CONSOLIDATED BALANCE SHEETS - USD ($)	Sep. 30, 2018	Dec. 31, 2017
CURRENT ASSETS
Cash	$ 1,729,000	$ 1,241,000
Accounts receivable — net	11,701,000	10,047,000
Inventories	20,240,000	19,657,000
Prepaid expenses and other current assets	1,286,000	1,224,000
TOTAL CURRENT ASSETS	34,956,000	32,169,000
PROPERTY AND EQUIPMENT
Land	1,281,000	1,281,000
Buildings and improvements	6,155,000	6,138,000
Machinery and equipment	22,208,000	20,579,000
Property, Plant and Equipment, Gross	29,644,000	27,998,000
Less accumulated depreciation and amortization	20,019,000	19,091,000
NET PROPERTY AND EQUIPMENT	9,625,000	8,907,000
GOODWILL	4,440,000	4,447,000
OTHER INTANGIBLE ASSETS — net	7,984,000	8,533,000
DEFERRED INCOME TAXES — net	583,000	872,000
OTHER ASSETS — net	755,000	110,000
TOTAL ASSETS	58,343,000	55,038,000
CURRENT LIABILITIES
Short-term borrowings	3,607,000	1,928,000
Accounts payable	3,018,000	2,443,000
Accrued compensation and benefits	2,016,000	1,944,000
Accrued other liabilities	1,483,000	1,576,000
Current maturities of long-term debt	471,000	0
Other current liabilities	936,000	0
TOTAL CURRENT LIABILITIES	11,531,000	7,891,000
Long–term debt, less current maturities	0	94,000
Other liabilities	174,000	1,040,000
TOTAL LIABILITIES	11,705,000	9,025,000
SHAREHOLDERS' EQUITY
Preferred stock - $10 par; authorized - 2,000,000 shares; no shares issued	0	0
Additional paid-in capital	13,811,000	13,064,000
Retained earnings	34,822,000	34,455,000
Treasury stock, at cost – 702,000 shares at September 30, 2018 and 631,000 shares at December 31, 2017	(5,768,000)	(5,179,000)
Accumulated other comprehensive loss	(621,000)	(530,000)
TOTAL SHAREHOLDERS' EQUITY	46,638,000	46,013,000
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	58,343,000	55,038,000
Common Class A [Member]
SHAREHOLDERS' EQUITY
Common stock	4,394,000	4,203,000
TOTAL SHAREHOLDERS' EQUITY	4,394,000	4,203,000
Common Class B [Member]
SHAREHOLDERS' EQUITY
Common stock	$ 0	$ 0