Fair Value (Quantitative Information About Significant Unobservable Inputs for Assets Measured at Fair Value on a Nonrecurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	$ 15,004	$ 17,870
Mortgage servicing rights	196	87
Other real estate owned	2,093	921
Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	1,139	526
Mortgage servicing rights	196	87
Other real estate owned	$ 2,093	$ 921
Minimum \| Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, measurement input	10.00%	10.00%
Other real estate owned, measurement input	18.00%	18.00%
Maximum \| Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, measurement input	80.00%	50.00%
Other real estate owned, measurement input	41.00%	36.00%
Prepayment speed \| Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Mortgage servicing rights, prepayment speed	15.34%	13.42%
Discount rate \| Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Mortgage servicing rights, prepayment speed	8.25%	8.50%

Impaired Financing Receivable, Measurement Input

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- Definition

Mortgage Servicing Rights

+ References

No definition available.

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- Definition

Mortgage Servicing Rights, Measurement Input

+ References

No definition available.

+ Details

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- Definition

Other Real Estate, Measurement Input

+ References

No definition available.

+ Details

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- Definition

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.

+ References

No definition available.

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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524

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- Definition

Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(4))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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