CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
ASSETS
Cash and cash equivalents	$ 23,359	$ 24,185
Restricted cash	944	944
Accounts receivable, net of allowance of $991 and $987 in 2022 and 2021, respectively	91	90
Income tax receivable	385	342
Inventories, net	12,591	12,020
Prepaid expenses and other current assets	3,798	2,888
Deferred commissions	3,103	2,369
Total current assets	44,271	42,838
Property and equipment, net	2,591	2,882
Construction in progress	1,507	1,357
Long-term restricted cash	503	503
Other assets	9,528	9,220
Deferred tax assets, net	2,740	2,825
Total assets	61,140	59,625
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of finance leases	60	68
Accounts payable	5,122	3,969
Accrued expenses	8,407	9,224
Commissions and incentives payable	9,629	9,611
Taxes payable	1,756	2,154
Current notes payable	608	205
Deferred revenue	6,617	4,867
Total current liabilities	32,199	30,098
Finance leases, excluding current portion	69	66
Other long-term liabilities	5,142	5,049
Total liabilities	37,410	35,213
Commitments and contingencies
Shareholders’ equity:
Preferred stock, $0.01 par value, 1,000,000 shares authorized, no shares issued or outstanding	0	0
Common stock, $0.0001 par value, 99,000,000 shares authorized, 2,742,857 shares issued and 1,949,716 shares outstanding as of March 31, 2022 and 2,742,857 shares issued and 1,940,687 shares outstanding as of December 31, 2021	0	0
Additional paid-in capital	33,359	33,277
Retained earnings	7,452	7,708
Accumulated other comprehensive income	1,669	2,342
Treasury stock, at average cost, 793,141 shares as of March 31, 2022 and 802,170 shares as of December 31, 2021	(18,750)	(18,915)
Total shareholders’ equity	23,730	24,412
Total liabilities and shareholders’ equity	$ 61,140	$ 59,625