Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 05, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 49,805	$ 54,043
Marketable securities	21,705	22,404
Accounts receivable, net	50,274	68,752
Inventories:
Finished goods	34,697	30,308
Work in process	52,886	50,569
Raw materials and supplies	9,505	8,181
Total inventory	97,088	89,058
Deferred tax assets	6,623	6,623
Income tax receivable		1,668
Other current assets	9,337	9,671
Total current assets	234,832	252,219
PROPERTY, PLANT AND EQUIPMENT	173,625	171,264
Less allowance for depreciation	80,257	75,721
PROPERTY, PLANT AND EQUIPMENT, NET	93,368	95,543
GOODWILL	11,485	11,485
INTANGIBLE ASSETS, net	7,361	10,644
NOTE RECEIVABLE	3,880	3,818
OTHER ASSETS	12,321	4,650
Total assets	363,247	378,359
CURRENT LIABILITIES:
Accounts payable	29,634	32,948
Federal and state income taxes	127
Accrued liabilities	13,734	15,680
Total current liabilities	43,495	48,628
DEFERRED INCOME TAXES	$ 4,291	$ 4,288
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY
Common stock, $1 par value: Authorized: 12,000,000 shares; Issued: 7,440,518 shares	$ 7,441	$ 7,441
Paid-in capital	6,376	5,906
Retained earnings	317,532	328,417
Accumulated other comprehensive income (loss)	3	(3)
Stockholders' Equity before Treasury Stock	331,352	341,761
Treasury stock, at cost	15,891	16,318
Total stockholders' equity	315,461	325,443
Total liabilities and stockholders' equity	$ 363,247	$ 378,359