Stock-Based Compensation (Tables)

6 Months Ended

Oct. 27, 2012

Stock-Based Compensation [Abstract]

Schedule of Grants Made During the Period

The table below summarizes the grants made during the first six months of fiscal 2013:

(Unaudited, shares/units in millions)	Shares/units granted	Liability/ Equity award	Settlement
Stock options	0.2	Equity	Common shares
Stock appreciation rights ("SARs")	0.1	Liability	Cash
Restricted stock units – employees	0.2	Liability	Cash
Restricted stock units – directors	Less than 0.1	Equity	Common shares
Performance-based units	0.1	Liability	Cash
Performance-based shares	0.1	Equity	Common shares

Stock Options [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Valuation Assumptions

The fair value of stock options granted during the first quarter of fiscal 2013 was calculated using the following assumptions:

(Unaudited)	7/28/12
Risk-free interest rate		0.75	%
Dividend rate		0	%
Expected life in years		5.0
Stock price volatility		84.0	%
Fair value per share	$	7.88

Stock Appreciation Rights ("SARs") [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Valuation Assumptions

The fair value of the SARs granted during the first quarter of fiscal 2013 were remeasured at October 27, 2012, using the following assumptions:

(Unaudited)	10/27/12
Risk-free interest rate		0.75	%
Dividend rate		0	%
Expected life in years		5.0
Stock price volatility		83.8	%
Fair value per share	$	7.87