Note 12 - Senior Notes and Credit Facilities - Senior Notes and Credit Facilities Balances (Details) - USD ($) $ in Thousands		Apr. 30, 2024	Oct. 31, 2023
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		$ 956,759	$ 1,070,261
Net (discounts) premiums		(20,060)	(14,563)
Unamortized debt issuance costs		(3,742)	(4,207)
Total senior notes and credit facilities, net of discounts, premiums and unamortized debt issuance costs		932,957	1,051,491
Senior Secured Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		655,000	768,502
Unsecured Senior Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		180,710	180,710
Senior Unsecured Term Loan Credit Facility Due 2027 [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		39,551	39,551
Senior Secured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities	[1]	0	0
The 10.0% Senior Secured 1.75 Lien Notes due November 15, 2025 [Member] | Senior Secured Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities	[2]	0	113,502
The 13.5% Senior Notes Due 2026 [Member] | Unsecured Senior Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		90,590	90,590
The 5.0% Senior Notes due 2040 [Member] | Unsecured Senior Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		90,120	90,120
The 10.0% Senior Secured 1.75 Lien Term Loans Due 2028 [Member] | Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		81,498	81,498
The 8.0% Senior Secured 1.125 Lien Notes Due 2028 [Member] | Senior Secured Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		225,000	225,000
The 11.75% Senior Secured 1.25 Lien Notes Due 2029 [Member] | Senior Secured Notes [Member]
Debt Instrument [Line Items]
Subtotal senior notes and credit facilities		$ 430,000	$ 430,000

[1] At April 30, 2024, provides for up to $125.0 million in aggregate amount of senior secured first lien revolving loans. The revolving loans thereunder have a maturity of June 30, 2026 and borrowings bear interest, at K. Hovnanian’s option, at either (i) a term SOFR (subject to a floor of 3.00%) plus an applicable margin of 4.50% or (ii) an alternate base rate (subject to a floor of 4.00%) plus an applicable margin of 3.50%. In addition, K. Hovnanian will pay an unused commitment fee on the undrawn revolving commitments at a rate of 1.00% per annum.

[2] On November 15, 2023, K. Hovnanian redeemed all of its $113.5 million aggregate principal amount of 10.0% Senior Secured 1.75 Lien Notes due November 15, 2025.