CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($)	Mar. 31, 2018	Dec. 30, 2017
Current Assets
Cash and cash equivalents	$ 16,361,816	$ 22,275,477
Accounts receivable, less allowances: $477,000 - 2018; $389,000 - 2017	30,304,665	27,119,910
Inventories	48,976,948	47,268,757
Prepaid expenses and other assets	3,615,307	3,401,456
Total Current Assets	99,258,736	100,065,600
Property, Plant and Equipment	70,875,801	70,109,077
Accumulated depreciation	(42,007,439)	(41,075,121)
Property, Plant and Equipment, Net	28,868,362	29,033,956
Goodwill	32,200,916	32,228,891
Trademarks	3,686,063	3,686,063
Patents and other intangibles net of accumulated amortization	9,847,216	9,433,596
Deferred income taxes	1,904,485	2,010,291
Total other assets	47,638,680	47,358,841
TOTAL ASSETS	175,765,778	176,458,397
Current Liabilities
Accounts payable	16,943,359	14,712,414
Accrued compensation	2,390,909	4,376,211
Other accrued expenses	3,658,147	3,606,057
Contingent liability	2,070,000	2,070,000
Current portion of long-term debt	2,550,000	6,550,000
Total Current Liabilities	27,612,415	31,314,682
Deferred income taxes	1,723,543	1,723,543
Other long-term liabilities	358,982	358,982
Long-term debt, less current portion	28,287,500	28,675,000
Accrued postretirement benefits	1,015,290	1,032,171
Accrued pension cost	26,343,088	26,423,429
Shareholders' Equity
Preferred Stock, no par value: Authorized and unissued: 2,000,000 shares	0	0
Common Stock, no par value, Authorized: 50,000,000 shares Issued: 8,959,729 shares in 2018 and 8,957,974 shares in 2017	29,608,222	29,501,123
Treasury Stock: 2,694,729 shares in 2018 and 2017	(19,105,723)	(19,105,723)
Retained earnings	100,311,681	97,921,903
Accumulated other comprehensive income (loss):
Foreign currency translation	(334,265)	(943,193)
Unrealized gain on interest rate swap, net of tax	207,597	41,757
Unrecognized net pension and other postretirement benefit costs, net of taxes	(20,262,552)	(20,485,277)
Accumulated other comprehensive loss	(20,389,220)	(21,386,713)
Total Shareholders' Equity	90,424,960	86,930,590
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 175,765,778	$ 176,458,397

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.