CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands	Total	Common Stock	Capital in Excess of Par value of Common Stock	Retained Earnings	Accumulated Other Comprehensive Income
Balance at Oct. 02, 2011	$ 892,107	$ 17,361	$ 612,517	$ 261,443	$ 786
Balance (in shares) at Oct. 02, 2011		86,806
Proceeds from exercise of stock options (in shares)		1,902
Proceeds from exercise of stock options	31,211	380	30,831
Tax withholding on restricted stock units	(808)		(808)
Grants and cancellations of restricted share awards (in shares)		1,574
Grants and cancellations of restricted share awards	0	315	(315)
Issuance of stock awards related to acquisition	0		0
Stock-based compensation	36,680		36,680
Other comprehensive income, net of tax	(1,529)				(1,529)
Net income	(29,675)			(29,675)
Balance at Sep. 30, 2012	927,986	18,056	678,905	231,768	(743)
Balance (in shares) at Sep. 30, 2012		90,282
Proceeds from exercise of stock options (in shares)		1,944
Proceeds from exercise of stock options	25,297	389	24,908
Tax withholding on restricted stock units	(836)		(836)
Grants and cancellations of restricted share awards (in shares)		1,614
Grants and cancellations of restricted share awards		323	(323)
Stock-based compensation	35,242		35,242
Other comprehensive income, net of tax	695				695
Net income	43,674			43,674
Balance at Sep. 29, 2013	1,032,058	18,768	737,896	275,442	(48)
Balance (in shares) at Sep. 29, 2013		93,840
Proceeds from exercise of stock options (in shares)		1,511
Proceeds from exercise of stock options	19,218	302	18,916
Tax withholding on restricted stock units	(1,485)		(1,485)
Grants and cancellations of restricted share awards (in shares)		282
Grants and cancellations of restricted share awards	0	56	(56)
Stock-based compensation	43,939		43,939
Other comprehensive income, net of tax	(1,223)				(1,223)
Net income	23,123			23,123
Balance at Sep. 28, 2014	$ 1,115,630	$ 19,126	$ 799,210	$ 298,565	$ (1,271)
Balance (in shares) at Sep. 28, 2014		95,633