Assets Held for Sale (Details) (USD $)	3 Months Ended				3 Months Ended
	May 31, 2013	Aug. 30, 2013	Nov. 30, 2012		Aug. 30, 2013 Subsequent Event [Member]
Long Lived Assets Held-for-sale [Line Items]
Assets Held-for-Sale, Carrying Value	$ 47,400,000
Assets Held-for-sale, Current	23,600,000	23,573,000	0	[1]
Write-down Charges, Assets Held-For-Sale	23,800,000
Proceeds from Sale of Property Held-for-sale					$ 24,300,000

[1] The Condensed Consolidated Balance Sheet as of November 30, 2012 has been derived from the audited Consolidated Financial Statements at that date but does not include all of the information and footnotes required by generally accepted accounting principles for complete financial statements.