Consolidated Statement of Changes in Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)
Balance at Sep. 29, 2012	$ 2,261,228	$ 15,268	$ 1,464,560	$ 771,200	$ 10,200
Balance (in shares) at Sep. 29, 2012	152,680,855	152,680,855
Increase (Decrease) in Stockholders' Equity
Options exercised	4,082	84	3,998
Options exercised (in shares)		842,193
Issuance of common stock under employee stock purchase plan	5,252	25	5,227
Issuance of common stock under employee stock purchase plan (in shares)		247,593
Restricted stock awards and units		1	(1)
Restricted stock awards and units (in shares)		11,376
Repurchase of common stock	(125,681)	(486)	(125,195)
Repurchase of common stock (in shares)		(4,864,593)
Stock compensation expense	15,072		15,072
Tax benefit from equity-based compensation plans	9,563		9,563
Deferred compensation expense	142		142
Adjustment of redeemable noncontrolling interests to redemption value	(1,219)			(1,219)
Other comprehensive income (loss), net of tax	(19,979)				(19,979)
Net income	240,004			240,004
Balance at Mar. 30, 2013	$ 2,388,464	$ 14,892	$ 1,373,366	$ 1,009,985	$ (9,779)
Balance (in shares) at Mar. 30, 2013	148,917,424	148,917,424