Fair Value Measurements (Tables)

3 Months Ended

Oct. 29, 2011

Jul. 30, 2011

Fair Value Measurements [Abstract]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

		Unobservable In		Unobservable In		Unobservable In		Unobservable In
	Total		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	37.9	$	37.9	$	0	$	0
Derivative instruments		1.1		0		1.1		0
Total assets	$	39.0	$	37.9	$	1.1	$	0
Liabilities:
Derivative instruments	$	1.1	$	0	$	1.1	$	0

	Total		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	188.2	$	188.2	$	0	$	0
Derivative instruments		5.5		0		5.5		0
Total assets	$	193.7	$	188.2	$	5.5	$	0
Liabilities:
Derivative instruments	$	5.6	$	0	$	5.6	$	0