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Allowance For Loan And Lease Losses Loans Acquired Outstanding Principal Balance

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Deferred Payment Period

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Number Of PPP Loans

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Paycheck Protection Program Loans, Fees

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Paycheck Protection Program Loans Fixed Rate

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Paycheck Protection Program Loans Term

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Paycheck Protection Program Loans, Total

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Troubled Debt Restructurings, Minimum Timely Payments Required Before Reversion To Accruing Status

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of addition to allowance reserve for credit loss arising from purchase of loan and lease portfolios.

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Number of financing receivables that have been modified by troubled debt restructurings.

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Amount, after troubled debt restructuring, of modified financing receivable.

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Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

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Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

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Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

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Amount of decrease in investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, from sale.

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Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

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Loans And The Allowance For Loan Losses (Narrative) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) loan	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Outstanding principal balance	$ 1,000,000.0		$ 1,000,000.0
Acquired credit-impaired loans	800,000		$ 800,000		$ 0
Period of timely payments before reversion to accruing status			6 months
Loan commitments to lend additional funds to debtors	$ 0		$ 0
FSB [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Acquired loans			$ 271,000,000
PPP Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Fixed rate	1.00%		1.00%
Deferred payment period			10 months
Number of PPP loans \| loan			1,644
Paycheck Protection Program Loans, total			$ 195,000,000
Fees	$ 7,000,000.0
PPP Loans [Member] \| Before June 5, 2020 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Term			2 years
PPP Loans [Member] \| On Or After June 5, 2020 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Term			5 years
Residential Mortgages [Member] \| FSB [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loan servicing portfolio principal balance	107,000,000		$ 107,000,000
Commercial And Industrial [Member] \| CARES Act [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loan modifications \| loan			379
Principal balances on loan modification			$ 369,000,000
Consumer And Other Loans [Member] \| CARES Act [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loan modifications \| loan			302
Principal balances on loan modification			$ 38,000,000
Total Real Estate Loans [Member] \| Residential Mortgages [Member] \| Mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loan servicing portfolio principal balance	185,000,000		185,000,000		76,000,000
Mortgage servicing rights	1,000,000.0		1,000,000.0		600,000
Mortgage loans held-for-sale	2,900,000		2,900,000		$ 700,000
Total Real Estate Loans [Member] \| Residential Mortgages [Member] \| Mortgages [Member] \| FSB [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage servicing rights	700,000		700,000
Total Real Estate Loans [Member] \| Residential Mortgages [Member] \| FHLMC Loans [Member] \| Mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage loans sold	0	$ 0	0	$ 0
Total Real Estate Loans [Member] \| Residential Mortgages [Member] \| FNMA Loans [Member] \| Mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage loans sold	$ 3,800,000	$ 2,600,000	$ 7,500,000	$ 4,600,000