Additional common shares attributable to conversion of debt securities.

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Common shares attributable to conversion of debt securities.

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Strike Price Of Warrants

Conversion price per share.

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This is the share price in which the debt become convertible

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This is the amount of the average stock price exceeding the strike price.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

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Earnings (Loss) Per Common Share (Narrative) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	1 Months Ended	3 Months Ended		6 Months Ended				6 Months Ended
	Jul. 28, 2011	Jul. 01, 2011	Apr. 01, 2011	Jul. 01, 2011	Jul. 28, 2011	Jul. 01, 2011 0.875% Convertible Notes due 2013 [Member]	Nov. 30, 2006 0.875% Convertible Notes due 2013 [Member]	Jul. 01, 2011 1.00% Senior Convertible Notes due 2012 [Member]	Jul. 01, 2011 Subordinated Convertible Notes due 2029 [Member]
Weighted average conversion price per share	$ 43.22				$ 41.45	$ 50.36		$ 83.93	$ 36.75
Weighted average outstanding share price, per share			$ 42.02	$ 41.22
Strike Price Of Warrants						$ 76.00
Weighted average outstanding share price excess of strike price						$ 76.00
Interest rate on senior convertible notes						0.875%	7.35%	1.00%
Average stock considered as issuable under the treasury		1.4		1.2
Additional shares assuming for dilution calculation		1.7		1.3