Consolidated Condensed Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 02, 2013	Mar. 03, 2012
Cash flows from operating activities:
Net earnings	$ 23,528	$ 23,492
Depreciation	6,581	6,568
Amortization	1,500	1,426
Other noncash items	24	(102)
Net loss (gain) on disposition of assets	(276)	16
Stock-based compensation expense	1,146	2,906
Excess tax benefit from stock-based compensation	(1,731)	(2,302)
Deferred income taxes	8,424	9,522
Change in assets and liabilities	(32,748)	(40,301)
Net cash provided by operating activities	6,448	1,225
Cash flows from investing activites:
Restricted cash	76	51
Business acquisitions, net of cash acquired	(2,281)	(2,144)
Additions to plant assets	(8,644)	(9,797)
Proceeds from disposition of plant assets	25	59
Investment in affiliates	(223)	(132)
Net cash used in investing activities	(11,047)	(11,963)
Cash flows from financing activities:
Cash dividends paid	(6,725)	(6,046)
Payments on long-term debt	(55)	(26)
Sale of capital stock under stock option and employee purchase plans	3,628	2,958
Payments for repurchase of common stock	(5,964)	(3,635)
Excess tax benefit from stock-based compensation	1,731	2,302
Net cash used in financing activities	(7,385)	(4,447)
Net effect of exchange rate changes on cash	(248)	1,249
Net change in cash and cash equivalents	(12,232)	(13,936)
Cash and cash equivalents, beginning of period	185,496	155,999
Cash and cash equivalents, end of period	173,264	142,063
Cash paid during the period for:
Interest	78	68
Income taxes, net of refunds	$ 5,742	$ 2,879