible assets, net	15,136	16,078
Other assets	184	207
TOTAL ASSETS	108,653	112,350
CURRENT LIABILITIES:
Line of credit, NMTC and other notes payable	18,024	14,138
Current maturities of long-term debt		114
Current portions of capital lease obligations	780	762
Accounts payable	15,661	11,756
Accrued liabilities	4,718	4,393
Customer deposits	8,652	9,791
Current liabilities held for sale	29	30
Total current liabilities	47,864	40,984
LONG-TERM LIABILITIES:
Long-term debt, net of current maturities	1,995	797
Long-term capital lease obligations, net of current portions	546	941
Other	2,303	3,557
Total long-term liabilities	4,844	5,295
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; 15,744,645 and 15,480,299 shares issued as of June 30, 2018, and December 31, 2017, respectively	16	15
Treasury stock, at cost, 273,937 shares as of June 30, 2018 and December 31, 2017	(1,842)	(1,842)
Additional paid-in capital	380,832	380,005
Accumulated deficit	(323,061)	(312,107)
Total stockholders’ equity	55,945	66,071
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 108,653	$ 112,350