Loans and Allowance for Credit Losses (Troubled Debt Restructurings on Financing Receivables) (Details) $ in Thousands	9 Months Ended
Sep. 30, 2019 USD ($) contract
Financing Receivable, Allowance for Credit Losses [Line Items]
Number of contracts \| contract	1
Premodification outstanding recorded investment	$ 75
Postmodification outstanding recorded investment	$ 41
Residential Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Number of contracts \| contract	1
Premodification outstanding recorded investment	$ 75
Postmodification outstanding recorded investment	$ 41

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.

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

+ Details

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- Definition

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

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- Details

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