CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	May 29, 2011	Nov. 30, 2010
Current assets
Cash and cash equivalents	$ 169,462	$ 236,737
Receivables, less allowances of $3,815 in 2011 and $3,848 in 2010	139,394	129,855
Inventories	84,781	69,381
Deferred income taxes	23,425	22,441
Prepaid expenses and other current assets	11,730	10,862
Total current assets	428,792	469,276
Investment in affiliate	3,784	3,784
Property, plant and equipment
Land	49,050	46,132
Buildings	104,660	103,438
Machinery and equipment	385,854	371,153
Construction in progress	34,207	31,048
Total property, plant and equipment at cost	573,771	551,771
Accumulated depreciation	(325,185)	(307,573)
Total property, plant and equipment, net	248,586	244,198
Deferred income taxes	11,289	11,289
Goodwill and intangible assets, net of accumulated amortization of $1,322 in 2011 and $1,293 in 2010	2,055	2,061
Other assets	44,667	50,961
Total assets	739,173	781,569
Current liabilities
Current portion of long-term debt	8,252	7,724
Trade payables	47,045	49,881
Accrued liabilities	57,443	64,533
Income taxes payable	1,125	24,682
Total current liabilities	113,865	146,820
Long-term debt, less current portion	23,952	23,424
Deferred income taxes	2,849	2,691
Other long-term liabilities	102,748	100,667
Total liabilities	243,414	273,602
Commitments and contingencies
Stockholders' equity
Common Stock, par value $2.50 per share, authorized 24,000,000 shares, outstanding 9,070,912 shares in 2011 and 9,249,105 shares in 2010	30,144	30,047
Additional paid-in capital	61,313	60,986
Retained earnings	498,788	507,625
Accumulated other comprehensive loss	(22,188)	(33,663)
Treasury stock (2,986,730 shares in 2011 and 2,769,637 shares in 2010)	(72,298)	(57,028)
Total stockholders' equity	495,759	507,967
Total liabilities and stockholders' equity	$ 739,173	$ 781,569