CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning Balance at Sep. 30, 2011	$ 1,243,891	$ 112,344	$ 500,922	$ 677,473	$ (46,848)
Beginning Balance (in shares) at Sep. 30, 2011		112,344,000
Net earnings	427,049			427,049
Other comprehensive earnings (loss)	(9,773)				(9,773)
Issuance of common stock	60,332	1,664	58,668
Issuance of common stock (in shares)		1,664,000
Tax benefits from exercises of share-based payment award	7,888		7,888
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units	(10,121)	(167)	(9,954)
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units (in shares)		(167,000)
Share-based compensation expense	47,950		47,950
Repurchases of common stock	(257,440)	(4,434)	(41,599)	(211,407)
Repurchases of common stock, shares	(4,433,718)	(4,434,000)
Ending Balance at Sep. 28, 2012	1,509,776	109,407	563,875	893,115	(56,621)
Ending Balance (in shares) at Sep. 28, 2012		109,407,000
Net earnings	438,248			438,248
Other comprehensive earnings (loss)	16,550				16,550
Issuance of common stock	129,659	3,222	126,437
Issuance of common stock (in shares)		3,222,000
Tax benefits from exercises of share-based payment award	10,708		10,708
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units	(9,560)	(138)	(9,422)
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units (in shares)		(138,000)
Share-based compensation expense	42,130		42,130
Repurchases of common stock	(423,664)	(6,000)	(96,644)	(321,020)
Repurchases of common stock, shares	(6,000,000)	(6,000,000)
Ending Balance at Sep. 27, 2013	1,713,847	106,491	637,084	1,010,343	(40,071)
Ending Balance (in shares) at Sep. 27, 2013	106,491,000	106,491,000
Net earnings	403,703			403,703
Other comprehensive earnings (loss)	(18,540)				(18,540)
Issuance of common stock	99,655	2,317	97,338
Issuance of common stock (in shares)		2,317,000
Tax benefits from exercises of share-based payment award	10,900		10,900
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units	(8,764)	(116)	(8,648)
Shares repurchased for tax withholdings on vesting of restricted stock and restricted stock units (in shares)	(115,987)	(116,000)
Share-based compensation expense	39,636		39,636
Repurchases of common stock	(624,017)	(7,750)	(133,462)	(482,805)
Repurchases of common stock, shares	(7,750,000)	(7,750,000)
Ending Balance at Sep. 26, 2014	$ 1,616,420	$ 100,942	$ 642,848	$ 931,241	$ (58,611)
Ending Balance (in shares) at Sep. 26, 2014	100,942,000	100,942,000