CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Oct. 29, 2011	Jul. 30, 2011
CONDENSED CONSOLIDATED BALANCE SHEETS
Accounts receivable, allowance (in dollars)	$ 5,261	$ 4,545
Notes receivable, trade, allowance (in dollars)	72	72
Intangible assets, accumulated amortization (in dollars)	9,275	8,143
Notes receivable, trade, allowance (in dollars)	$ 1,537	$ 1,237
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized shares	5,000	5,000
Preferred stock, issued shares	0	0
Preferred stock, outstanding shares	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized shares	100,000	100,000
Common stock, issued shares	48,770	48,520
Common stock, outstanding shares	48,753	48,493