Condensed Consolidated Balance Sheets (Statement) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 157,594	$ 218,348
Accounts receivable	33,014	21,659
Inventory, net of allowance of $1,676 and $3,071, respectively	29,380	29,617
Deposits on purchased inventory	6,560	4,778
Deferred cost of revenue	1,568	3,342
Prepaid expenses and other current assets	5,294	5,803
Total current assets	233,410	283,547
Property and equipment, net	20,233	20,242
Restricted cash	4,596	1,460
Intangible assets, net	41	44
Right-of-use assets	7,006	9,661
Other assets	11,758	6,853
TOTAL ASSETS	277,044	321,807
Current liabilities:
Accounts payable	16,853	9,199
Accrued liabilities	15,937	26,555
Customer deposits	24,950	20,784
Operating lease liability, current	2,708	2,561
Current portion of long-term debt	0	3,222
Deferred revenue, current	16,284	13,920
Total current liabilities	76,732	76,241
Deferred revenue, net of current portion	6,376	4,232
Long-term debt	58,507	54,031
Warrant liabilities	1,910	6,795
Operating lease liability, noncurrent	6,666	8,066
Other long-term liabilities	2,035	2,647
TOTAL LIABILITIES	152,226	152,012
Commitments and contingencies
Stockholders’ equity:
Preferred stock, par value of $0.01 per share; 10,000,000 shares authorized at June 30, 2022 and December 31, 2021; no shares issued and outstanding at June 30, 2022 and December 31, 2021, respectively	0	0
Common stock, par value of $0.01 per share; 300,000,000 shares authorized at June 30, 2022 and December 31, 2021; 180,997,543 and 179,206,456 shares issued and outstanding at June 30, 2022 and December 31, 2021, respectively	1,800	1,782
Additional paid-in capital	913,557	905,145
Accumulated deficit	(790,539)	(737,132)
TOTAL STOCKHOLDERS’ EQUITY	124,818	169,795
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 277,044	$ 321,807