Note 6 - Warranty Costs - Warranty and General Liability Reserve (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2018	Jul. 31, 2017
Balance, beginning of period	$ 115,775	$ 117,207	$ 127,702	$ 121,144
Charges incurred during the period	(3,765)	(5,489)	(29,929)	(22,192)
Changes to pre-existing reserves	(2,314)		(2,314)
Balance, end of period	115,428	118,791	115,428	118,791
Selling, General and Administrative Expenses [Member]
Additions	2,346	2,639	6,684	8,403
Cost of Sales [Member]
Additions	$ 3,386	$ 4,434	$ 13,285	$ 11,436

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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