Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended											12 Months Ended
	Dec. 01, 2012	Dec. 03, 2011	Nov. 27, 2010	Dec. 01, 2012 2013 [Member]	Dec. 01, 2012 2014 [Member]	Dec. 01, 2012 Total Contractual Obligations [Member]	Dec. 01, 2012 Asbestos Related Lawsuits And Claims [Member]	Dec. 03, 2011 Asbestos Related Lawsuits And Claims [Member]	Nov. 27, 2010 Asbestos Related Lawsuits And Claims [Member]	Dec. 03, 2011 Group Settlement Asbestos Related Lawsuits And Claims [Member]	Dec. 01, 2007 Group Settlement Asbestos Related Lawsuits And Claims [Member]	Dec. 01, 2012 Soracaba Brazil [Member]
Environmental Remediation Obligations [Line Items]
Total environmental reserve	$ 1,920											$ 543
High end total environmental reserve	2,549											836
Operating Leases [Abstract]
Operating Leases, Future Minimum Payments Due, Current	7,613
Operating Leases, Future Minimum Payments, Due in Two Years	4,245
Operating Leases, Future Minimum Payments, Due in Three Years	2,813
Operating Leases, Future Minimum Payments, Due in Four Years	1,392
Operating Leases, Future Minimum Payments, Due in Five Years	436
Operating Leases, Future Minimum Payments, Due Thereafter	822
Operating Leases, Future Minimum Payments Due	17,321
Operating Leases, Rent Expense	11,117	7,730	7,194
Product Liability Contingency [Line Items]
Lawsuits and claims settled							9	7	4
Settlement amounts							540	537	458
Insurance receivable							201			159	2,043
Loss contingency accrual product liability							219			250	4,114
Loss contingency accrual payments										2,224
Loss contingency payments by insurers										1,243
Insurance Payments Received Or Expected To Be Received							391	417	366
Pending cases	3
Settled cases	3
Servicing Agreement [Line Items]
Servicing agreement costs	4,959	6,146	6,506	3,594	1,280	4,874
Capitalized servicing agreement costs	$ 47	$ 50	$ 29