Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 73,698	$ 94,141
Accounts receivable, net	11,963	7,706
Inventory	8,573	6,563
Current portion of net investments in sales-type leases	1,874	2,198
Current portion of prepaid commission expense	1,871	1,559
Current portion of note receivables	80	74
Prepaid expenses and other current assets	3,037	3,090
Total current assets	101,096	115,331
Property and equipment, net	2,109	1,220
Operating lease right-of-use assets	3,459	3,884
Net investments in sales-type leases	1,617	1,697
Prepaid commission expense	7,305	6,763
Long-term note receivable	94	10,110
Other assets	3,555	2,218
Total Assets	119,235	141,223
Current liabilities:
Accounts payable	2,350	4,299
Accrued expenses	11,493	8,233
Deferred revenue	1,732	2,501
Current portion of operating lease liabilities	818	670
Current portion of long-term debt, net	8,750
Total current liabilities	25,143	15,703
Long-term debt, net	27,009	35,335
Deferred revenue	981	1,471
Operating lease liabilities	3,111	3,539
Total Liabilities	56,244	56,048
Commitments and contingencies (Note 17)
Stockholders' Equity:
Preferred stock, $0.01 par value: 10,000 shares authorized; no shares issued or outstanding on September 30, 2022, and December 31, 2021
Common stock, $0.01 par value: 200,000 shares authorized; 27,060 and 26,395 shares issued and outstanding on September 30, 2022, and December 31, 2021, respectively	270	264
Additional paid-in capital	400,323	393,644
Accumulated deficit	(337,602)	(308,733)
Total Stockholders' Equity	62,991	85,175
Total Liabilities and Stockholders' Equity	$ 119,235	$ 141,223