CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 35,373	$ 28,687
Restricted cash	1,514	1,510
Accounts receivable, net of allowance of $566 and $463 in 2017 and 2016, respectively	394	298
Income tax receivable	2,759	1,587
Inventories, net	10,625	11,961
Prepaid expenses and other current assets, net	2,919	3,483
Deferred commissions	3,796	3,229
Total current assets	57,380	50,755
Property and equipment, net	3,068	3,611
Construction in progress	1,430	1,012
Long-term restricted cash	6,768	6,429
Other assets	3,623	4,013
Long-term deferred tax assets, net	6,261	5,368
Total assets	78,530	71,188
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current portion of capital leases	300	357
Accounts payable	6,050	5,223
Accrued expenses	5,600	5,605
Commissions and incentives payable	10,786	8,799
Taxes payable	2,839	1,040
Current notes payable	787	801
Deferred revenue	8,768	8,156
Total current liabilities	35,130	29,981
Capital leases, excluding current portion	162	261
Long-term deferred tax liabilities	31	29
Long-term notes payable	144	567
Other long-term liabilities	1,385	1,465
Total liabilities	36,852	32,303
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, 2,748,408 shares issued and 2,708,491 shares outstanding as of September 30, 2017 and 2,758,275 shares issued and 2,688,790 shares outstanding as of December 31, 2016	0	0
Additional paid-in capital	34,963	38,190
Retained earnings	8,014	7,331
Accumulated other comprehensive income	3,562	1,834
Treasury stock, at average cost, 39,917 shares as of September 30, 2017 and 69,485 shares as of December 31, 2016, respectively	(4,861)	(8,470)
Total shareholders’ equity	41,678	38,885
Total liabilities and shareholders’ equity	$ 78,530	$ 71,188