CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (USD $) In Thousands	Jul. 02, 2011	Dec. 31, 2010	Jul. 03, 2010
CURRENT ASSETS
Cash & cash equivalents	$ 41,282	$ 115,976	$ 60,006
Investments	10,324	7,996	7,082
Trade accounts receivable, Less allowances of $1,661, $1,531 & $1,879	26,862	37,394	23,566
Other receivables	7,043	9,961	7,471
Inventories, at cost
Finished goods & work in process	75,385	36,935	71,604
Raw material & supplies	31,308	22,141	34,055
Prepaid expenses	8,103	6,499	8,001
Deferred income taxes	682	689	1,367
Total current assets	200,989	237,591	213,152
PROPERTY, PLANT & EQUIPMENT, at cost
Land	21,659	21,619	21,570
Buildings	103,002	102,934	102,395
Machinery & equipment	307,325	307,178	297,919
Construction in progress	15,221	9,243	12,624
Property, plant and equipment, gross	447,207	440,974	434,508
Less-accumulated depreciation	234,714	225,482	216,129
Net property, plant and equipment	212,493	215,492	218,379
OTHER ASSETS
Goodwill	73,237	73,237	73,237
Trademarks	175,024	175,024	175,024
Investments	103,835	64,461	61,721
Split dollar life insurance	74,441	74,441	74,638
Prepaid expenses	5,034	6,680	6,444
Investment in joint venture	4,751	4,254	3,930
Deferred income taxes	9,106	9,203	11,580
Total other assets	445,428	407,300	406,574
Total assets	858,910	860,383	838,105
CURRENT LIABILITIES
Accounts payable	13,869	9,791	13,671
Dividends payable	4,635	4,529	4,560
Accrued liabilities	41,197	44,185	44,292
Total current liabilities	59,701	58,505	62,523
NONCURRENT LIABILITIES
Deferred income taxes	47,159	48,743	42,842
Postretirement health care and life insurance benefits	21,709	20,689	17,489
Industrial development bonds	7,500	7,500	7,500
Liability for uncertain tax positions	10,074	9,835	17,695
Deferred compensation and other liabilities	48,866	46,157	39,217
Total noncurrent liabilities	135,308	132,924	124,743
SHAREHOLDERS' EQUITY
Capital in excess of par value	543,503	505,495	518,013
Retained earnings	95,261	137,412	110,420
Accumulated other comprehensive loss	(13,100)	(11,213)	(15,188)
Treasury stock (at cost)- 71, 69 & 69 shares, respectively	(1,992)	(1,992)	(1,992)
Total shareholders' equity	663,901	668,954	650,839
Total liabilities and shareholders' equity	858,910	860,383	838,105
Common Stock
SHAREHOLDERS' EQUITY
Common Stock	25,618	25,040	25,358
Class B common stock
SHAREHOLDERS' EQUITY
Common Stock	$ 14,611	$ 14,212	$ 14,228