Mortgage Banking Activities Textuals (Details) - USD ($)	Jun. 30, 2015	Jun. 30, 2014
Liability For Mortgage Loans Repurchase Losses [Member]
Mortgage Banking Activities (Textual) [Abstract]
Range of possible loss, portion not accrued	$ 934,000,000
Commercial Mortgage Servicing [Member] \| Amortized [Member]
Mortgage Banking Activities (Textual) [Abstract]
Valuation allowance	$ 0	$ 0

Reflects the estimated amount of impairment as of the balance sheet date of recognized servicing assets that are being amortized in proportion to and over the period of estimated net servicing income or loss.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 50

-Section 50

-Paragraph 4

-Subparagraph (e)(1)

-URI http://asc.fasb.org/extlink&oid=7882072&loc=d3e122739-111746

Name:	us-gaap_ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant