Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total		Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income	Retained Earnings
Beginning Balance, shares at Sep. 29, 2012			23,746,000
Beginning Balance at Sep. 29, 2012	$ 671,656		$ 237	$ 131,708	$ 40,455	$ 499,256
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued under stock plans, net of shares withheld for employee taxes, shares			718,000
Common stock issued under stock plans, net of shares withheld for employee taxes	12,371		$ 7	12,364
Tax impact from employee stock options	(836)			(836)
Stock-based compensation	19,017			19,017
Cash dividends paid ($1.00 per common share)	(24,040)					(24,040)
Net income	66,355					66,355
Other comprehensive income, net of tax	13,995	[1]			13,995
Ending Balance, shares at Sep. 28, 2013			24,464,000
Ending Balance at Sep. 28, 2013	758,518		$ 244	162,253	54,450	541,571
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued under stock plans, net of shares withheld for employee taxes, shares			486,000
Common stock issued under stock plans, net of shares withheld for employee taxes	2,874		$ 4	2,870
Tax impact from employee stock options	(52)			(52)
Stock-based compensation	18,971			18,971
Net income	59,106					59,106
Other comprehensive income, net of tax	$ (19,768)	[1]			(19,768)
Ending Balance, shares at Sep. 27, 2014	24,950,000		24,950,000
Ending Balance at Sep. 27, 2014	$ 819,649		$ 248	184,042	34,682	600,677
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued under stock plans, net of shares withheld for employee taxes, shares			322,000
Common stock issued under stock plans, net of shares withheld for employee taxes	2,006		$ 4	2,002
Tax impact from employee stock options	(667)			(667)
Stock-based compensation	18,243			18,243
Repurchases of common stock, shares			(1,302,000)
Repurchases of common stock	(75,027)		$ (14)	(75,013)
Net income	76,409					76,409
Other comprehensive income, net of tax	$ (44,195)	[1]			(44,195)
Ending Balance, shares at Oct. 03, 2015	23,970,000		23,970,000
Ending Balance at Oct. 03, 2015	$ 796,418		$ 238	$ 128,607	$ (9,513)	$ 677,086

[1] Reclassification adjustments were not significant during fiscal years 2015, 2014 and 2013.