Restructuring Expense (Restructuring Plan Reserve Recorded In Accrued Liabilities Related To The 2010 Plan) (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 25, 2011	Sep. 26, 2010	Sep. 25, 2011	Sep. 26, 2010
Restructuring Cost and Reserve [Line Items]
Restructuring expense	$ 12,429	$ 67,476	$ 49,022	$ 145,837
Utilized - noncash			(200)
2010 Restructuring Plan [Member] | Employee Severance And Termination Costs [Member] | Motorcycles And Related Products [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance			8,652
Restructuring expense			9,432	40,662
Utilized - cash			(828)	(2,141)
Utilized - noncash				(28,171)
Ending Balance	17,256	10,350	17,256	10,350
2010 Restructuring Plan [Member] | Other [Member] | Motorcycles And Related Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expense			(1)	5
Utilized - cash			1	(5)
2010 Restructuring Plan [Member] | Motorcycles And Related Products [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance			8,652
Restructuring expense			9,431	40,667
Utilized - cash			(827)	(2,146)
Utilized - noncash				(28,171)
Ending Balance	$ 17,256	$ 10,350	$ 17,256	$ 10,350