Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 81,293	$ 135,960
Accounts receivable, net of allowance of $736 and $304, respectively	47,527	41,383
Inventory, net of allowance of $1,522 and $1,522, respectively	42,192	31,303
Deposits on purchased inventory	8,742	7,484
Deferred cost of revenue	7,953	6,715
Prepaid expenses and other current assets	5,860	5,509
Total current assets	193,567	228,354
Property and equipment, net	19,039	19,641
Restricted cash	4,241	6,535
Intangible assets, net	37	38
Right-of-use assets	5,401	5,945
Other assets	10,874	10,884
TOTAL ASSETS	233,159	271,397
Current liabilities:
Accounts payable	25,216	28,300
Accrued liabilities	20,759	24,682
Customer deposits	16,150	16,006
Operating lease liability, current	2,931	2,860
Current portion of credit revolver	4,278	0
Current portion of long-term debt	73,483	0
Deferred revenue, current	23,949	24,734
Total current liabilities	166,766	96,582
Deferred revenue, net of current portion	2,395	3,069
Long-term debt	0	73,339
Credit revolver	0	5,000
Warrant liabilities	2,234	4,178
Operating lease liability, noncurrent	4,441	5,205
Other long-term liabilities	2,066	1,782
TOTAL LIABILITIES	177,902	189,155
Commitments and contingencies
Stockholders’ equity:
Preferred stock, par value of $0.01 per share; 10,000,000 shares authorized at March 31, 2023 and December 31, 2022; no shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively	0	0
Common stock, par value of $0.01 per share; 300,000,000 shares authorized at March 31, 2023 and December 31, 2022; 183,384,069 and 181,586,944 shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively	1,824	1,806
Additional paid-in capital	926,754	924,898
Accumulated deficit	(873,321)	(844,462)
TOTAL STOCKHOLDERS’ EQUITY	55,257	82,242
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 233,159	$ 271,397