UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 8,841	$ 12,290
Restricted cash	101	100
Inventories, net	18,397	15,720
Other current assets	4,051	4,045
Current contract assets	7,716	7,113
Total current assets	78,994	81,087
Long-term contract assets	69,583	72,576
Property and equipment, net	4,753	4,826
Operating lease right-of-use assets	4,279	5,900
Deferred tax assets, net	404	404
Other long-term assets	17	17
Total assets	158,030	164,810
Current liabilities:
Accounts payable	44,949	33,375
Accrued liabilities	5,178	8,984
Income taxes payable	12	97
Interest payable	0	130
Current portion of operating lease liabilities	2,902	3,328
Current portion of finance lease liabilities	37	36
Current portion of long-term debt	179	2,052
Convertible notes payable	0	19,799
Contract Consideration Convertible Notes Payable	0	83,570
Total current liabilities	53,257	151,371
Deferred revenue, long-term	35	44
Long-term operating lease liabilities	6,584	8,044
Long-term finance lease liabilities	3	19
Long-term debt	149	2,736
TOTAL LIABILITIES	60,028	162,214
Stockholders’ equity:
Preferred stock, $0.0001 par value, 100,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.0001 par value, 240,000,000 shares authorized; 158,220,075 shares issued and 151,541,446 shares outstanding at June 30, 2023 ; 83,915,918 shares issued and 77,788,391 shares outstanding at December 31, 2022	15	8
Additional paid-in capital	462,517	388,177
Accumulated other comprehensive income	147	181
Accumulated deficit	(330,197)	(351,519)
Treasury stock, at cost; 6,678,629 and 6,127,527 shares at June 30, 2023 and December 31, 2022, respectively	(34,480)	(34,251)
Total stockholders’ equity	98,002	2,596
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	158,030	164,810
Nonrelated Party
Current assets:
Accounts receivable	16,855	19,136
Related Party
Current assets:
Accounts receivable	$ 23,033	$ 22,683