CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
ASSETS
Cash and cash equivalents	$ 24,489	$ 24,762
Restricted cash	943	943
Accounts receivable, net of allowance of $717 and $708 in 2020 and 2019, respectively	271	955
Income tax receivable	1,243	220
Inventories, net	11,545	10,152
Prepaid expenses and other current assets	2,947	2,239
Deferred commissions	1,789	1,758
Total current assets	43,227	41,029
Property and equipment, net	4,871	5,261
Construction in progress	973	865
Long-term restricted cash	4,993	5,295
Other assets	9,634	9,592
Long-term deferred tax assets, net	1,013	881
Total assets	64,711	62,923
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of finance leases	80	87
Accounts payable	4,929	3,526
Accrued expenses	6,573	8,209
Commissions and incentives payable	10,233	9,728
Taxes payable	1,944	2,187
Current notes payable	1,039	739
Deferred revenue	5,223	4,416
Total current liabilities	30,021	28,892
Finance leases, excluding current portion	187	176
Deferred tax liabilities	3	3
Long-term notes payable	228	363
Other long-term liabilities	5,937	6,214
Total liabilities	36,376	35,648
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 2,389,206 shares outstanding as of March 31, 2020 and 2,742,857 shares issued and 2,381,131 shares outstanding as of December 31, 2019	0	0
Additional paid-in capital	34,063	34,143
Retained earnings (accumulated deficit)	1,797	(690)
Accumulated other comprehensive income	2,123	3,757
Treasury stock, at average cost, 353,651 shares as of March 31, 2020 and 361,726 shares as of December 31, 2019	(9,648)	(9,935)
Total shareholders’ equity	28,335	27,275
Total liabilities and shareholders’ equity	$ 64,711	$ 62,923