Commitments and Contingencies (Details 1) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2014	Oct. 31, 2013
Company's mortgage commitments
Aggregate mortgage loan commitments	$ 941,893	$ 893,283
Investor commitments to purchase	354,181	355,868
Mortgage loans receivable [Member]
Company's mortgage commitments
Investor commitments to purchase	61,593	107,873
Interest Rate Lock Commitments [Member]
Company's mortgage commitments
Aggregate mortgage loan commitments	292,588	247,995
Investor commitments to purchase	292,588	247,995
Non IRLC [Member]
Company's mortgage commitments
Aggregate mortgage loan commitments	$ 649,305	$ 645,288