Note 8 - Cash and Cash Equivalents, Restricted Cash and Cash Equivalents and Customer's Deposits (Details Textual) - USD ($) $ in Thousands	Jan. 31, 2020	Oct. 31, 2019	Jan. 31, 2019
Cash Equivalents, at Carrying Value, Total	$ 64,400	$ 143,100
Mortgage Warehouse Lines of Credit [Member]
Restricted Cash and Cash Equivalents, Total	2,300	2,000
Homebuilding [Member]
Restricted Cash and Cash Equivalents, Total	19,878	20,905	$ 12,827
Financial Services [Member]
Restricted Cash and Cash Equivalents, Total	22,493	24,800	$ 22,715
Financial Services [Member] | Customer Deposits [Member]
Restricted Cash and Cash Equivalents, Total	$ 20,200	$ 22,800