CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2017	Dec. 31, 2016
CURRENT ASSETS
Cash	$ 1,241,000	$ 3,699,000
Accounts receivable — net	10,047,000	7,906,000
Inventories	19,657,000	19,901,000
Prepaid expenses and other current assets	1,224,000	3,030,000
TOTAL CURRENT ASSETS	32,169,000	34,536,000
PROPERTY AND EQUIPMENT
Land	1,281,000	1,150,000
Buildings and improvements	6,138,000	5,209,000
Machinery and equipment	20,579,000	19,401,000
Property, Plant and Equipment, Gross	27,998,000	25,760,000
Less accumulated depreciation and amortization	19,091,000	18,671,000
NET PROPERTY AND EQUIPMENT	8,907,000	7,089,000
GOODWILL	4,447,000	3,897,000
OTHER INTANGIBLE ASSETS — net	8,533,000	6,606,000
DEFERRED INCOME TAXES — net	872,000	1,793,000
OTHER ASSETS — net	110,000	130,000
TOTAL ASSETS	55,038,000	54,051,000
CURRENT LIABILITIES
Short-term borrowings	1,928,000	0
Accounts payable	2,443,000	2,398,000
Accrued compensation and benefits	1,944,000	1,733,000
Accrued other liabilities	1,576,000	2,019,000
Current maturities of long-term debt	0	13,000
TOTAL CURRENT LIABILITIES	7,891,000	6,163,000
Long-term debt, less current maturities	94,000	88,000
Other liabilities	1,040,000	210,000
TOTAL LIABILITIES	9,025,000	6,461,000
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS’ EQUITY
Preferred stock - $10 par; authorized - 2,000,000 shares; no shares issued	0	0
Additional paid-in capital	13,064,000	12,906,000
Retained earnings	34,455,000	36,061,000
Treasury stock, at cost - 631,000 shares at December 31, 2017 and 584,000 shares at December 31, 2016	(5,179,000)	(4,821,000)
Accumulated other comprehensive loss	(530,000)	(737,000)
TOTAL SHAREHOLDERS’ EQUITY	46,013,000	47,590,000
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	55,038,000	54,051,000
Common Class A [Member]
SHAREHOLDERS’ EQUITY
Common stock	4,203,000	4,181,000
TOTAL SHAREHOLDERS’ EQUITY	4,203,000	4,181,000
Common Class B [Member]
SHAREHOLDERS’ EQUITY
Common stock	$ 0	$ 0