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Loans - Impaired Loans - Average Recorded Investment and Interest Income Recognized (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Average Recorded Investment
With no related allowance recorded	$ 9,419	$ 11,282
With an allowance recorded	10,672	7,389
Total impaired loans	20,091	18,671
Interest Income Recognized
With no related allowance recorded	11	9
With an allowance recorded	80	59
Total impaired loans	91	68
Finance Leases Financing Receivable [Member]
Average Recorded Investment
With no related allowance recorded	57	89
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Owner Occupied General Purpose Loan [Member]
Average Recorded Investment
With no related allowance recorded	1,735	417
With an allowance recorded	285	152
Interest Income Recognized
With no related allowance recorded	1
With an allowance recorded	6
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Special Purpose Loan [Member]
Average Recorded Investment
With no related allowance recorded	455	391
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Non Owner Occupied General Purpose Loan [Member]
Average Recorded Investment
With no related allowance recorded	857	602
With an allowance recorded	3,033
Interest Income Recognized
With an allowance recorded	2
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Non Owner Occupied Special Purpose Loan [Member]
Average Recorded Investment
With no related allowance recorded	1,480
With an allowance recorded	1,549	1,788
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Retail Properties Loan [Member]
Average Recorded Investment
With no related allowance recorded		541
Residential Portfolio Segment [Member] | Residential Investor Loan [Member]
Average Recorded Investment
With no related allowance recorded	345	366
With an allowance recorded	805	826
Interest Income Recognized
With an allowance recorded	11	11
Residential Portfolio Segment [Member] | Multifamily
Average Recorded Investment
With no related allowance recorded		2,362
Residential Portfolio Segment [Member] | Residential Owner Occupied Loan [Member]
Average Recorded Investment
With no related allowance recorded	3,485	5,178
With an allowance recorded	3,558	3,559
Interest Income Recognized
With no related allowance recorded	10	9
With an allowance recorded	41	37
Residential Portfolio Segment [Member] | Residential Revolving and Junior Liens Loan [Member]
Average Recorded Investment
With no related allowance recorded	923	1,125
With an allowance recorded	1,390	1,064
Interest Income Recognized
With an allowance recorded	20	11
Consumer Portfolio Segment [Member]
Average Recorded Investment
With no related allowance recorded	6	12
With an allowance recorded	23
Construction Loans | Commercial Real Estate Portfolio Segment [Member] | Construction Real Estate, Other Receivable [Member]
Average Recorded Investment
With no related allowance recorded	76	$ 199
With an allowance recorded	$ 29

X

- Definition

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

+ References

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-Topic 310
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-Section 50
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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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