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Loans Receivable (excluding Covered Loans) (Tables) | 3 Months Ended
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Dec. 31, 2014
Receivables [Abstract] |
Schedule of Loans Receivable (excluding Covered Loans) |
| December 31, 2014 |  | September 30, 2014
| (In thousands)
Non-acquired loans |  |  |  |  |  |  |
Single-family residential | $ | 5,608,208 |  |  | 63.9 | % |  | $ | 5,560,203 |  |  | 64.1 | %
Construction - speculative | 152,450 |  |  | 1.7 |  |  | 140,060 |  |  | 1.6 |
Construction - custom | 377,561 |  |  | 4.3 |  |  | 385,824 |  |  | 4.5 |
Land - acquisition & development | 84,000 |  |  | 1.0 |  |  | 77,832 |  |  | 0.9 |
Land - consumer lot loans | 104,492 |  |  | 1.2 |  |  | 108,623 |  |  | 1.3 |
Multi-family | 977,752 |  |  | 11.2 |  |  | 917,286 |  |  | 10.6 |
Commercial real estate | 597,436 |  |  | 6.8 |  |  | 591,336 |  |  | 6.9 |
Commercial & industrial | 391,327 |  |  | 4.5 |  |  | 379,226 |  |  | 4.4 |
HELOC | 118,047 |  |  | 1.3 |  |  | 116,042 |  |  | 1.4 |
Consumer | 126,929 |  |  | 1.4 |  |  | 132,590 |  |  | 1.5 |
Total non-acquired loans | 8,538,202 |  |  | 97.3 |  |  | 8,409,022 |  |  | 97.2 |
Acquired loans |  |  |  |  |  |  |
Single-family residential | 11,163 |  |  | 0.1 |  |  | 11,716 |  |  | 0.1 |
Land - acquisition & development | 872 |  |  | — |  |  | 905 |  |  | — |
Land - consumer lot loans | 2,496 |  |  | — |  |  | 2,507 |  |  | — |
Multi-family | 2,954 |  |  | — |  |  | 2,999 |  |  | — |
Commercial real estate | 92,133 |  |  | 1.0 |  |  | 97,898 |  |  | 1.1 |
Commercial & industrial | 58,836 |  |  | 0.7 |  |  | 51,386 |  |  | 0.6 |
HELOC | 7,749 |  |  | 0.1 |  |  | 8,274 |  |  | 0.1 |
Consumer | 4,369 |  |  | — |  |  | 5,670 |  |  | 0.1 |
Total acquired loans | 180,572 |  |  | 1.9 |  |  | 181,355 |  |  | 2.0 |
Credit-impaired acquired loans |  |  |  |  |  |  |
Single-family residential | 323 |  |  | — |  |  | 325 |  |  | — |
Land - acquisition & development | 1,533 |  |  | — |  |  | 1,622 |  |  | — |
Commercial real estate | 60,287 |  |  | 0.7 |  |  | 63,723 |  |  | 0.7 |
Commercial & industrial | 3,255 |  |  | — |  |  | 3,476 |  |  | — |
HELOC | 9,202 |  |  | 0.1 |  |  | 10,139 |  |  | 0.1 |
Consumer | 54 |  |  | — |  |  | 55 |  |  | — |
Total credit-impaired acquired loans | 74,654 |  |  | 0.8 |  |  | 79,340 |  |  | 0.8 |
Total loans |  |  |  |  |  |  |
Single-family residential | 5,619,694 |  |  | 64.0 |  |  | 5,572,244 |  |  | 64.2 |
Construction - speculative | 152,450 |  |  | 1.7 |  |  | 140,060 |  |  | 1.6 |
Construction - custom | 377,561 |  |  | 4.3 |  |  | 385,824 |  |  | 4.5 |
Land - acquisition & development | 86,405 |  |  | 1.0 |  |  | 80,359 |  |  | 0.9 |
Land - consumer lot loans | 106,988 |  |  | 1.2 |  |  | 111,130 |  |  | 1.3 |
Multi-family | 980,706 |  |  | 11.2 |  |  | 920,285 |  |  | 10.6 |
Commercial real estate | 749,856 |  |  | 8.5 |  |  | 752,957 |  |  | 8.7 |
Commercial & industrial | 453,418 |  |  | 5.2 |  |  | 434,088 |  |  | 5.0 |
HELOC | 134,998 |  |  | 1.5 |  |  | 134,455 |  |  | 1.6 |
Consumer | 131,352 |  |  | 1.4 |  |  | 138,315 |  |  | 1.6 |
Total loans | 8,793,428 |  |  | 100 | % |  | 8,669,717 |  |  | 100 | %
Less: |  |  |  |  |  |  |
Allowance for probable losses | 108,700 |  |  |  |  | 112,347 |  |  |
Loans in process | 370,655 |  |  |  |  | 346,172 |  |  |
Discount on acquired loans | 22,535 |  |  |  |  | 25,391 |  |  |
Deferred net origination fees | 37,621 |  |  |  |  | 37,485 |  |  |
| 539,511 |  |  |  |  | 521,395 |  |  |
| $ | 8,253,917 |  |  |  |  | $ | 8,148,322 |  |  |
Schedule of Changes in the Accretable Yield for Credit Impaired Acquired Loans | Changes in the carrying amount and accretable yield for acquired credit impaired and non-impaired loans for the three months ended December 31, 2014 and the fiscal year ended September 30, 2014 were as follows:
December 31, 2014 | Acquired Impaired |  | Acquired Non-impaired
| Accretable Yield |  | Carrying Amount of Loans |  | Accretable Yield |  | Carrying Amount of Loans
| (In thousands)
Balance as of beginning of period | $ | 32,591 |  |  | $ | 57,771 |  |  | $ | 4,254 |  |  | $ | 177,440 |
Accretion | (2,970 | ) |  | 2,970 |  |  | (1,424 | ) |  | 1,424 |
Payments received, net | — |  |  | (6,455 | ) |  | — |  |  | (1,193 | )
Balance as of end of period | $ | 29,621 |  |  | $ | 54,286 |  |  | $ | 2,830 |  |  | $ | 177,671 |
September 30, 2014 | Acquired Impaired |  | Acquired Non-impaired
| Accretable Yield |  | Carrying Amount of Loans |  | Accretable Yield |  | Carrying Amount of Loans
| (In thousands)
Balance as of beginning of period | $ | 37,236 |  |  | $ | 69,718 |  |  | $ | 4,977 |  |  | $ | 245,373 |
Reclassification from nonaccretable balance, net (1) | 7,300 |  |  | — |  |  | — |  |  | — |
Accretion | (11,945 | ) |  | 11,945 |  |  | (723 | ) |  | 723 |
Transfers to REO | — |  |  | (1,188 | ) |  | — |  |  | (4,710 | )
Payments received, net | — |  |  | (22,704 | ) |  | — |  |  | (63,946 | )
Balance as of end of period | $ | 32,591 |  |  | $ | 57,771 |  |  | $ | 4,254 |  |  | $ | 177,440 |
(1) reclassification due to improvements in expected cash flows of the underlying loans.
Summary of Information Regarding Non-Accrual Loans | The following table sets forth information regarding non-accrual loans held by the Company as of the dates indicated:
| December 31, 2014 |  | September 30, 2014
| (In thousands)
Non-accrual loans: |  |  |  |  |  |  |
Single-family residential | $ | 74,416 |  |  | 75.6 | % |  | $ | 74,067 |  |  | 84.8 | %
Construction - speculative | 1,329 |  |  | 1.4 |  |  | 1,477 |  |  | 1.7 |
Land - acquisition & development | — |  |  | — |  |  | 811 |  |  | 0.9 |
Land - consumer lot loans | 2,260 |  |  | 2.3 |  |  | 2,637 |  |  | 3.0 |
Multi-family | 1,019 |  |  | 1.0 |  |  | 1,742 |  |  | 2.0 |
Commercial real estate | 15,970 |  |  | 16.2 |  |  | 5,106 |  |  | 5.8 |
Commercial & industrial | 672 |  |  | 0.7 |  |  | 7 |  |  | — |
HELOC | 1,454 |  |  | 1.5 |  |  | 795 |  |  | 0.9 |
Consumer | 1,233 |  |  | 1.3 |  |  | 789 |  |  | 0.9 |
Total non-accrual loans | $ | 98,353 |  |  | 100.0 | % |  | $ | 87,431 |  |  | 100 | %
Analysis of Age of Loans in Past Due Status | The following tables provide an analysis of the age of loans in past due status as of December 31, 2014 and September 30, 2014, respectively.
December 31, 2014 | Amount of Loans |  | Days Delinquent Based on $ Amount of Loans |  | % based on $
Type of Loan | Net of LIP & Chg.-Offs |  | Current |  | 30 |  | 60 |  | 90 |  | Total |
| (In thousands)
Non-acquired loans |  |  |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | $ | 5,605,917 |  |  | $ | 5,518,834 |  |  | $ | 17,503 |  |  | $ | 7,804 |  |  | $ | 61,776 |  |  | $ | 87,083 |  |  | 1.55 | %
Construction - Speculative | 95,367 |  |  | 95,199 |  |  | 168 |  |  | — |  |  | — |  |  | 168 |  |  | 0.18 |
Construction - Custom | 191,787 |  |  | 191,670 |  |  | 114 |  |  | 3 |  |  | — |  |  | 117 |  |  | 0.06 |
Land - Acquisition & Development | 70,347 |  |  | 68,008 |  |  | 2,339 |  |  | — |  |  | — |  |  | 2,339 |  |  | 3.32 |
Land - Consumer Lot Loans | 104,444 |  |  | 100,639 |  |  | 596 |  |  | 368 |  |  | 2,841 |  |  | 3,805 |  |  | 3.64 |
Multi-Family | 906,295 |  |  | 905,532 |  |  | — |  |  | — |  |  | 763 |  |  | 763 |  |  | 0.08 |
Commercial Real Estate | 559,808 |  |  | 541,939 |  |  | 2,607 |  |  | — |  |  | 15,262 |  |  | 17,869 |  |  | 3.19 |
Commercial & Industrial | 388,588 |  |  | 387,149 |  |  | 339 |  |  | — |  |  | 1,100 |  |  | 1,439 |  |  | 0.37 |
HELOC | 118,143 |  |  | 117,362 |  |  | 162 |  |  | 58 |  |  | 561 |  |  | 781 |  |  | 0.66 |
Consumer | 126,929 |  |  | 125,745 |  |  | 756 |  |  | 230 |  |  | 198 |  |  | 1,184 |  |  | 0.93 |
Total non-acquired loans | 8,167,625 |  |  | 8,052,077 |  |  | 24,584 |  |  | 8,463 |  |  | 82,501 |  |  | 115,548 |  |  | 1.41 | %
Acquired loans |  |  |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | 11,164 |  |  | 10,907 |  |  | 232 |  |  | — |  |  | 25 |  |  | 257 |  |  | 2.30 | %
Land - Acquisition & Development | 872 |  |  | 872 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Land - Consumer Lot Loans | 2,495 |  |  | 1,686 |  |  | 560 |  |  | — |  |  | 249 |  |  | 809 |  |  | — |
Multi-Family | 2,954 |  |  | 2,954 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial Real Estate | 92,066 |  |  | 91,211 |  |  | — |  |  | 97 |  |  | 758 |  |  | 855 |  |  | 0.93 |
Commercial & Industrial | 58,832 |  |  | 58,733 |  |  | — |  |  | — |  |  | 99 |  |  | 99 |  |  | 0.17 |
HELOC | 7,749 |  |  | 7,290 |  |  | 241 |  |  | — |  |  | 218 |  |  | 459 |  |  | 5.92 |
Consumer | 4,369 |  |  | 3,301 |  |  | 412 |  |  | — |  |  | 656 |  |  | 1,068 |  |  | 24.44 |
Total acquired loans | 180,501 |  |  | 176,954 |  |  | 1,445 |  |  | 97 |  |  | 2,005 |  |  | 3,547 |  |  | 1.97 | %
Credit-impaired acquired loans |  |  |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | 323 |  |  | 323 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — | %
Land - Acquisition & Development | 1,533 |  |  | 1,533 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial Real Estate | 60,280 |  |  | 56,301 |  |  | 2,064 |  |  | 430 |  |  | 1,485 |  |  | 3,979 |  |  | 6.60 |
Commercial & Industrial | 3,255 |  |  | 3,255 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
HELOC | 9,201 |  |  | 8,799 |  |  | — |  |  | — |  |  | 402 |  |  | 402 |  |  | 4.37 |
Consumer | 54 |  |  | 54 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total credit-impaired acquired loans | 74,646 |  |  | 70,265 |  |  | 2,064 |  |  | 430 |  |  | 1,887 |  |  | 4,381 |  |  | 5.87 | %
Total loans | $ | 8,422,772 |  |  | $ | 8,299,296 |  |  | $ | 28,093 |  |  | $ | 8,990 |  |  | $ | 86,393 |  |  | $ | 123,476 |  |  | 1.47 | %
September 30, 2014 | Amount of Loans |  | Days Delinquent Based on $ Amount of Loans |  | % based on $
Type of Loan | Net of LIP & Chg.-Offs |  | Current |  | 30 |  | 60 |  | 90 |  | Total |
| (In thousands)
Single-Family Residential | $ | 5,557,753 |  |  | $ | 5,467,239 |  |  | $ | 15,926 |  |  | $ | 9,139 |  |  | $ | 65,449 |  |  | $ | 90,514 |  |  | 1.63 | %
Construction - Speculative | 87,035 |  |  | 87,035 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Construction - Custom | 192,098 |  |  | 191,262 |  |  | 836 |  |  | — |  |  | — |  |  | 836 |  |  | 0.44 |
Land - Acquisition & Development | 68,066 |  |  | 67,911 |  |  | 155 |  |  | — |  |  | — |  |  | 155 |  |  | 0.23 |
Land - Consumer Lot Loans | 108,589 |  |  | 104,571 |  |  | 1,246 |  |  | 304 |  |  | 2,468 |  |  | 4,018 |  |  | 3.70 |
Multi-Family | 892,196 |  |  | 891,372 |  |  | 205 |  |  | 16 |  |  | 603 |  |  | 824 |  |  | 0.09 |
Commercial Real Estate | 529,453 |  |  | 513,409 |  |  | 67 |  |  | 15,118 |  |  | 859 |  |  | 16,044 |  |  | 3.03 |
Commercial & Industrial | 379,226 |  |  | 377,848 |  |  | 53 |  |  | 1,318 |  |  | 7 |  |  | 1,378 |  |  | 0.36 |
HELOC | 116,262 |  |  | 115,262 |  |  | 335 |  |  | 292 |  |  | 373 |  |  | 1,000 |  |  | 0.86 |
Consumer | 132,686 |  |  | 131,642 |  |  | 654 |  |  | 262 |  |  | 128 |  |  | 1,044 |  |  | 0.79 |
Total non-acquired loans | 8,063,364 |  |  | 7,947,551 |  |  | 19,477 |  |  | 26,449 |  |  | 69,887 |  |  | 115,813 |  |  | 1.44 | %
Acquired loans |  |  |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | 11,716 |  |  | 11,693 |  |  | — |  |  | — |  |  | 23 |  |  | 23 |  |  | 0.20 |
Land - Acquisition & Development | 905 |  |  | 905 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Land - Consumer Lot Loans | 2,502 |  |  | 2,132 |  |  | — |  |  | 370 |  |  | — |  |  | 370 |  |  | 14.79 |
Multi-Family | 2,999 |  |  | 2,999 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial Real Estate | 97,715 |  |  | 96,948 |  |  | 104 |  |  | — |  |  | 663 |  |  | 767 |  |  | 0.78 |
Commercial & Industrial | 51,329 |  |  | 51,229 |  |  | — |  |  | 100 |  |  | — |  |  | 100 |  |  | 0.19 |
HELOC | 8,056 |  |  | 8,056 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Consumer | 5,670 |  |  | 4,983 |  |  | 22 |  |  | 4 |  |  | 661 |  |  | 687 |  |  | 12.12 |
Total acquired loans | 180,892 |  |  | 178,945 |  |  | 126 |  |  | 474 |  |  | 1,347 |  |  | 1,947 |  |  | 1.08 | %
Credit-impaired acquired loans |  |  |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | 325 |  |  | 325 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — | %
Land - Acquisition & Development | 1,581 |  |  | 1,581 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial Real Estate | 63,713 |  |  | 61,713 |  |  | 152 |  |  | 909 |  |  | 939 |  |  | 2,000 |  |  | 3.14 |
Commercial & Industrial | 3,477 |  |  | 3,470 |  |  | 7 |  |  | — |  |  | — |  |  | 7 |  |  | 0.20 |
HELOC | 10,138 |  |  | 9,641 |  |  | — |  |  | 75 |  |  | 422 |  |  | 497 |  |  | 4.90 |
Consumer | 54 |  |  | 54 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total credit-impaired acquired loans | 79,288 |  |  | 76,784 |  |  | 159 |  |  | 984 |  |  | 1,361 |  |  | 2,504 |  |  | 3.16 | %
Total loans | $ | 8,323,544 |  |  | $ | 8,203,280 |  |  | $ | 19,762 |  |  | $ | 27,907 |  |  | $ | 72,595 |  |  | $ | 120,264 |  |  | 1.44 | %
Schedule of Impaired Loans, Loan Commitments and Loans Serviced | The following tables provide information related to loans that were restructured during the periods indicated:
| Quarter Ended December 31,
| 2014 |  | 2013
|  |  | Pre-Modification |  | Post-Modification |  |  |  | Pre-Modification |  | Post-Modification
|  |  | Outstanding |  | Outstanding |  |  |  | Outstanding |  | Outstanding
| Number of |  | Recorded |  | Recorded |  | Number of |  | Recorded |  | Recorded
| Contracts |  | Investment |  | Investment |  | Contracts |  | Investment |  | Investment
|  |  | (In thousands) |  |  |  | (In thousands)
Troubled Debt Restructurings: |  |  |  |  |  |  |  |  |  |  |
Single-Family Residential | 35 |  |  | $ | 9,600 |  |  | $ | 9,600 |  |  | 113 |  |  | $ | 23,607 |  |  | $ | 23,607 |
Construction - Speculative | 2 |  |  | 718 |  |  | 718 |  |  | — |  |  | — |  |  | — |
Land - Consumer Lot Loans | 2 |  |  | 532 |  |  | 532 |  |  | 5 |  |  | 1,098 |  |  | 1,098 |
Multi-Family | — |  |  | — |  |  | — |  |  | 2 |  |  | 1,213 |  |  | 1,213 |
Commercial Real Estate | — |  |  | — |  |  | — |  |  | 1 |  |  | 810 |  |  | 810 |
HELOC | — |  |  | — |  |  | — |  |  | 1 |  |  | 261 |  |  | 261 |
Consumer | 1 |  |  | 85 |  |  | 85 |  |  | 2 |  |  | 39 |  |  | 39 |
| 40 |  |  | $ | 10,935 |  |  | $ | 10,935 |  |  | 124 |  |  | $ | 27,028 |  |  | $ | 27,028 |
Schedule of Loan Modifications | The following tables provide information on restructured loans for which a payment default occurred during the periods indicated and that had been modified as a TDR within 12 months or less of the payment default:
| Quarter Ended December 31,
| 2014 |  | 2013
| Number of |  | Recorded |  | Number of |  | Recorded
| Contracts |  | Investment |  | Contracts |  | Investment
| (In thousands) |  | (In thousands)
Troubled Debt Restructurings That Subsequently Defaulted: |  |  |  |  |  |  |
Single-Family Residential | 8 |  |  | $ | 1,431 |  |  | 24 |  |  | $ | 3,624 |
Land - Consumer Lot Loans | 3 |  |  | 389 |  |  | 2 |  |  | 166 |
| 11 |  |  | $ | 1,820 |  |  | 26 |  |  | $ | 3,790 |

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- Definition Tabular disclosure of financing receivables that are past due but not impaired, financing receivables that are 90 days past due and still accruing, and financing receivables on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 + Details
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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5 + Details
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- Definition Tabular disclosure of nonaccrual and past due financing receivables (such as loans and trade receivables), including: (a) the recorded investment in loans and trade receivables, if applicable, on nonaccrual status as of each balance sheet date (b) the recorded investment in loans and trade receivables, if applicable, past due 90 days or more and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 + Details
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- Definition Tabular disclosure of financing receivables and troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953682-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition Schedule of Changes in the Accretable Yield for Credit Impaired Acquired Loans [Table Text Block] + References No definition available. + Details
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- Definition Schedule of Impaired Loans, Loan Commitments and Loans Serviced [Table Text Block] + References No definition available. + Details
Name: | wfsl_ScheduleOfImpairedLoansLoanCommitmentsAndLoansServicedTableTextBlock
Namespace Prefix: | wfsl_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration