Note 6 - Warranty Costs (Details) - Warranty and General Liability Reserve (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
Note 6 - Warranty Costs (Details) - Warranty and General Liability Reserve [Line Items]
Balance	$ 134,865	$ 125,274	$ 131,028	$ 121,149
Charges incurred during the period	(3,683)	(6,691)	(13,025)	(17,283)
Changes to pre-existing reserves	(4,220)	0	(4,220)
Balance	135,195	127,457	135,195	127,457
Selling, General and Administrative Expenses [Member]
Note 6 - Warranty Costs (Details) - Warranty and General Liability Reserve [Line Items]
Additions	4,659	5,956	13,710	14,362
Cost of Sales [Member]
Note 6 - Warranty Costs (Details) - Warranty and General Liability Reserve [Line Items]
Additions	$ 3,574	$ 2,918	$ 7,702	$ 9,229