Basis of Presentation and Significant Accounting Policies (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Nov. 29, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	$ (29,814)
Other comprehensive loss before reclassifications and tax	(31,562)
Tax benefit	5,565
Other comprehensive loss before reclassifications, net of tax	(25,997)
Reclassifications, before tax	2,651
Tax expense	(920)
Reclassifications, net of tax	1,731
Other comprehensive loss, net of tax	(24,266)
Ending balance	(54,080)
Pension Benefits [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(29,878)
Other comprehensive loss before reclassifications and tax	(15,085)
Tax benefit	5,565
Other comprehensive loss before reclassifications, net of tax	(9,520)
Reclassifications, before tax	2,651	[1]
Tax expense	(920)
Reclassifications, net of tax	1,731
Other comprehensive loss, net of tax	(7,789)
Ending balance	(37,667)
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	64
Other comprehensive loss before reclassifications and tax	(16,477)
Tax benefit	0
Other comprehensive loss before reclassifications, net of tax	(16,477)
Reclassifications, before tax	0
Tax expense	0
Reclassifications, net of tax	0
Other comprehensive loss, net of tax	(16,477)
Ending balance	$ (16,413)

[1] Includes amortization of prior service cost and net actuarial loss included in net periodic benefit cost (see Note J) that were reclassified from accumulated other comprehensive loss to selling and administrative expenses.