Note 17 - Operating and Reporting Segments - Financial Information Relating to Segment Financial Position (Details) - USD ($) $ in Thousands		Jul. 31, 2022	Oct. 31, 2021
Assets		$ 2,537,504	$ 2,320,508
Corporate, Non-Segment [Member]
Assets		669,081	725,857
Homebuilding [Member]
Assets		2,033,283	1,692,072
Homebuilding [Member] | Operating Segments [Member]
Assets		1,740,772	1,391,893
Homebuilding [Member] | Northeast [Member] | Operating Segments [Member]
Assets		170,420	133,390
Homebuilding [Member] | Mid-Atlantic [Member] | Operating Segments [Member]
Assets		342,870	273,073
Homebuilding [Member] | Midwest [Member] | Operating Segments [Member]
Assets		75,690	85,044
Homebuilding [Member] | Southeast [Member] | Operating Segments [Member]
Assets		352,012	257,044
Homebuilding [Member] | Southwest [Member] | Operating Segments [Member]
Assets		526,788	413,532
Homebuilding [Member] | West [Member] | Operating Segments [Member]
Assets		272,992	229,810
Financial Services [Member]
Assets		127,651	202,758
Financial Services [Member] | Operating Segments [Member]
Assets	[1]	$ 127,651	$ 202,758

[1] Deferred tax assets for the Financial services segment are included in the Deferred tax assets, net line on the Condensed Consolidated Balance Sheets.