XML 50 R41.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Covered Assets (Aging Analysis of Non-Credit Impaired Loans) (Details) (Acquired Non Impaired Assets [Member], USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Sep. 30, 2012
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | $ 195,126 | $ 228,843
Loans and Leases Receivable, Covered Loans, Current | 185,750 | 212,210
Loans and Leases Receivable, Covered Loans, 30 Days | 2,858 | 2,189
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 4,567
Loans and Leases Receivable, Covered Assets, 90 Days | 6,518 | 9,877
Loans and Leases Receivable, Covered Assets, Past Due | 9,376 | 16,633
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 4.81% | 7.27%
Single Family Residential [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 33,146 | 35,676
Loans and Leases Receivable, Covered Loans, Current | 32,414 | 32,601
Loans and Leases Receivable, Covered Loans, 30 Days | 148 | 2,075
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 584 | 1,000
Loans and Leases Receivable, Covered Assets, Past Due | 732 | 3,075
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 2.21% | 8.62%
Construction - Speculative [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 102 | 90
Loans and Leases Receivable, Covered Loans, Current | 102 | 90
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, Past Due | 0 | 0
Construction - Custom [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 0 | 0
Loans and Leases Receivable, Covered Loans, Current | 0 | 0
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, Past Due | 0 | 0
Land - Acquisition & Development [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 10,182 | 11,430
Loans and Leases Receivable, Covered Loans, Current | 10,145 | 9,922
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 37 | 1,508
Loans and Leases Receivable, Covered Assets, Past Due | 37 | 1,508
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 0.36% | 13.19%
Land - Consumer Lot Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 440 | 498
Loans and Leases Receivable, Covered Loans, Current | 342 | 385
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 98 | 113
Loans and Leases Receivable, Covered Assets, Past Due | 98 | 113
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 22.27% | 22.69%
Multi-Family [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 24,510 | 27,645
Loans and Leases Receivable, Covered Loans, Current | 24,310 | 26,137
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 0
Loans and Leases Receivable, Covered Assets, 90 Days | 200 | 1,508
Loans and Leases Receivable, Covered Assets, Past Due | 200 | 1,508
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 0.82% | 5.45%
Commercial Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 99,728 | 121,592
Loans and Leases Receivable, Covered Loans, Current | 95,069 | 115,206
Loans and Leases Receivable, Covered Loans, 30 Days | 2,651 | 17
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 4,447
Loans and Leases Receivable, Covered Assets, 90 Days | 2,008 | 1,922
Loans and Leases Receivable, Covered Assets, Past Due | 4,659 | 6,386
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 4.67% | 5.25%
Commercial & Industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 11,023 | 13,023
Loans and Leases Receivable, Covered Loans, Current | 7,608 | 9,513
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 69
Loans and Leases Receivable, Covered Assets, 90 Days | 3,415 | 3,441
Loans and Leases Receivable, Covered Assets, Past Due | 3,415 | 3,510
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 30.98% | 26.95%
HELOC [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 15,315 | 17,971
Loans and Leases Receivable, Covered Loans, Current | 15,080 | 17,440
Loans and Leases Receivable, Covered Loans, 30 Days | 59 | 97
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 50
Loans and Leases Receivable, Covered Assets, 90 Days | 176 | 384
Loans and Leases Receivable, Covered Assets, Past Due | 235 | 531
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 1.53% | 2.95%
Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding principal balance of acquired loans | 680 | 918
Loans and Leases Receivable, Covered Loans, Current | 680 | 916
Loans and Leases Receivable, Covered Loans, 30 Days | 0 | 0
Loans and Leases Receivable, Covered Loans, 60 Days | 0 | 1
Loans and Leases Receivable, Covered Assets, 90 Days | 0 | 1
Loans and Leases Receivable, Covered Assets, Past Due | $ 0 | $ 2
Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process | 0.00% | 2.20%

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

X
- Definition Loans and Leases Receivable, Covered Assets, 90 Days + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredAssets90Days
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Assets, Past Due + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredAssetsPastDue
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Loans, Gross + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredLoans
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Loans, 30 Days + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredLoans30Days
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Loans, 60 Days + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredLoans60Days
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Loans, Current + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredLoansCurrent
Namespace Prefix: | wfsl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans and Leases Receivable, Covered Loans, Ratio of Total Past Due Loans to Total Loans Receivable, Net of Charge Offs and Loans in Process + References No definition available. + Details
Name: | wfsl_LoansAndLeasesReceivableCoveredLoansRatioOfTotalPastDueLoansToTotalLoansReceivableNetOfChargeOffsAndLoansInProcess
Namespace Prefix: | wfsl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant