CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
ASSETS
Cash and cash equivalents	$ 8,104	$ 9,248
Marketable securities	7,792	5,771
Accounts receivable, less allowances of $283 at September 30, 2019 and $314 at December 31, 2018	13,322	15,859
Inventories	16,360	16,163
Other current assets	1,819	2,096
Total current assets	47,397	49,137
Marketable securities, long-term	9,392	10,322
Equipment and leasehold improvements, net	3,546	2,861
Intangible assets, net	295	333
Goodwill	1,366	1,366
Right-of-use assets (operating leases)	1,985	0
Other assets	249	259
Deferred tax assets	5,276	5,422
Total assets	69,506	69,700
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	4,945	8,513
Advance customer payments	528	636
Accrued expenses	2,350	3,568
Current operating lease liabilities	686	0
Total current liabilities	8,509	12,717
Other liabilities	162	629
Long-term operating lease liabilities	3,178	0
Reserve for income taxes	143	143
Total liabilities	11,992	13,489
Commitments and contingencies
Stockholders’ equity:
Preferred stock, no par value, 5,000,000 shares authorized, none outstanding	0	0
Common stock, no par value, 25,000,000 shares authorized, 7,121,671 shares issued and outstanding at September 30, 2019 and 7,100,825 shares issued and outstanding at December 31, 2018	36,397	35,637
Accumulated other comprehensive loss	(1,786)	(1,690)
Retained earnings	22,903	22,264
Total stockholders’ equity	57,514	56,211
Total liabilities and stockholders’ equity	$ 69,506	$ 69,700