Consolidated Statements of Shareholders' Investment and Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Balance	$ 166,106	$ 203,965	$ 204,942
Net income	50,942	18,576	17,394
Foreign currency translation	777	(10,100)	2,459
Pension benefit plan adjustments	327	(1,130)	(982)
Derivative instruments	504	388	(1,436)
Total comprehensive income	52,550	7,734	17,435
Exercise of stock options	12,212	323	909
Stock-based compensation	2,704	2,383	3,331
Tax shortfall from equity compensation	(307)	(1,151)	(491)
Issuance for employee stock purchase plan	666	692	718
Common stock purchased and retired	(9,864)	(38,156)	(12,823)
Dividends	(13,219)	(9,684)	(10,056)
Balance	210,848	166,106	203,965
Common Stock [Member]
Balance	3,816	4,141	4,244
Balance (in shares)	15,264	16,564	16,976
Net income	0	0	0
Foreign currency translation	0	0	0
Pension benefit plan adjustments	0	0	0
Derivative instruments	0	0	0
Total comprehensive income	0	0	0
Exercise of stock options	83	4	10
Exercise of stock options (in shares)	332	16	40
Stock-based compensation	5	5	4
Stock-based compensation (in shares)	18	19	17
Tax shortfall from equity compensation	0	0	0
Issuance for employee stock purchase plan	6	8	9
Issuance for employee stock purchase plan (in shares)	24	33	36
Common stock purchased and retired	(2)	(342)	(126)
Common stock purchased and retired (in shares)	(6)	(1,368)	(505)
Dividends	0	0	0
Balance	3,908	3,816	4,141
Balance (in shares)	15,632	15,264	16,564
Additional Paid-in Capital [Member]
Balance	0	0	0
Net income	0	0	0
Foreign currency translation	0	0	0
Pension benefit plan adjustments	0	0	0
Derivative instruments	0	0	0
Total comprehensive income	0	0	0
Exercise of stock options	12,129	319	899
Stock-based compensation	2,699	2,378	3,327
Tax shortfall from equity compensation	(307)	(1,151)	(491)
Issuance for employee stock purchase plan	660	684	709
Common stock purchased and retired	(9,862)	(2,230)	(4,444)
Dividends	0	0	0
Balance	5,319	0	0
Retained Earnings [Member]
Balance	147,609	174,301	175,216
Net income	50,942	18,576	17,394
Foreign currency translation	0	0	0
Pension benefit plan adjustments	0	0	0
Derivative instruments	0	0	0
Total comprehensive income	50,942	18,576	17,394
Exercise of stock options	0	0	0
Stock-based compensation	0	0	0
Tax shortfall from equity compensation	0	0	0
Issuance for employee stock purchase plan	0	0	0
Common stock purchased and retired	0	(35,584)	(8,253)
Dividends	(13,219)	(9,684)	(10,056)
Balance	185,332	147,609	174,301
Accumulated Other Comprehensive Income (Loss) [Member]
Balance	14,681	25,523	25,482
Net income	0	0	0
Foreign currency translation	777	(10,100)	2,459
Pension benefit plan adjustments	327	(1,130)	(982)
Derivative instruments	504	388	(1,436)
Total comprehensive income	1,608	(10,842)	41
Exercise of stock options	0	0	0
Stock-based compensation	0	0	0
Tax shortfall from equity compensation	0	0	0
Issuance for employee stock purchase plan	0	0	0
Common stock purchased and retired	0	0	0
Dividends	0	0	0
Balance	$ 16,289	$ 14,681	$ 25,523