QUARTERLY RESULTS OF OPERATIONS (UNAUDITED) Quarterly Results of Operations (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
Apr. 28, 2013	Jan. 27, 2013	Oct. 28, 2012	Jul. 29, 2012	Apr. 29, 2012	Jan. 29, 2012	Oct. 30, 2011	Jul. 31, 2011	Apr. 28, 2013	Apr. 29, 2012	May 01, 2011
Sales	$ 3,320.7	$ 3,583.3	$ 3,225.8	$ 3,091.3	$ 3,209.2	$ 3,478.3	$ 3,312.6	$ 3,094.2	$ 13,221.1	$ 13,094.3	$ 12,202.7
Gross profit	281.4	328.8	377.3	332.2	342.9	379.8	419.6	407.1	1,319.7	1,549.4	1,714.1
Operating profit	72.9	136.3	178.3	131.8	154.2	170.5	224.7	173.2	519.3	722.6	1,095.0
Net income (loss)	$ 29.7	$ 81.5	$ 10.9	$ 61.7	$ 79.5	$ 79.0	$ 120.7	$ 82.1	$ 183.8	$ 361.3	$ 521.0
Earnings per share, basic	$ 0.21	$ 0.58	$ 0.07	$ 0.40	$ 0.50	$ 0.49	$ 0.74	$ 0.50	$ 1.26	$ 2.23	$ 3.14
Earnings per share, diluted	$ 0.21	$ 0.58	$ 0.07	$ 0.40	$ 0.49	$ 0.49	$ 0.74	$ 0.49	$ 1.26	$ 2.21	$ 3.12

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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+ Details

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

-Number 210

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

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-Appendix A

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+ Details