Restructuring Charges (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Feb. 28, 2014	Nov. 29, 2013
Summary of Restructuring Plans [Roll Forward]
Beginning accrued restructuring charges	$ 13,887
Costs incurred	528
Cash Payments	(1,191)
Restructuring Reserve, Translation and Other Adjustment	(39)
Ending accrued restructuring charges	13,185
Restructuring Charges (Numeric) [Abstract]
Accrued restructuring, current	6,193	6,171	[1]
Accrued restructuring, non-current	6,992	7,717	[1]
Cost of closing redundant facilities [Member]
Summary of Restructuring Plans [Roll Forward]
Beginning accrued restructuring charges	11,655
Costs incurred	528
Cash Payments	(1,046)
Restructuring Reserve, Translation and Other Adjustment	(26)
Ending accrued restructuring charges	11,111
Restructuring Charges (Numeric) [Abstract]
Percentage of Restructuring Charges Scheduled to be Paid	53.00%
Termination benefits [Member]
Summary of Restructuring Plans [Roll Forward]
Beginning accrued restructuring charges	2,232
Costs incurred	0
Cash Payments	(145)
Restructuring Reserve, Translation and Other Adjustment	(13)
Ending accrued restructuring charges	$ 2,074

[1] The Condensed Consolidated Balance Sheet as of November 29, 2013 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.