Allowance for Loan Losses (Loans Individually Evaluated for Impairment) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Financing Receivable, Impaired [Line Items]
Recorded investment with no related allowance	$ 14,429		$ 14,429		$ 16,768
Recorded investment with related allowance	4,983		4,983		1,102
Total recorded investment	19,412		19,412		17,870
Contractual principal balance	20,845		20,845		19,247
Related allowance	824		824		385
Average Recorded Investment	19,364	$ 11,291	23,785	$ 15,173
Interest Income Recognized	19	23	60	56
Cash Basis Interest Recognized	0	384	84	792
Commercial real estate
Financing Receivable, Impaired [Line Items]
Recorded investment with no related allowance	7,022		7,022		4,832
Recorded investment with related allowance	0		0		0
Total recorded investment	7,022		7,022		4,832
Contractual principal balance	7,355		7,355		5,156
Related allowance	0		0		0
Average Recorded Investment	7,139	3,111	7,433	4,034
Interest Income Recognized	0	2	0	2
Cash Basis Interest Recognized	0	35	0	209
Commercial and industrial
Financing Receivable, Impaired [Line Items]
Recorded investment with no related allowance	4,465		4,465		10,739
Recorded investment with related allowance	4,717		4,717		913
Total recorded investment	9,182		9,182		11,652
Contractual principal balance	10,031		10,031		12,521
Related allowance	798		798		363
Average Recorded Investment	8,960	6,752	13,086	9,080
Interest Income Recognized	12	14	34	33
Cash Basis Interest Recognized	0	349	84	573
Residential real estate
Financing Receivable, Impaired [Line Items]
Recorded investment with no related allowance	2,942		2,942		1,197
Recorded investment with related allowance	266		266		189
Total recorded investment	3,208		3,208		1,386
Contractual principal balance	3,459		3,459		1,570
Related allowance	26		26		$ 22
Average Recorded Investment	3,265	1,428	3,266	2,059
Interest Income Recognized	7	7	26	21
Cash Basis Interest Recognized	$ 0	$ 0	$ 0	$ 10

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- Definition

Average 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 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524

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Amount of allowance for credit losses related to recorded investment.

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Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

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Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

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