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Goodwill (Details) (USD $) | Mar. 31, 2014 | Sep. 30, 2013 | May 31, 2012
--- | --- | --- | ---
Goodwill [Line Items] |  |  |
Goodwill, fair value |  |  | $ 25,000,000
Goodwill | 5,650,000 | 5,650,000 | 5,700,000
Goodwill, percentage by which fair value exceeds carrying value |  |  | 339.00%
Expected control premium |  |  | 30.00%
Annual growth rate |  |  | 3.00%
Discount rate |  |  | 15.00%
Terminal value |  |  | 110.00%
Goodwill, amountby which fair value exceeds carrying value |  |  | 19,300,000
Special Mention or Substandard |  |  |
Goodwill [Line Items] |  |  |
Loans receivable, discount rate |  |  | 25.00%
Nonperforming Loans |  |  |
Goodwill [Line Items] |  |  |
Loans receivable, discount rate |  |  | 50.00%
Corporate Value Approach |  |  |
Goodwill [Line Items] |  |  |
Fair value of reporting unit |  |  | 89,000,000
Income Approach |  |  |
Goodwill [Line Items] |  |  |
Fair value of reporting unit |  |  | 82,000,000
Market Approach |  |  |
Goodwill [Line Items] |  |  |
Fair value of reporting unit |  |  | 96,000,000
Minimum |  |  |
Goodwill [Line Items] |  |  |
Return on assets |  |  | 0.54%
Maximum |  |  |
Goodwill [Line Items] |  |  |
Return on assets |  |  | 1.01%
Average |  |  |
Goodwill [Line Items] |  |  |
Return on assets |  |  | 0.73%
Fair value of reporting unit |  |  | $ 87,000,000

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- Definition Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph l -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 43 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 72 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -Clause 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 34 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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