XML 89 R44.htm IDEA: XBRL DOCUMENT
v2.3.0.15

Significant Accounting Policies (Details) (USD $) In Thousands | 12 Months Ended |
--- | --- | ---
Sep. 30, 2011 | Sep. 30, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and Leases Receivable, Days Past Grace Period to Initiate Contact to Cure Deficiency | 30 days |
Loans and Leases Receivable, Minimum Days Past Due to Begin Foreclosure Proceedings | 90 days |
Loans and Leases Receivable, Minimum Days Past Due to Stop Accrual of Interest | 90 days |
Loans and Leases Receivable, Loans Returned to Full Accrual Status | less than 90 days |
Loans in process (excluding covered loans) | $ 170,229 | $ 154,171

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The undisbursed portion of the loan receivable balance (loans in process) which is deducted separately from total loans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Subsection I -Paragraph 8 -Subparagraph g -LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_LoansAndLeasesReceivableLoansInProcess
Namespace Prefix: | us-gaap
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Days Past Grace Period to Initiate Contact + Details
Name: | wfsl_LoansAndLeasesReceivableDaysPastGracePeriodToInitiateContactToCureDeficiency
Namespace Prefix: | wfsl
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans and Leases Receivable, Loans Returned to Full Accrual Status + Details
Name: | wfsl_LoansAndLeasesReceivableLoansReturnedToFullAccrualStatus
Namespace Prefix: | wfsl
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans and Leases Receivable, Minimum Days Past Due to Begin Foreclosure Proceedings + Details
Name: | wfsl_LoansAndLeasesReceivableMinimumDaysPastDueToBeginForeclosureProceedings
Namespace Prefix: | wfsl
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans and Leases Receivable, Minimum Days Past Due to Stop Accrual of Interest + Details
Name: | wfsl_LoansAndLeasesReceivableMinimumDaysPastDueToStopAccrualOfInterest
Namespace Prefix: | wfsl
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration