CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (USD $)	Mar. 29, 2014	Dec. 28, 2013
Current Assets
Cash and cash equivalents	$ 18,518,336	$ 19,988,361
Accounts receivable, less allowances: $436,000 - 2014; $410,000 - 2013	18,176,174	16,284,603
Inventories	30,266,053	30,657,612
Prepaid expenses and other assets	3,422,748	3,244,686
Deferred income taxes	818,662	818,662
Total Current Assets	71,201,973	70,993,924
Property, Plant and Equipment	62,136,945	61,849,854
Accumulated depreciation	(34,957,178)	(34,458,096)
Net Property, Plant and Equipment	27,179,767	27,391,758
Goodwill	13,801,676	13,842,047
Trademarks	174,662	173,177
Patents, technology and other intangibles net of accumulated amortization	1,431,749	1,457,503
Total Other Assets	15,408,087	15,472,727
TOTAL ASSETS	113,789,827	113,858,409
Current Liabilities
Accounts payable	8,303,333	7,302,368
Accrued compensation	1,564,979	3,007,169
Other accrued expenses	1,199,330	1,519,338
Current portion of long-term debt	1,785,714	1,785,714
Total Current Liabilities	12,853,356	13,614,589
Deferred income taxes	1,212,105	1,111,755
Other long-term liabilities	248,417	248,417
Long-term debt, less current portion	3,928,572	4,285,714
Accrued postretirement benefits	2,289,405	2,232,872
Accrued pension cost	11,109,383	10,860,211
Shareholders' Equity
Voting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares
Nonvoting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares
Common Stock, no par value: Authorized: 50,000,000 shares Issued: 8,917,354 shares in 2014 and 8,916,897 shares in 2013	28,629,073	28,621,582
Treasury Stock: 2,694,729 shares in 2014 and 2013	(19,105,723)	(19,105,723)
Retained earnings	83,825,117	83,006,671
Accumulated other comprehensive income (loss):
Foreign currency translation	1,616,977	1,983,506
Unrecognized net pension and postretirement benefit costs, net of tax	(12,816,855)	(13,001,185)
Accumulated other comprehensive loss	(11,199,878)	(11,017,679)
Total Shareholders' Equity	82,148,589	81,504,851
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 113,789,827	$ 113,858,409