Note 6 - Warranty Costs - Warranty and General Liability Reserve (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 31, 2019	Jul. 31, 2018	Jul. 31, 2019	Jul. 31, 2018
Balance, beginning of period	$ 92,849	$ 115,775	$ 95,064	$ 127,702
Charges incurred during the period	(3,657)	(3,765)	(13,768)	(29,929)
Changes to pre-existing reserves	900	(2,314)	1,343	(2,314)
Balance, end of period	93,905	115,428	93,905	115,428
Selling, General and Administrative Expenses [Member]
Additions	2,332	2,346	6,449	6,684
Cost of Sales [Member]
Additions	$ 1,481	$ 3,386	$ 4,817	$ 13,285

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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