Note 17 - Operating and Reporting Segments - Financial Information Relating to Segment Operations (Details) - USD ($) $ in Thousands		3 Months Ended
		Jan. 31, 2022	Jan. 31, 2021
Revenues, Total		$ 565,313	$ 574,664
Income (loss) before income taxes		35,401	19,585
Corporate, Non-Segment [Member]
Revenues, Total		7	6
Income (loss) before income taxes	[1]	(41,443)	(39,518)
Homebuilding [Member]
Revenues, Total		552,004	555,167
Homebuilding [Member] | Operating Segments [Member]
Revenues, Total		551,997	555,161
Income (loss) before income taxes		73,935	49,960
Homebuilding [Member] | Northeast [Member] | Operating Segments [Member]
Revenues, Total		20,359	32,044
Income (loss) before income taxes		2,450	4,594
Homebuilding [Member] | Mid-Atlantic [Member] | Operating Segments [Member]
Revenues, Total		99,614	92,945
Income (loss) before income taxes		16,737	10,701
Homebuilding [Member] | Midwest [Member] | Operating Segments [Member]
Revenues, Total		54,972	59,157
Income (loss) before income taxes		651	3,584
Homebuilding [Member] | Southeast [Member] | Operating Segments [Member]
Revenues, Total		55,582	45,774
Income (loss) before income taxes		10,162	354
Homebuilding [Member] | Southwest [Member] | Operating Segments [Member]
Revenues, Total		194,510	190,409
Income (loss) before income taxes		21,876	21,050
Homebuilding [Member] | West [Member] | Operating Segments [Member]
Revenues, Total		126,960	134,832
Income (loss) before income taxes		22,059	9,677
Financial Services [Member]
Revenues, Total		13,309	19,497
Financial Services [Member] | Operating Segments [Member]
Revenues, Total		13,309	19,497
Income (loss) before income taxes		$ 2,909	$ 9,143

[1] Corporate and unallocated for the three months ended January 31, 2022 included corporate general and administrative costs of $29.4 million, interest expense of $11.5 million (a component of Other interest on our Condensed Consolidated Statements of Operations), and $0.5 million of other income and expenses primarily related to interest income and stock compensation. Corporate and unallocated for the three months ended January 31, 2021 included corporate general and administrative costs of $23.5 million, interest expense of $16.2 million (a component of Other interest on our Condensed Consolidated Statements of Operations), and $(0.2) million of other income and expenses primarily related to interest income and stock compensation.