CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
ASSETS
Cash and cash equivalents	$ 9,664	$ 9,248
Marketable securities	8,245	5,771
Accounts receivable, less allowances of $300 at June 30, 2019 and $314 at December 31, 2018	15,553	15,859
Inventories	17,563	16,163
Other current assets	1,437	2,096
Total current assets	52,462	49,137
Marketable securities, long-term	7,893	10,322
Equipment and leasehold improvements, net	3,778	2,861
Intangible assets, net	310	333
Goodwill	1,366	1,366
Right-to use assets (operating leases)	2,105	0
Other assets	252	259
Deferred tax assets	5,189	5,422
Total assets	73,355	69,700
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	7,670	8,513
Advance customer payments	818	636
Accrued expenses	2,877	3,568
Current operating lease liabilities	410	0
Total current liabilities	11,775	12,717
Other liabilities	113	629
Long-term operating lease liabilities	3,397	0
Reserve for income taxes	143	143
Total liabilities	15,428	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, 7,114,675 shares issued and outstanding at June 30, 2019 and 7,100,825 shares issued and outstanding at December 31, 2018	36,189	35,637
Accumulated other comprehensive loss	(1,518)	(1,690)
Retained earnings	23,256	22,264
Total stockholders’ equity	57,927	56,211
Total liabilities and stockholders’ equity	$ 73,355	$ 69,700