CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data	Jul. 30, 2011	Jul. 31, 2010
CONSOLIDATED BALANCE SHEETS
Accounts receivable, allowance (in dollars)	$ 4,545	$ 6,253
Notes receivable, trade, allowance (in dollars)	72	135
Intangible assets, accumulated amortization (in dollars)	8,143	5,710
Notes receivable, trade, allowance (in dollars)	$ 1,237	$ 1,304
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	48,520	43,558
Common stock, outstanding shares	48,493	43,531