CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Stock	Treasury Stock	Additional Paid in Capital	Unallocated Shares of ESOP	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Comprehensive Income
Balances at Jul. 30, 2011	$ 869,667	$ 485	$ (708)	$ 345,036	$ (542)	$ 4,862	$ 520,534
Balances (in shares) at Jul. 30, 2011	48,493	48,520	27
Increase (Decrease) in Stockholders' Equity
Allocation of shares to ESOP	121				121
Stock option exercises and restricted stock vestings, net	1,115	3	257	855
Stock option exercises and restricted stock vestings, net (in shares)		302	(10)
Share-based compensation	6,433			6,433
Excess tax benefits associated with stock compensation plans	441			441
Change in fair value of swap agreements, net of tax	388					388		388
Foreign currency translation	(3,597)					(3,597)		(3,597)
Net income	37,168						37,168	37,168
Total comprehensive income	33,959							33,959
Balances at Jan. 28, 2012	$ 911,736	$ 488	$ (451)	$ 352,765	$ (421)	$ 1,653	$ 557,702
Balances (in shares) at Jan. 28, 2012	48,805	48,822	17