XML 28 R32.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Loans Receivable (excluding Covered Loans) (Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2014 contract | Jun. 30, 2013 contract | Jun. 30, 2014 contract | Jun. 30, 2013 contract
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 58 | 117 | 221 | 362
Pre-Modification Outstanding Recorded Investment | $ 13,420 | $ 30,726 | $ 51,500 | $ 96,258
Post-Modification Outstanding Recorded Investment | 13,420 | 30,726 | 51,500 | 96,258
Loan Modification, Basis Point Reduction, Minimum |  |  | 1.00% |
Loan Modification, Basis Point Reduction, Maximum |  |  | 2.00% |
Single Family Residential Loans as Percentage of Restructured Loans | 86.10% |  | 86.10% |
Single-Family Residential [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 48 | 111 | 199 | 337
Pre-Modification Outstanding Recorded Investment | 10,693 | 27,619 | 45,132 | 88,085
Post-Modification Outstanding Recorded Investment | 10,693 | 27,619 | 45,132 | 88,085
Construction - Speculative [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 1
Pre-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 2,481
Post-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 2,481
Construction - Custom [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Pre-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 0
Post-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 0
Land - Acquisition & Development [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 3 | 0 | 3 | 0
Pre-Modification Outstanding Recorded Investment | 756 | 0 | 756 | 0
Post-Modification Outstanding Recorded Investment | 756 | 0 | 756 | 0
Land - Consumer Lot Loans [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 5 | 4 | 10 | 20
Pre-Modification Outstanding Recorded Investment | 573 | 685 | 1,746 | 3,027
Post-Modification Outstanding Recorded Investment | 573 | 685 | 1,746 | 3,027
Multi-Family [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 2 | 1
Pre-Modification Outstanding Recorded Investment | 0 | 0 | 1,201 | 44
Post-Modification Outstanding Recorded Investment | 0 | 0 | 1,201 | 44
Commercial Real Estate [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 2 | 1 | 3 | 1
Pre-Modification Outstanding Recorded Investment | 1,398 | 2,411 | 2,197 | 2,411
Post-Modification Outstanding Recorded Investment | 1,398 | 2,411 | 2,197 | 2,411
Commercial & Industrial [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 0 | 0
Pre-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 0
Post-Modification Outstanding Recorded Investment | 0 | 0 | 0 | 0
HELOC [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 0 | 1 | 1
Pre-Modification Outstanding Recorded Investment | 0 | 0 | 261 | 199
Post-Modification Outstanding Recorded Investment | 0 | 0 | 261 | 199
Consumer [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Number of Contracts (in contracts) | 0 | 1 | 3 | 1
Pre-Modification Outstanding Recorded Investment | 0 | 11 | 207 | 11
Post-Modification Outstanding Recorded Investment | $ 0 | $ 11 | $ 207 | $ 11
Minimum [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Term for Payment and Rate Reduction |  |  |  | 6 months
Maximum [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Term for Payment and Rate Reduction |  |  |  | 24 months

X
- Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financing Receivable, Modifications, Number of Contracts During the Period + References No definition available. + Details
Name: | wfsl_FinancingReceivableModificationsNumberOfContractsDuringPeriod
Namespace Prefix: | wfsl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financing Receivable, Modifications, Post-Modification Recorded Investment During the Period + References No definition available. + Details
Name: | wfsl_FinancingReceivableModificationsPostModificationRecordedInvestmentDuringPeriod
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Financing Receivable, Modifications, Pre-Modification Recorded Investment During the Period + References No definition available. + Details
Name: | wfsl_FinancingReceivableModificationsPreModificationRecordedInvestmentDuringPeriod
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Loan Modification, Basis Point Reduction, Maximum + References No definition available. + Details
Name: | wfsl_LoanModificationBasisPointReductionMaximum
Namespace Prefix: | wfsl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loan Modification, Basis Point Reduction, Minimum + References No definition available. + Details
Name: | wfsl_LoanModificationBasisPointReductionMinimum
Namespace Prefix: | wfsl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Single Family Residential Loans as Percentage of Restructured Loans + References No definition available. + Details
Name: | wfsl_SingleFamilyResidentialLoansAsPercentageOfRestructuredLoans
Namespace Prefix: | wfsl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term for Payment and Rate Reduction + References No definition available. + Details
Name: | wfsl_TermForPaymentAndRateReduction
Namespace Prefix: | wfsl_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration