Fair Value Disclosures (Level 4 FV of Fin Instr) (Details) - Fair Value, Measurements, Recurring [Member] - Level 2 [Member] - USD ($) $ in Thousands	Apr. 30, 2019	Oct. 31, 2018
Forward Contracts [Member] | Residential Mortgage [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset	$ 87	$ 1,750
Assets Held-for-sale [Member] | Residential Mortgage [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Loans Held-for-sale, Fair Value Disclosure	124,940	170,731
Interest Rate Lock Commitments [Member] | Forward Contracts [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Liability	(2,330)
Derivative Asset		4,366
Interest Rate Lock Commitments [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Liability		$ (4,366)
Derivative Asset	$ 2,330