Label |
Element |
Value |
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance |
us-gaap_ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance |
$ (20)
|
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance |
us-gaap_ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance |
0
|
Loans sold on a servicing retained basis |
wsbf_LoansSoldOnServicingRetainedBasis |
122,800
|
Loans sold on a servicing retained basis |
wsbf_LoansSoldOnServicingRetainedBasis |
308,100
|
Loans sold on a servicing retained basis |
wsbf_LoansSoldOnServicingRetainedBasis |
182,300
|
Total |
us-gaap_FiniteLivedIntangibleAssetsNet |
978
|
Finite-Lived Intangible Assets, Amortization Expense, after Year Five |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive |
418
|
Mortgage servicing rights sold |
wsbf_MortgageServicingRightsSold |
7,000
|
Mortgage servicing rights sold |
wsbf_MortgageServicingRightsSold |
5,100
|
Servicing Asset At Amortized Cost Net Of Valuation Allowance |
wsbf_ServicingAssetAtAmortizedCostNetOfValuationAllowance |
978
|
Servicing Asset At Amortized Cost Net Of Valuation Allowance |
wsbf_ServicingAssetAtAmortizedCostNetOfValuationAllowance |
1,538
|
Sales of Loans Held for Sale |
wsbf_SalesOfLoansHeldForSale |
1,500
|
Sales of Loans Held for Sale |
wsbf_SalesOfLoansHeldForSale |
1,200
|
Gain on sale of MSR |
wsbf_GainOnSaleOfMSR |
2,400
|
Gain on sale of MSR |
wsbf_GainOnSaleOfMSR |
807,000,000
|
Mortgage servicing rights book value |
wsbf_MortgageServicingRightsBookValue |
4,300
|
Mortgage servicing rights book value |
wsbf_MortgageServicingRightsBookValue |
4,600
|
2014 |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo |
146
|
Finite-Lived Intangible Assets, Amortization Expense, Year Five |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive |
107
|
Sold mortgage servicing rights |
wsbf_SoldMortgageServicingRights |
713,000
|
Sold mortgage servicing rights |
wsbf_SoldMortgageServicingRights |
552,400
|
2013 |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths |
54
|
Finite-Lived Intangible Assets, Amortization Expense, Year Three |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree |
133
|
Servicing Asset at Amortized Cost |
us-gaap_ServicingAssetAtAmortizedValue |
2,521
|
Servicing Asset at Amortized Cost |
us-gaap_ServicingAssetAtAmortizedValue |
3,377
|
Servicing Asset at Amortized Cost |
us-gaap_ServicingAssetAtAmortizedValue |
1,538
|
Servicing Asset at Amortized Cost |
us-gaap_ServicingAssetAtAmortizedValue |
998
|
Loans Originated for Sale - Residential |
wsbf_LoansOriginatedForSaleResidential |
1,600
|
Loans Originated for Sale - Residential |
wsbf_LoansOriginatedForSaleResidential |
1,300
|
2016 |
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour |
120
|
Servicing Asset at Amortized Cost, Amortization |
us-gaap_ServicingAssetAtAmortizedValueAmortization1 |
412
|
Servicing Asset at Amortized Cost, Amortization |
us-gaap_ServicingAssetAtAmortizedValueAmortization1 |
321
|
Generated mortgage banking income |
wsbf_GeneratedMortgageBankingIncome |
58,700
|
Generated mortgage banking income |
wsbf_GeneratedMortgageBankingIncome |
77,300
|
Additions |
us-gaap_ServicingAssetAtFairValueAdditions |
3,084
|
Additions |
us-gaap_ServicingAssetAtFairValueAdditions |
3,149
|
Sales Of Mortgage Servicing Rights |
wsbf_SalesOfMortgageServicingRights |
(4,260)
|
Sales Of Mortgage Servicing Rights |
wsbf_SalesOfMortgageServicingRights |
$ (4,602)
|