Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
CURRENT ASSETS:
Cash	$ 852	$ 3,372
Accounts receivable, net	13,802	15,337
Employee retention credit receivable	497	0
Contract assets	1,136	2,253
Inventories, net	33,377	26,724
Prepaid expenses and other current assets	2,661	2,909
Total current assets	52,325	50,595
LONG-TERM ASSETS:
Property and equipment, net	43,655	45,195
Operating lease right-of-use assets	18,029	19,321
Intangible assets, net	3,453	4,186
Other assets	585	385
TOTAL ASSETS	118,047	119,682
CURRENT LIABILITIES:
Line of credit and other notes payable	6,650	1,406
Current portion of finance lease obligations	2,060	1,427
Current portion of operating lease obligations	1,775	1,832
Accounts payable	16,462	18,180
Accrued liabilities	3,654	6,307
Customer deposits	12,082	18,819
Total current liabilities	42,683	47,971
LONG-TERM LIABILITIES:
Long-term debt, net of current maturities	177	9,381
Long-term finance lease obligations, net of current portion	2,481	1,996
Long-term operating lease obligations, net of current portion	18,405	19,569
Other	167	104
Total long-term liabilities	21,230	31,050
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS’ EQUITY:
Preferred stock, $0.001 par value; 10,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.001 par value; 30,000,000 shares authorized; 19,859,650 and 17,211,498 shares issued as of December 31, 2021, and December 31, 2020, respectively	20	17
Treasury stock, at cost, 273,937 shares as of December 31, 2021 and December 31, 2020	(1,842)	(1,842)
Additional paid-in capital	395,372	384,749
Accumulated deficit	(339,416)	(342,263)
Total stockholders’ equity	54,134	40,661
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 118,047	$ 119,682