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Loans Receivable (excluding Covered Loans) (Loan Modifications) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2013 Contracts | Jun. 30, 2012 Contracts | Jun. 30, 2013 Contracts | Jun. 30, 2012 Contracts
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 27 | 30 | 70 | 101
Recorded Investment | $ 7,021 | $ 8,225 | $ 16,554 | $ 22,290
Single-Family Residential [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 25 | 30 | 65 | 97
Recorded Investment | 6,833 | 8,225 | 15,366 | 21,687
Construction - Speculative [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | 0 | 0 | 0 | 0
Construction - Custom [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | 0 | 0 | 0 | 0
Land - Acquisition & Development [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 1 | 0
Recorded Investment | 0 | 0 | 838 | 0
Land - Consumer Lot Loans [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 1 | 0 | 2 | 4
Recorded Investment | 109 | 0 | 237 | 603
Multi-Family [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | 0 | 0 | 0 | 0
Commercial Real Estate [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | 0 | 0 | 0 | 0
Commercial & Industrial [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | 0 | 0 | 0 | 0
HELOC [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 1 | 0 | 2 | 0
Recorded Investment | 79 | 0 | 113 | 0
Consumer [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Recorded Investment | $ 0 | $ 0 | $ 0 | $ 0

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