Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 6,344	$ 6,332
Trade accounts receivable, less allowance for doubtful accounts of $141 in 2015 and $181 in 2014	8,786	9,877
Other receivables	326	148
Inventories	7,790	8,705
Prepaid income taxes	559	771
Prepaid expenses, other	$ 897	902
Deferred income taxes		766
Total current assets	$ 24,702	27,501
Property, plant, and equipment, net of accumulated depreciation of $8,154 in 2015 and $7,874 in 2014	5,995	5,562
Goodwill	7,437	8,147
Intangible assets, net	8,986	10,831
Other assets	88	194
Deferred income taxes	211	274
Total assets	47,419	52,509
Current liabilities:
Current maturities of long-term notes payable	$ 65	983
Line of credit		3,300
Accounts payable	$ 3,033	4,402
Accrued compensation and related expenses	3,969	4,120
Other accrued expenses	811	731
Accrued product warranties	223	285
Dividends payable	637	631
Deferred revenue	862	997
Total current liabilities	9,600	$ 15,449
Line of credit	2,793
Notes payable	93	$ 307
Obligations to former employees	34	67
Deferred income taxes	1,227	1,856
Accrued income taxes	201	357
Total noncurrent liabilities	4,348	2,587
Total liabilities	$ 13,948	$ 18,036
Commitments and contingencies (Note 6)
Shareholders’ equity:
Capital stock – undesignated. Authorized 3,000,000 shares; none issued and outstanding in 2015 and 2014
Common stock – $0.10 par value. Authorized 22,000,000 shares; issued and outstanding 5,792,126 shares in 2015 and 5,732,505 shares in 2014	$ 579	$ 573
Additional paid-in capital	7,412	6,427
Retained earnings	30,700	30,265
Accumulated other comprehensive loss	(5,220)	(2,792)
Total shareholders’ equity	33,471	34,473
Total liabilities and shareholders' equity	$ 47,419	$ 52,509