Note 16 - Warranty Costs (Details Textual) - USD ($) $ in Millions	12 Months Ended
Oct. 31, 2022	Oct. 31, 2021
Cash Received from Subcontractors for Owner Controlled Insurance Program	$ 6.0	$ 5.5
Payments by Insurance Companies for Claims	0.2	$ 0.1
Increase (Decrease) In Construction Defect Reserves	$ 4.3

Amount of cash received from subcontractors for owner controlled insurance program, which we accounted for as a reduction to inventory.

No definition available.

Name:	hov_CashReceivedFromSubcontractorsForOwnerControlledInsuranceProgram
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration