Commitments and Contingencies (Details 1) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Oct. 31, 2013
Company's mortgage commitments
Aggregate mortgage loan commitments	$ 914,147	$ 893,283
Investor commitments to purchase	307,802	355,868
Mortgage loans receivable [Member]
Company's mortgage commitments
Investor commitments to purchase	53,623	107,873
Interest Rate Lock Commitments [Member]
Company's mortgage commitments
Aggregate mortgage loan commitments	254,179	247,995
Investor commitments to purchase	254,179	247,995
Non IRLC [Member]
Company's mortgage commitments
Aggregate mortgage loan commitments	$ 659,968	$ 645,288