Fair Value Disclosures (Level 4 debt fv) (Details 3) - USD ($) $ in Thousands	Oct. 31, 2023	Oct. 31, 2022
Book value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	$ 2,867,436	$ 3,335,906
Estimate fair value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	2,731,982	3,152,011
Fair Value, Inputs, Level 1 [Member] | Book value [Member] | Senior Notes [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	1,600,000	2,000,000
Fair Value, Inputs, Level 1 [Member] | Estimate fair value [Member] | Senior Notes [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	1,481,220	1,822,255
Fair Value, Inputs, Level 2 [Member] | Book value [Member] | Loans Payable [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	1,167,378	1,187,043
Fair Value, Inputs, Level 2 [Member] | Book value [Member] | Warehouse Agreement Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	100,058	148,863
Fair Value, Inputs, Level 2 [Member] | Estimate fair value [Member] | Loans Payable [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	1,150,704	1,180,893
Fair Value, Inputs, Level 2 [Member] | Estimate fair value [Member] | Warehouse Agreement Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, fair value disclosure	$ 100,058	$ 148,863