BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 40,599	$ 4,615
Accounts receivable, net of allowance of $19 and $0, respectively	2,012	3,384
Notes receivable, net of allowance of $9 and $0, respectively	444	502
Inventories	13,473	8,064
Prepaid and other current assets	1,857	618
Total current assets	58,385	17,183
Property and equipment, net	832	720
Equipment under lease, net	3,583	1,431
Notes and other receivables, long-term, net of allowance of $9 and $0, respectively	452	827
Intangible assets, net	12,110	13,366
Other assets	3,758	1,009
Total assets	79,120	34,536
Current liabilities:
Accounts payable	2,481	1,577
Accrued liabilities	4,570	4,778
Deferred revenue	923	777
Other current liabilities	493	697
Total current liabilities	8,467	7,829
Long-term operating lease liabilities	3,314	333
Note payable due to related party		20,200
Series A Preferred Stock		36,417
Other long-term liabilities	129	310
Total liabilities	11,910	65,089
Commitments and contingencies (Note 11)
Stockholders’ equity (deficit):
Common stock, par value $0.01 per share, 150,000 and 1,070 shares authorized at December 31, 2020 and 2019, respectively; 10,933 and 1,070 shares issued and outstanding at December 31, 2020 and 2019, respectively	109	11
Additional paid-in capital	125,094	7,621
Accumulated deficit	(57,993)	(38,185)
Total stockholders’ equity (deficit)	67,210	(30,553)
Total liabilities and stockholders’ equity (deficit)	$ 79,120	$ 34,536