Mortgage Loans (Details Textuals 2) (Financial Services [Member], USD $) In Millions, unless otherwise specified	Sep. 30, 2013
Forward Sales Of MBS [Member]
Derivative [Line Items]
Derivative Asset, Notional Amount	$ 173.0
Interest rate lock commitments [Member]
Derivative [Line Items]
Notional amount	357.5
Best-efforts whole loan delivery commitments [Member]
Derivative [Line Items]
Notional amount	23.4
Hedging Instruments Related To IRLCs [Member]
Derivative [Line Items]
Notional amount	$ 301.0

Nominal or face amount used to calculate payments on the derivative asset.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

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