Note 20 - Fair Value of Financial Instruments (Details) - Changes in Fair Values Included in Income (Loss) - Financial Services Revenue Line Item [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Loans Held For Sale [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Changes in fair value included in net loss all reflected in financial services revenues	$ 5	$ (236)	$ (168)	$ (2,136)
Interest Rate Lock Commitments [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Changes in fair value included in net loss all reflected in financial services revenues	400	(308)	341	(506)
Forward Contracts [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Changes in fair value included in net loss all reflected in financial services revenues	$ (587)	$ 526	$ (89)	$ 1,213