$CFFN
Capitol Federal Financial, Inc. Stock $cffn

$cffn Overview Financials Valuation SEC Filings Company Website

2017 Q3 Form 10-K Financial Statement

#000149090618000073 Filed on November 29, 2018

Income Statement

Concept	2017 Q3	2017 Q2	2017 Q1
Revenue	$80.57M	$79.63M	$77.66M
YoY Change	6.59%	5.43%	2.68%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development		$2.922M	$2.768M
YoY Change		7.58%	6.09%
% of Gross Profit
Depreciation & Amortization	$2.000M	$2.000M	$1.900M
YoY Change	11.11%	11.11%	5.56%
% of Gross Profit
Operating Expenses		$2.922M	$2.768M
YoY Change		7.58%	6.09%
Operating Profit
YoY Change
Interest Expense		$30.27M	$28.61M
YoY Change		9.67%	5.58%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$32.07M	$32.18M	$32.69M
YoY Change	6.16%	7.15%	3.0%
Income Tax	$11.47M	$10.81M	$11.10M
% Of Pretax Income	35.77%	33.59%	33.96%
Net Earnings	$20.60M	$21.37M	$21.59M
YoY Change	-0.46%	3.99%	0.28%
Net Earnings / Revenue	25.57%	26.84%	27.8%
Basic Earnings Per Share	$0.15	$0.16	$0.16
Diluted Earnings Per Share	$0.15	$0.16	$0.16
COMMON SHARES
Basic Shares Outstanding	134.3M shares	134.3M shares	134.1M shares
Diluted Shares Outstanding	134.4M shares	134.4M shares	134.3M shares

Balance Sheet

Concept	2017 Q3	2017 Q2	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$351.7M	$130.2M	$240.6M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$84.82M	$83.85M	$83.25M
YoY Change	1.92%	2.35%	2.96%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$9.193B	$9.103B	$9.246B
YoY Change	-0.8%	-1.5%	-0.75%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$52.00M	$38.00M	$41.00M
YoY Change	4.0%	-5.0%	-2.38%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$200.0M	$200.0M	$200.0M
YoY Change	0.0%	0.0%	0.0%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$53.00M	$39.00M	$42.00M
YoY Change	6.0%	-2.5%	-4.55%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$64.00M	$40.00M	$55.00M
YoY Change	1.59%	5.26%	5.77%
Total Long-Term Liabilities	$64.00M	$40.00M	$55.00M
YoY Change	1.59%	5.26%	5.77%
TOTAL LIABILITIES
Total Short-Term Liabilities	$53.00M	$39.00M	$42.00M
Total Long-Term Liabilities	$64.00M	$40.00M	$55.00M
Total Liabilities	$7.825B	$7.744B	$7.864B
YoY Change	-0.63%	-1.48%	-0.62%
SHAREHOLDERS EQUITY
Retained Earnings	$234.6M	$225.4M	$249.0M
YoY Change	-12.6%	-12.99%	-12.04%
Common Stock	$1.169B	$1.168B	$1.168B
YoY Change	0.91%	1.15%	1.22%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.368B	$1.359B	$1.382B
YoY Change
Total Liabilities & Shareholders Equity	$9.193B	$9.103B	$9.246B
YoY Change	-0.8%	-1.5%	-0.75%

Cashflow Statement

Concept	2017 Q3	2017 Q2	2017 Q1
OPERATING ACTIVITIES
Net Income	$20.60M	$21.37M	$21.59M
YoY Change	-0.46%	3.99%	0.28%
Depreciation, Depletion And Amortization	$2.000M	$2.000M	$1.900M
YoY Change	11.11%	11.11%	5.56%
Cash From Operating Activities	$28.30M	$18.60M	$11.50M
YoY Change	23.58%	1.09%	-34.29%
INVESTING ACTIVITIES
Capital Expenditures	-$2.600M	-$2.500M	-$2.000M
YoY Change	-27.78%	-13.79%	-47.37%
Acquisitions
YoY Change
Other Investing Activities	$140.6M	$35.00M	-$17.50M
YoY Change	23.01%	33.59%	-91.51%
Cash From Investing Activities	$138.0M	$32.50M	-$19.50M
YoY Change	24.55%	38.89%	-90.72%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	55.10M	-161.5M	98.00M
YoY Change	-1272.34%	74.03%	-40.28%
NET CHANGE
Cash From Operating Activities	28.30M	18.60M	11.50M
Cash From Investing Activities	138.0M	32.50M	-19.50M
Cash From Financing Activities	55.10M	-161.5M	98.00M
Net Change In Cash	221.4M	-110.4M	90.00M
YoY Change	71.63%	116.47%	-414.69%
FREE CASH FLOW
Cash From Operating Activities	$28.30M	$18.60M	$11.50M
Capital Expenditures	-$2.600M	-$2.500M	-$2.000M
Free Cash Flow	$30.90M	$21.10M	$13.50M
YoY Change	16.6%	-0.94%	-36.62%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	cffn	Amortization Of Deferred Amounts Related To Fhlb Advances Net AmortizationOfDeferredAmountsRelatedToFhlbAdvancesNet	1419000	USD
CY2018	cffn	Amortization Of Deferred Amounts Related To Fhlb Advances Net AmortizationOfDeferredAmountsRelatedToFhlbAdvancesNet	1173000	USD
CY2017Q3	cffn	Aggregate Amount Of Loans Serviced For Others AggregateAmountOfLoansServicedForOthers	101200000	USD
CY2018Q3	cffn	Aggregate Amount Of Loans Serviced For Others AggregateAmountOfLoansServicedForOthers	134200000	USD
CY2016	cffn	Amortization Of Deferred Amounts Related To Fhlb Advances Net AmortizationOfDeferredAmountsRelatedToFhlbAdvancesNet	1868000	USD
CY2017	cffn	Average Daily Required Reserve Balance At Federal Reserve Bank AverageDailyRequiredReserveBalanceAtFederalReserveBank	9100000	USD
CY2018	cffn	Average Daily Required Reserve Balance At Federal Reserve Bank AverageDailyRequiredReserveBalanceAtFederalReserveBank	11000000	USD
CY2018Q3	cffn	Capital Conservation Buffer Annual Increase CapitalConservationBufferAnnualIncrease	0.00625
CY2018Q3	cffn	Capital Conservation Buffer Fully Phased In Percentage CapitalConservationBufferFullyPhasedInPercentage	0.025
CY2017	cffn	Commitments Outstanding To Originate And Purchase Loans CommitmentsOutstandingToOriginateAndPurchaseLoans	169946000	USD
CY2018	cffn	Commitments Outstanding To Originate And Purchase Loans CommitmentsOutstandingToOriginateAndPurchaseLoans	204376000	USD
CY2017	cffn	Commitments Outstanding To Purchase Adjustable Rate CommitmentsOutstandingToPurchaseAdjustableRate	52453000	USD
CY2018	cffn	Commitments Outstanding To Purchase Adjustable Rate CommitmentsOutstandingToPurchaseAdjustableRate	10085000	USD
CY2017	cffn	Commitments Outstanding To Purchase Fixed Rate CommitmentsOutstandingToPurchaseFixedRate	74104000	USD
CY2018	cffn	Commitments Outstanding To Purchase Fixed Rate CommitmentsOutstandingToPurchaseFixedRate	122418000	USD
CY2018Q3	cffn	Debt Service Coverage Ratio For Commercial Real Estate Loans Minimum DebtServiceCoverageRatioForCommercialRealEstateLoansMinimum	1.20
CY2016	cffn	Deferred Income Tax Expense Benefit Allowance For Credit Losses DeferredIncomeTaxExpenseBenefitAllowanceForCreditLosses	480000	USD
CY2017	cffn	Deferred Income Tax Expense Benefit Allowance For Credit Losses DeferredIncomeTaxExpenseBenefitAllowanceForCreditLosses	185000	USD
CY2018	cffn	Deferred Income Tax Expense Benefit Allowance For Credit Losses DeferredIncomeTaxExpenseBenefitAllowanceForCreditLosses	1827000	USD
CY2016	cffn	Deferred Income Tax Expense Benefit Fhlb Stock Dividends DeferredIncomeTaxExpenseBenefitFhlbStockDividends	-1357000	USD
CY2017	cffn	Deferred Income Tax Expense Benefit Fhlb Stock Dividends DeferredIncomeTaxExpenseBenefitFhlbStockDividends	4000	USD
CY2018	cffn	Deferred Income Tax Expense Benefit Fhlb Stock Dividends DeferredIncomeTaxExpenseBenefitFhlbStockDividends	-7692000	USD
CY2016	cffn	Deferred Income Tax Expense Benefit Fixed Assets DeferredIncomeTaxExpenseBenefitFixedAssets	1593000	USD
CY2017	cffn	Deferred Income Tax Expense Benefit Fixed Assets DeferredIncomeTaxExpenseBenefitFixedAssets	14000	USD
CY2018	cffn	Deferred Income Tax Expense Benefit Fixed Assets DeferredIncomeTaxExpenseBenefitFixedAssets	-122000	USD
CY2016	cffn	Deferred Income Tax Expense Benefit Low Income Housing Partnerships DeferredIncomeTaxExpenseBenefitLowIncomeHousingPartnerships	-318000	USD
CY2017	cffn	Deferred Income Tax Expense Benefit Low Income Housing Partnerships DeferredIncomeTaxExpenseBenefitLowIncomeHousingPartnerships	285000	USD
CY2018	cffn	Deferred Income Tax Expense Benefit Low Income Housing Partnerships DeferredIncomeTaxExpenseBenefitLowIncomeHousingPartnerships	604000	USD
CY2016	cffn	Deferred Income Tax Expense Benefit Salaries Deferred Compensationand Employee Benefits DeferredIncomeTaxExpenseBenefitSalariesDeferredCompensationandEmployeeBenefits	-143000	USD
CY2016	us-gaap	Noninterest Income NoninterestIncome	23312000	USD
CY2018Q3	us-gaap	Unearned Esop Shares UnearnedESOPShares	36343000	USD
CY2018	cffn	Deferred Income Tax Expense Benefit Salaries Deferred Compensationand Employee Benefits DeferredIncomeTaxExpenseBenefitSalariesDeferredCompensationandEmployeeBenefits	897000	USD
CY2017	cffn	Deferred Income Tax Expense Benefit Salaries Deferred Compensationand Employee Benefits DeferredIncomeTaxExpenseBenefitSalariesDeferredCompensationandEmployeeBenefits	437000	USD
CY2018	cffn	Effective Income Tax Rate Esop Related Expenses Net EffectiveIncomeTaxRateEsopRelatedExpensesNet	0.006
CY2016	cffn	Employee Stock Ownership Plan Esop Compensation Expense Including Dividends On Unallocated Shares In Excess Of Debt Service Payments EmployeeStockOwnershipPlanEsopCompensationExpenseIncludingDividendsOnUnallocatedSharesInExcessOfDebtServicePayments	3000000	USD
CY2017Q3	cffn	Deferred Tax Liabilities Allowance For Credit Losses DeferredTaxLiabilitiesAllowanceForCreditLosses	0	USD
CY2018Q3	cffn	Deferred Tax Liabilities Allowance For Credit Losses DeferredTaxLiabilitiesAllowanceForCreditLosses	1116000	USD
CY2017Q3	cffn	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	23242000	USD
CY2018Q3	cffn	Deferred Tax Liabilities Federal Home Loan Bank Stock Dividends DeferredTaxLiabilitiesFederalHomeLoanBankStockDividends	15550000	USD
CY2017Q3	cffn	Deferred Tax Liabilities Unrealized Gains On Availablefor Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableforSaleSecurities	2000000	USD
CY2018Q3	cffn	Deferred Tax Liabilities Unrealized Gains On Availablefor Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableforSaleSecurities	0	USD
CY2016	cffn	Deposit And Loan Transaction Costs DepositAndLoanTransactionCosts	5585000	USD
CY2017	cffn	Deposit And Loan Transaction Costs DepositAndLoanTransactionCosts	5284000	USD
CY2018	cffn	Deposit And Loan Transaction Costs DepositAndLoanTransactionCosts	5621000	USD
CY2016	cffn	Effective Income Tax Rate Esop Related Expenses Net EffectiveIncomeTaxRateEsopRelatedExpensesNet	0.009
CY2017	cffn	Effective Income Tax Rate Esop Related Expenses Net EffectiveIncomeTaxRateEsopRelatedExpensesNet	0.008
CY2017	cffn	Employee Stock Ownership Plan Esop Compensation Expense Including Dividends On Unallocated Shares In Excess Of Debt Service Payments EmployeeStockOwnershipPlanEsopCompensationExpenseIncludingDividendsOnUnallocatedSharesInExcessOfDebtServicePayments	3300000	USD
CY2018	cffn	Employee Stock Ownership Plan Esop Compensation Expense Including Dividends On Unallocated Shares In Excess Of Debt Service Payments EmployeeStockOwnershipPlanEsopCompensationExpenseIncludingDividendsOnUnallocatedSharesInExcessOfDebtServicePayments	2900000	USD
CY2017Q3	cffn	Escrow Balances Held On Loans Serviced For Others EscrowBalancesHeldOnLoansServicedForOthers	2100000	USD
CY2018Q3	cffn	Escrow Balances Held On Loans Serviced For Others EscrowBalancesHeldOnLoansServicedForOthers	2400000	USD
CY2016	cffn	Esop Related Expenses Net EsopRelatedExpensesNet	-1127000	USD
CY2017	cffn	Esop Related Expenses Net EsopRelatedExpensesNet	-1052000	USD
CY2018	cffn	Esop Related Expenses Net EsopRelatedExpensesNet	-790000	USD
CY2018Q3	cffn	Fhlb Borrowings Threshold Percentage Of Regulatory Assets FHLBBorrowingsThresholdPercentageOfRegulatoryAssets	0.40
CY2018Q3	cffn	Fhl Bborrowingsthresholdpercentageofregulatoryassetstemporaryincrease FHLBborrowingsthresholdpercentageofregulatoryassetstemporaryincrease	0.55
CY2018Q3	cffn	Fhlb Percentage Of Regulatory Assets FhlbPercentageOfRegulatoryAssets	0.23
CY2017Q3	cffn	Financing Receivable Individually Evaluated For Impairment Recorded Investment FinancingReceivableIndividuallyEvaluatedForImpairmentRecordedInvestment	42229000	USD
CY2018Q3	cffn	Financing Receivable Individually Evaluated For Impairment Recorded Investment FinancingReceivableIndividuallyEvaluatedForImpairmentRecordedInvestment	28040000	USD
CY2016	cffn	Income Tax Expense Benefit Adjustmentof Deferred Tax Asset Liability Rate IncomeTaxExpenseBenefitAdjustmentofDeferredTaxAssetLiabilityRate	0.000
CY2017	cffn	Income Tax Expense Benefit Adjustmentof Deferred Tax Asset Liability Rate IncomeTaxExpenseBenefitAdjustmentofDeferredTaxAssetLiabilityRate	0.000
CY2018	cffn	Income Tax Expense Benefit Adjustmentof Deferred Tax Asset Liability Rate IncomeTaxExpenseBenefitAdjustmentofDeferredTaxAssetLiabilityRate	-0.060
CY2017Q3	cffn	Interest Bearing Deposits Held At Federal Reserve Bank InterestBearingDepositsHeldAtFederalReserveBank	337500000	USD
CY2018Q3	cffn	Interest Bearing Deposits Held At Federal Reserve Bank InterestBearingDepositsHeldAtFederalReserveBank	120800000	USD
CY2017Q3	cffn	Investment In Affordable Housing Limited Partnerships InvestmentInAffordableHousingLimitedPartnerships	66100000	USD
CY2018Q3	cffn	Investment In Affordable Housing Limited Partnerships InvestmentInAffordableHousingLimitedPartnerships	74500000	USD
CY2018Q3	cffn	Liquidation Account LiquidationAccount	145400000	USD
CY2018Q3	cffn	Loan To Value Ratio For Securing Commercial Real Estate Loans Maximum LoanToValueRatioForSecuringCommercialRealEstateLoansMaximum	0.80
CY2017Q3	cffn	Loans And Leases Receivable Premiums Deferred Costs LoansAndLeasesReceivablePremiumsDeferredCosts	45680000	USD
CY2018Q3	cffn	Loans And Leases Receivable Premiums Deferred Costs LoansAndLeasesReceivablePremiumsDeferredCosts	49236000	USD
CY2016	cffn	Low Income Housing Partnerships LowIncomeHousingPartnerships	3872000	USD
CY2017	cffn	Low Income Housing Partnerships LowIncomeHousingPartnerships	0	USD
CY2018	cffn	Low Income Housing Partnerships LowIncomeHousingPartnerships	0	USD
CY2017	cffn	Net Income Tax Benefit Low Income Housing Partnerships NetIncomeTaxBenefitLowIncomeHousingPartnerships	2500000	USD
CY2018	cffn	Net Income Tax Benefit Low Income Housing Partnerships NetIncomeTaxBenefitLowIncomeHousingPartnerships	500000	USD
CY2017Q3	cffn	Pledged Financial Instruments Not Separately Reported Securitiesfor Public Unit Deposits PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesforPublicUnitDeposits	499993000	USD
CY2018Q3	cffn	Pledged Financial Instruments Not Separately Reported Securitiesfor Public Unit Deposits PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesforPublicUnitDeposits	515553000	USD
CY2016	cffn	Portion Of Compensation Expense Related To Esop Attributable To Changes In Company Stock Price PortionOfCompensationExpenseRelatedToEsopAttributableToChangesInCompanyStockPrice	522000	USD
CY2017	cffn	Portion Of Compensation Expense Related To Esop Attributable To Changes In Company Stock Price PortionOfCompensationExpenseRelatedToEsopAttributableToChangesInCompanyStockPrice	784000	USD
CY2018	cffn	Portion Of Compensation Expense Related To Esop Attributable To Changes In Company Stock Price PortionOfCompensationExpenseRelatedToEsopAttributableToChangesInCompanyStockPrice	541000	USD
CY2017Q3	cffn	Prepayment Penalty On Fhlb Advances PrepaymentPenaltyOnFhlbAdvances	1192000	USD
CY2018Q3	cffn	Prepayment Penalty On Fhlb Advances PrepaymentPenaltyOnFhlbAdvances	19000	USD
CY2016	cffn	Regulatory And Professional Fees RegulatoryAndProfessionalFees	5645000	USD
CY2017	cffn	Regulatory And Professional Fees RegulatoryAndProfessionalFees	5821000	USD
CY2018	cffn	Regulatory And Professional Fees RegulatoryAndProfessionalFees	5709000	USD
CY2017Q3	cffn	Required Capital Conservation Buffer RequiredCapitalConservationBuffer	0.0125
CY2018Q3	cffn	Required Capital Conservation Buffer RequiredCapitalConservationBuffer	0.01875
CY2018Q3	cffn	Shares Held In Employee Stock Ownership Plan Allocated SharesHeldInEmployeeStockOwnershipPlanAllocated	165198	shares
CY2018	cffn	Tax Cutsand Jobs Act Reclassificationfrom Aoc Ito Retained Earnings Tax Effect TaxCutsandJobsActReclassificationfromAOCItoRetainedEarningsTaxEffect	0	USD
CY2017Q3	cffn	Unadvanced Lines Of Credit UnadvancedLinesOfCredit	240000000	USD
CY2018Q3	cffn	Unadvanced Lines Of Credit UnadvancedLinesOfCredit	246100000	USD
CY2017Q3	cffn	Weighted Average Credit Score WeightedAverageCreditScore	765	credit_score
CY2018Q3	cffn	Weighted Average Credit Score WeightedAverageCreditScore	765	credit_score
CY2017Q3	cffn	Weighted Average Loan To Value Ratio WeightedAverageLoanToValueRatio	0.64
CY2018Q3	cffn	Weighted Average Loan To Value Ratio WeightedAverageLoanToValueRatio	0.63
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Entity Central Index Key EntityCentralIndexKey	0001490906
CY2018Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	141238239	shares
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2018	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2018	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q1	dei	Entity Public Float EntityPublicFloat	1680000000	USD
CY2018	dei	Entity Registrant Name EntityRegistrantName	Capitol Federal Financial, Inc.
CY2018	dei	Entity Shell Company EntityShellCompany	false
CY2018	dei	Entity Small Business EntitySmallBusiness	false
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2018	dei	Trading Symbol TradingSymbol	cffn
CY2017Q3	us-gaap	Accounts Payable And Other Accrued Liabilities AccountsPayableAndOtherAccruedLiabilities	52190000	USD
CY2018Q3	us-gaap	Accounts Payable And Other Accrued Liabilities AccountsPayableAndOtherAccruedLiabilities	83021000	USD
CY2016	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-5342000	USD
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CY2017Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	530000	USD
CY2018Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	0	USD
CY2017Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	66663000	USD
CY2018Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	73963000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2918000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	4340000	USD
CY2017Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1167368000	USD
CY2018Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1207644000	USD
CY2016	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	6000000	USD
CY2017	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	6900000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1121000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	506000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	372000	USD
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CY2017Q3	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	2175000000	USD
CY2018Q3	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	2075000000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	4609000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	4673000	USD
CY2018	us-gaap	Advertising Expense AdvertisingExpense	5034000	USD
CY2016	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2017	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2017Q4	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2018	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2018	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	7500000	USD
CY2018	us-gaap	Affordable Housing Tax Credits Commitment Year To Be Paid AffordableHousingTaxCreditsCommitmentYearToBePaid	2021
CY2017	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	4400000	USD
CY2018	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	7000000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	0	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	0	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	234000	USD
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	886417	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	200800	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	541418	shares
CY2017Q3	us-gaap	Assets Assets	9192916000	USD
CY2018Q3	us-gaap	Assets Assets	9449547000	USD
CY2017Q3	us-gaap	Assets Sold Under Agreements To Repurchase Interest Rate AssetsSoldUnderAgreementsToRepurchaseInterestRate	0.0294
CY2018Q3	us-gaap	Assets Sold Under Agreements To Repurchase Interest Rate AssetsSoldUnderAgreementsToRepurchaseInterestRate	0.0253
CY2017Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	415831000	USD
CY2018Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	714614000	USD
CY2017Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	5944000	USD
CY2018Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	3300000	USD
CY2017Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	654000	USD
CY2018Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	7250000	USD
CY2017Q3	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	410541000	USD
CY2018Q3	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	718564000	USD
CY2017Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	69000	USD
CY2018Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	2192000	USD
CY2017Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	585000	USD
CY2018Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	5058000	USD
CY2017Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	234069000	USD
CY2018Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	430424000	USD
CY2017Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	27676000	USD
CY2018Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	156178000	USD
CY2016	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3420000	USD
CY2017	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2233000	USD
CY2018	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1875000	USD
CY2016	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	USD
CY2017	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	USD
CY2018	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	15685000	USD
CY2015Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	772632000	USD
CY2016Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	281764000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	351659000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	139055000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-490868000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	69895000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-212604000	USD
CY2018Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	2400000	USD
CY2017Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	731000	USD
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.84
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.375
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.085
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.335
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.085
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.88
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.375
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.085
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.335
CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.085
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.88
CY2018Q3	us-gaap	Common Stock Held In Trust CommonStockHeldInTrust	302000	USD
CY2017Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1400000000	shares
CY2018Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1400000000	shares
CY2017Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	138223835	shares
CY2018Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	141225516	shares
CY2017Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	138223835	shares
CY2018Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	141225516	shares
CY2017Q3	us-gaap	Common Stock Value CommonStockValue	1382000	USD
CY2018Q3	us-gaap	Common Stock Value CommonStockValue	1412000	USD
CY2016	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	10540000	USD
CY2017	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	11282000	USD
CY2018	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	13999000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	81035000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	81140000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	99682000	USD
CY2018	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	0	USD
CY2016	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	37975000	USD
CY2017	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	42861000	USD
CY2018	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	29519000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	33298000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	38127000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	26007000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4677000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4734000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3512000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	286000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	712000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-5956000	USD
CY2016	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	470000	USD
CY2017	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	922000	USD
CY2018	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-4540000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	470000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	922000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4540000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	31780000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	28767000	USD
CY2016	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	215000	USD
CY2017	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-3000	USD
CY2018	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-54000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	184000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	210000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1416000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	0	USD
CY2018Q3	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	1456000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	9117000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	9336000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	1478000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	874000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	7322000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	7514000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2621000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	3154000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	2583000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	1686000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	1724000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	1206000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	711000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	0	USD
CY2017Q3	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	0	USD
CY2018Q3	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	960000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1795000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1822000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	24458000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	21253000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	0	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	2353000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	0	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	2567000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	433000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1198000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	6105000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	5983000	USD
CY2017Q3	us-gaap	Deposits Domestic DepositsDomestic	5309868000	USD
CY2018Q3	us-gaap	Deposits Domestic DepositsDomestic	5603354000	USD
CY2016	us-gaap	Depreciation Nonproduction DepreciationNonproduction	7141000	USD
CY2017	us-gaap	Depreciation Nonproduction DepreciationNonproduction	7796000	USD
CY2018	us-gaap	Depreciation Nonproduction DepreciationNonproduction	8458000	USD
CY2018Q3	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	10000000	USD
CY2018Q3	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	475000000	USD
CY2017	us-gaap	Derivative Average Remaining Maturity1 DerivativeAverageRemainingMaturity1	P5Y10M12D
CY2018	us-gaap	Derivative Average Remaining Maturity1 DerivativeAverageRemainingMaturity1	P5Y10M3D
CY2017Q3	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	-598000	USD
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	9700000	USD
CY2018	us-gaap	Derivative Instruments Gain Loss Reclassification From Accumulated Oci To Income Estimated Net Amount To Be Transferred DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred	-755000	USD
CY2017	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	134000	USD
CY2018	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	515000	USD
CY2017Q3	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	200000000	USD
CY2016	us-gaap	Dividend Income Operating DividendIncomeOperating	12252000	USD
CY2017	us-gaap	Dividend Income Operating DividendIncomeOperating	12233000	USD
CY2018	us-gaap	Dividend Income Operating DividendIncomeOperating	10962000	USD
CY2016	us-gaap	Dividends Cash DividendsCash	111767000	USD
CY2017	us-gaap	Dividends Cash DividendsCash	117963000	USD
CY2018	us-gaap	Dividends Cash DividendsCash	118312000	USD
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.24
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.17
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.17
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.73
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245	Rate
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.013
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.17
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.17
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.73
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.315
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.342
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.202
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	Rate
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2017Q4	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	Rate
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.005
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.027
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.027
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.040
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.020
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.004
CY2016	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	2174000	USD
CY2017	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	2436000	USD
CY2018	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	2193000	USD
CY2017Q3	us-gaap	Employee Stock Ownership Plan Esop Deferred Shares Fair Value EmployeeStockOwnershipPlanESOPDeferredSharesFairValue	55853000	USD
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Deferred Shares Fair Value EmployeeStockOwnershipPlanESOPDeferredSharesFairValue	46302000	USD
CY2016	us-gaap	Employee Stock Ownership Plan Esop Dividends Paid To Esop EmployeeStockOwnershipPlanESOPDividendsPaidToESOP	813000	USD
CY2017	us-gaap	Employee Stock Ownership Plan Esop Dividends Paid To Esop EmployeeStockOwnershipPlanESOPDividendsPaidToESOP	833000	USD
CY2018	us-gaap	Employee Stock Ownership Plan Esop Dividends Paid To Esop EmployeeStockOwnershipPlanESOPDividendsPaidToESOP	688000	USD
CY2017Q3	us-gaap	Employee Stock Ownership Plan Esop Number Of Allocated Shares EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares	4369840	shares
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Number Of Allocated Shares EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares	4339002	shares
CY2017Q3	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	3799554	shares
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	3634356	shares
CY2017Q3	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	8169394	shares
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	7973358	shares
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	56000	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	330000	USD
CY2018	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2016	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	0	USD
CY2017	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	0	USD
CY2018	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	418062000	USD
CY2016	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	5076000	USD
CY2017	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	15782000	USD
CY2018	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	670000	USD
CY2017	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3539000	USD
CY2018	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3277000	USD
CY2017Q3	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	2173808000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	2174981000	USD
CY2017Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Fixed Rate FederalHomeLoanBankAdvancesMaturitiesSummaryByInterestRateTypeFixedRate	1980000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Fixed Rate FederalHomeLoanBankAdvancesMaturitiesSummaryByInterestRateTypeFixedRate	1600000000	USD
CY2017Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Floating Rate FederalHomeLoanBankAdvancesMaturitiesSummaryByInterestRateTypeFloatingRate	200000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Floating Rate FederalHomeLoanBankAdvancesMaturitiesSummaryByInterestRateTypeFloatingRate	475000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due After Five Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueAfterFiveYearsOfBalanceSheetDate	0	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Four To Five Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromFourToFiveYearsOfBalanceSheetDate	100000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From One To Two Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate	350000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Three To Four Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromThreeToFourYearsOfBalanceSheetDate	200000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Two To Three Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate	550000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	875000000	USD
CY2017Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	100954000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	99726000	USD
CY2015Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9443000	USD
CY2016Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8540000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8398000	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8463000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	8398000	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	8463000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	USD
CY2016	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	477000	USD
CY2017	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	206000	USD
CY2018	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	367000	USD
CY2016	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	630000	USD
CY2017	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	348000	USD
CY2018	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	302000	USD
CY2017Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	7161240000	USD
CY2018Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	7494908000	USD
CY2016	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	157	contract
CY2017	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	144	contract
CY2018	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	7	contract
CY2016	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	21211000	USD
CY2017	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	16289000	USD
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	687000	USD
CY2016	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	20824000	USD
CY2016	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	57	contract
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	66	contract
CY2018	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	30	contract
CY2016	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	6052000	USD
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	5847000	USD
CY2018	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	2713000	USD
CY2017Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7175264000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	7495032000	USD
CY2017Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	16645000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	10969000	USD
CY2017Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	28205000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	27916000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	2317000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1056000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1358000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1659000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1964000	USD
CY2018Q3	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2017Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	827738000	USD
CY2018Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	612318000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	10579000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	4514000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	5308000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	15761000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	3718000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	14686000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1590000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1075000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	264838000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	76578000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	202554000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	363491000	USD
CY2017Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	833009000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	601071000	USD
CY2016	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	54216000	USD
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	53429000	USD
CY2018	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	34077000	USD
CY2016	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1903000	USD
CY2017	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1871000	USD
CY2018	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1332000	USD
CY2017Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	42229000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	28040000	USD
CY2017Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	0	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	0	USD
CY2017Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	44351000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	29877000	USD
CY2016	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	24221000	USD
CY2017	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	38315000	USD
CY2018	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	34077000	USD
CY2016	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	778000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	42679000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	44772000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	30392000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	37875000	USD
CY2017	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	1315000	USD
CY2018	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	1332000	USD
CY2016	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	29995000	USD
CY2017	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	15114000	USD
CY2018	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	0	USD
CY2016	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	1125000	USD
CY2017	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	556000	USD
CY2018	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2017	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2018	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	121939000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	127920000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	123906000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38445000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	43783000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24979000	USD
CY2016	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	0	USD
CY2017	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	0	USD
CY2017Q4	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	-7500000	USD
CY2018	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	-7498000	USD
CY2017Q3	us-gaap	Income Tax Receivable IncomeTaxReceivable	0	USD
CY2018Q3	us-gaap	Income Tax Receivable IncomeTaxReceivable	2177000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-1600000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-921000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-611000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3308000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3452000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3986000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	4815000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	2468000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	500000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	36483000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	24785000	USD
CY2016	us-gaap	Increase Decrease Cash Collateral From Counterparties IncreaseDecreaseCashCollateralFromCounterparties	0	USD
CY2017	us-gaap	Increase Decrease Cash Collateral From Counterparties IncreaseDecreaseCashCollateralFromCounterparties	-731000	USD
CY2018	us-gaap	Increase Decrease Cash Collateral From Counterparties IncreaseDecreaseCashCollateralFromCounterparties	10701000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-6840000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-10743000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-639000	USD
CY2016	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1381000	USD
CY2017	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	590000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-2262000	USD
CY2017	us-gaap	Interest Expense InterestExpense	117804000	USD
CY2018	us-gaap	Interest Expense InterestExpense	123119000	USD
CY2016	us-gaap	Interest Expense Deposits InterestExpenseDeposits	37859000	USD
CY2018Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	77313000	USD
CY2018	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	321892000	USD
CY2016	us-gaap	Increase Decrease In Advance Payments By Borrowers For Taxes And Insurance IncreaseDecreaseInAdvancePaymentsByBorrowersForTaxesAndInsurance	825000	USD
CY2017	us-gaap	Increase Decrease In Advance Payments By Borrowers For Taxes And Insurance IncreaseDecreaseInAdvancePaymentsByBorrowersForTaxesAndInsurance	1106000	USD
CY2018	us-gaap	Increase Decrease In Advance Payments By Borrowers For Taxes And Insurance IncreaseDecreaseInAdvancePaymentsByBorrowersForTaxesAndInsurance	939000	USD
CY2016	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	331498000	USD
CY2017	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	145850000	USD
CY2018	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-58988000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-1807000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-51000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-1712000	USD
CY2016	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	301113000	USD
CY2016Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	75322000	USD
CY2017Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	77660000	USD
CY2017Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	79630000	USD
CY2017Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	80574000	USD
CY2017	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	313186000	USD
CY2017Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	80644000	USD
CY2018Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	81774000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	82161000	USD
CY2016	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	5925000	USD
CY2017	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	4362000	USD
CY2018	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	4670000	USD
CY2016	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	243311000	USD
CY2017	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	253393000	USD
CY2018	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	260198000	USD
CY2017Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	340748000	USD
CY2018Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	122733000	USD
CY2018Q3	us-gaap	Interest Bearing Domestic Deposit Certificates Of Deposits InterestBearingDomesticDepositCertificatesOfDeposits	2937057000	USD
CY2016	us-gaap	Interest Expense InterestExpense	108931000	USD
CY2017	us-gaap	Interest Expense Deposits InterestExpenseDeposits	42968000	USD
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	52625000	USD
CY2016	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	65091000	USD
CY2017	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	68871000	USD
CY2018	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	67120000	USD
CY2016	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	5981000	USD
CY2017	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	5965000	USD
CY2018	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	3374000	USD
CY2016	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	9831000	USD
CY2017	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	19389000	USD
CY2018	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	23443000	USD
CY2016	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	192932000	USD
CY2018Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2018	us-gaap	Line Of Credit Facility Expiration Date1 LineOfCreditFacilityExpirationDate1	2019-11-15
CY2017Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	8398000	USD
CY2017	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	195382000	USD
CY2018	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	198773000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	192182000	USD
CY2016Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	47306000	USD
CY2017Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49054000	USD
CY2017Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49364000	USD
CY2017Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49658000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	195382000	USD
CY2017Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49374000	USD
CY2018Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49889000	USD
CY2018Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	49433000	USD
CY2018Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	50077000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	198773000	USD
CY2016	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	29794000	USD
CY2017	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	23809000	USD
CY2018	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	22619000	USD
CY2016	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	670000	USD
CY2017	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	515000	USD
CY2018	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	395000	USD
CY2016	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5255000	USD
CY2017	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	3847000	USD
CY2018	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	4275000	USD
CY2016	us-gaap	Interest Paid Net InterestPaidNet	106182000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	117308000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	119699000	USD
CY2016	us-gaap	Labor And Related Expense LaborAndRelatedExpense	42378000	USD
CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	43437000	USD
CY2018	us-gaap	Labor And Related Expense LaborAndRelatedExpense	46563000	USD
CY2018Q3	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	1200000	USD
CY2017Q3	us-gaap	Liabilities Liabilities	7824603000	USD
CY2018Q3	us-gaap	Liabilities Liabilities	8057925000	USD
CY2017Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9192916000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9449547000	USD
CY2016	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2017	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2018	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	412675000	USD
CY2017Q3	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2018Q3	us-gaap	Line Of Credit LineOfCredit	100000000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	8463000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Before Fees Gross LoansAndLeasesReceivableBeforeFeesGross	7182751000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Before Fees Gross LoansAndLeasesReceivableBeforeFeesGross	7507645000	USD
CY2017	us-gaap	Loans And Leases Receivable Commitments Fixed Rates LoansAndLeasesReceivableCommitmentsFixedRates	33528000	USD
CY2018	us-gaap	Loans And Leases Receivable Commitments Fixed Rates LoansAndLeasesReceivableCommitmentsFixedRates	46645000	USD
CY2017	us-gaap	Loans And Leases Receivable Commitments Variable Rates LoansAndLeasesReceivableCommitmentsVariableRates	9861000	USD
CY2018	us-gaap	Loans And Leases Receivable Commitments Variable Rates LoansAndLeasesReceivableCommitmentsVariableRates	25228000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	24962000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	33933000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	7203469000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	7522948000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	7195071000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	7514485000	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	0	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	0	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	0	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	0	USD
CY2018Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	100000000	USD
CY2018	us-gaap	Loss On Cash Flow Hedge Ineffectiveness LossOnCashFlowHedgeIneffectiveness	0	USD
CY2017Q3	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	4300000	USD
CY2018Q3	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	2900000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-675318000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-161834000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-315200000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	99494000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	146284000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-21567000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	84956000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	85445000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	124163000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	83494000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	20578000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	21587000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	21370000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	20602000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	84137000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	31836000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	23330000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	22372000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	21389000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	98927000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	83428000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	84093000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	98887000	USD
CY2017Q3	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	243700000	USD
CY2018Q3	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	336500000	USD
CY2016	us-gaap	Noninterest Expense NoninterestExpense	94305000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	89658000	USD
CY2018	us-gaap	Noninterest Expense NoninterestExpense	96902000	USD
CY2017	us-gaap	Noninterest Income NoninterestIncome	22196000	USD
CY2018	us-gaap	Noninterest Income NoninterestIncome	22035000	USD
CY2016	us-gaap	Noninterest Income Other NoninterestIncomeOther	5057000	USD
CY2017	us-gaap	Noninterest Income Other NoninterestIncomeOther	4910000	USD
CY2018	us-gaap	Noninterest Income Other NoninterestIncomeOther	4524000	USD
CY2016	us-gaap	Occupancy Net OccupancyNet	10576000	USD
CY2017	us-gaap	Occupancy Net OccupancyNet	10814000	USD
CY2018	us-gaap	Occupancy Net OccupancyNet	11455000	USD
CY2018	us-gaap	Open Tax Year OpenTaxYear	2015
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	6462000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	1364000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	689000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	828000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	941000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1067000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	1573000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	1200000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	1100000	USD
CY2018	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	1200000	USD
CY2017Q3	us-gaap	Other Assets OtherAssets	216845000	USD
CY2018Q3	us-gaap	Other Assets OtherAssets	271167000	USD
CY2016	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	0	USD
CY2017	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-372000	USD
CY2018	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	7496000	USD
CY2016	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	0	USD
CY2017	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	-226000	USD
CY2018	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	2785000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2459000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2625000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-6741000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-1494000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-1595000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-2499000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2459000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2997000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	755000	USD
CY2016	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3384000	USD
CY2017	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2827000	USD
CY2018	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3356000	USD
CY2016	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	0	USD
CY2017	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	0	USD
CY2018	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	777000	USD
CY2016	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	336056000	USD
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	246882000	USD
CY2018	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	37537000	USD
CY2016	us-gaap	Payments Of Dividends PaymentsOfDividends	111767000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	117963000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	118312000	USD
CY2016	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	99927000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	37425000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	411459000	USD
CY2016	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	329625000	USD
CY2017	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	365651000	USD
CY2018	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	277552000	USD
CY2016	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	144392000	USD
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
CY2018	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	14854000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9128000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	11761000	USD
CY2017Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities For Other Debt Facilities PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForOtherDebtFacilities	11769000	USD
CY2018Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities For Other Debt Facilities PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForOtherDebtFacilities	9529000	USD
CY2017Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities For Repurchase Agreements PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForRepurchaseAgreements	214298000	USD
CY2018Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities For Repurchase Agreements PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForRepurchaseAgreements	108360000	USD
CY2017Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	726060000	USD
CY2018Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	633442000	USD
CY2017Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2018Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2017Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2018Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2018Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2018Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	8000100000	USD
CY2017	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	2700100000	USD
CY2018	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	17275100000	USD
CY2016	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	783000	USD
CY2017	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
CY2018	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	326814000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	144643000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	192966000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	309328000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	268689000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	212267000	USD
CY2016	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	2078000	USD
CY2016	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	382450000	USD
CY2017	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	386900000	USD
CY2018	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	291506000	USD
CY2016	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	4973000	USD
CY2017	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	5138000	USD
CY2018	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	2240000	USD
CY2016	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	0	USD
CY2017	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	6816000	USD
CY2018	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	16423000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4070000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	8843000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	261000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	83494000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	84137000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	98927000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	151481000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	169968000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	84818000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	96005000	USD
CY2016	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-750000	USD
CY2016Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2017Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2017Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2017Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2017	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2017Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2018Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2018Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2018Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2018	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2016	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-750000	USD
CY2017	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	USD
CY2018	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	USD
CY2017Q3	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	29400000	USD
CY2018Q3	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	34000000	USD
CY2017Q3	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1400000	USD
CY2018Q3	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1300000	USD
CY2016	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	8900100000	USD
CY2017	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	2900100000	USD
CY2018	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	17414200000	USD
CY2018	us-gaap	Repurchase Agreements Securities Lending Transactions And Repurchase To Maturity Transactions Accounted For As Secured Borrowings Description Of Potential Risks RepurchaseAgreementsSecuritiesLendingTransactionsAndRepurchaseToMaturityTransactionsAccountedForAsSecuredBorrowingsDescriptionOfPotentialRisks	See Note 4 for information regarding the amount of securities pledged as collateral in conjunction with repurchase agreements. Securities are delivered to the party with whom each transaction is executed and the party agrees to resell the same securities to the Bank at the maturity of the agreement. The Bank retains the right to substitute similar or like securities throughout the terms of the agreements. The repurchase agreements and collateral are subject to valuation at current market levels and the Bank may ask for the return of excess collateral or be required to post additional collateral due to changes in the market values of these items. The Bank may also be required to post additional collateral as a result of principal payments received on the securities pledged.
CY2017Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	234640000	USD
CY2018Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	214569000	USD
CY2018Q3	us-gaap	Secured Debt Repurchase Agreements SecuredDebtRepurchaseAgreements	100000000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	9173000	USD
CY2018	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	261000	USD
CY2017Q3	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	676100000	USD
CY2018Q3	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	668800000	USD
CY2017Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	200000000	USD
CY2018Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	110052000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	1121000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	506000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	372000	USD
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	53150	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	13.48
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1161374	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	13.37
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1210374	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	13.33
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y2M12D
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P4Y3M22D
CY2016	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2017	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2018	us-gaap	Stock Issued1 StockIssued1	39113000	USD
CY2018	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	39113000	USD
CY2016	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	2174000	USD
CY2017	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	2436000	USD
CY2018	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	2193000	USD
CY2016	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	49000	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	57000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4126000	USD
CY2015Q3	us-gaap	Stockholders Equity StockholdersEquity	1416226000	USD
CY2016Q3	us-gaap	Stockholders Equity StockholdersEquity	1392964000	USD
CY2017Q3	us-gaap	Stockholders Equity StockholdersEquity	1368313000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	1391622000	USD
CY2016	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	2640000	USD
CY2017	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	1981000	USD
CY2018	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	1888000	USD
CY2018Q3	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	1142000	USD
CY2018Q3	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	119313000	USD
CY2018Q3	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	401527000	USD
CY2018Q3	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	1229859000	USD
CY2018Q3	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	372331000	USD
CY2018Q3	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	812885000	USD
CY2016	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	USD
CY2017	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	6714000	USD
CY2018	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	15814000	USD
CY2016	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	66000	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	44000	USD
CY2018	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	40000	USD
CY2017Q3	us-gaap	Unearned Esop Shares UnearnedESOPShares	37995000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134314000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134082420	shares
CY2017Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134373000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134428000	shares
CY2016	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	131161	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	161442	shares
CY2018	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	60647	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	133176376	shares
CY2016Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	133950000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134259000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134360000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134404000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134243862	shares
CY2017Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134467000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134475000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134530000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	135556000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134758991	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133045215	shares
CY2016Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133697000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134066000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134254000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134484000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	135500000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134698344	shares
CY2018	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Capitol Federal Financial, Inc. (the "Company") provides a full range of retail banking services through its wholly-owned subsidiary, Capitol Federal Savings Bank (the "Bank"), a federal savings bank, which has </font><font style="font-family:inherit;font-size:10pt;">48</font><font style="font-family:inherit;font-size:10pt;"> traditional and </font><font style="font-family:inherit;font-size:10pt;">10</font><font style="font-family:inherit;font-size:10pt;"> in-store banking offices serving primarily the metropolitan areas of Topeka, Wichita, Lawrence, Manhattan, Emporia and Salina, Kansas and portions of the metropolitan area of greater Kansas City. The Bank emphasizes mortgage lending, primarily originating and purchasing one- to four-family loans, and providing personal retail financial services. The Bank is subject to competition from other financial institutions and other companies that provide financial services. </font></div></div>

Files In Submission

Name	View Source	Status
0001490906-18-000073-index-headers.html	Edgar Link	pending
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cffn-20180930.xml	Edgar Link	completed
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$CFFN
Capitol Federal Financial, Inc. Stock $cffn

2017 Q3 Form 10-K Financial Statement

#000149090618000073 Filed on November 29, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CFFN Capitol Federal Financial, Inc. Stock $cffn

2017 Q3 Form 10-K Financial Statement

#000149090618000073 Filed on November 29, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CFFN
Capitol Federal Financial, Inc. Stock $cffn