Fair Value Disclosures (Level 4 FV of Fin Instr) (Details) - Fair Value, Measurements, Recurring [Member] - Level 2 [Member] - USD ($) $ in Thousands	Apr. 30, 2018	Oct. 31, 2017
Forward Contracts [Member] | Residential Mortgage [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset	$ 1,570	$ 861
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	111,811	132,922
Interest Rate Lock Commitments [Member] | Forward Contracts [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset	6,092	1,293
Interest Rate Lock Commitments [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Liability	$ (6,092)	$ (1,293)