Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Nov. 29, 2014	Nov. 30, 2013	Dec. 01, 2012	Dec. 03, 2011
Operating Leases [Abstract]
Operating Leases, Future Minimum Payments Due, Current		$ 8,176
Operating Leases, Future Minimum Payments, Due in Two Years		4,529
Operating Leases, Future Minimum Payments, Due in Three Years		2,275
Operating Leases, Future Minimum Payments, Due in Four Years		971
Operating Leases, Future Minimum Payments, Due in Five Years		595
Operating Leases, Future Minimum Payments, Due Thereafter		663
Operating Leases, Future Minimum Payments Due		17,209
Operating Leases, Rent Expense		12,716	11,117	7,730
Servicing Agreement [Line Items]
Servicing agreement costs	1,115	2,847	4,959	6,146
Asbestos Related Lawsuits And Claims [Member]
Product Liability Contingency [Line Items]
Lawsuits and claims settled		6	9	7
Settlement amounts		371	540	537
Insurance Payments Received Or Expected To Be Received		$ 279	$ 391	$ 417