Loans - Restructured in Troubled Debt (Details) $ in Thousands	6 Months Ended
Jun. 30, 2019 USD ($) loan	Jun. 30, 2018 USD ($) loan	Dec. 31, 2018 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	25		25
Loan Balance	$ 12,872		$ 14,626
Specific Reserve	$ 4,811		$ 4,554
Number of loans, period of time \| loan	0	4
Pre-Modification Outstanding Recorded Investment		$ 1,091
Post-Modification Outstanding Recorded Investment		$ 1,091
Commercial, industrial, and agricultural
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	10		10
Loan Balance	$ 3,346		$ 4,577
Specific Reserve	$ 91		$ 104
Number of loans, period of time \| loan		0
Pre-Modification Outstanding Recorded Investment		$ 0
Post-Modification Outstanding Recorded Investment		$ 0
Commercial mortgages
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	15		15
Loan Balance	$ 9,526		$ 10,049
Specific Reserve	$ 4,720		$ 4,450
Number of loans, period of time \| loan		4
Pre-Modification Outstanding Recorded Investment		$ 1,091
Post-Modification Outstanding Recorded Investment		$ 1,091
Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0
Number of loans, period of time \| loan		0
Pre-Modification Outstanding Recorded Investment		$ 0
Post-Modification Outstanding Recorded Investment		$ 0
Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0
Number of loans, period of time \| loan		0
Pre-Modification Outstanding Recorded Investment		$ 0
Post-Modification Outstanding Recorded Investment		$ 0
Credit cards
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans at a point in time \| loan	0		0
Loan Balance	$ 0		$ 0
Specific Reserve	$ 0		$ 0
Number of loans, period of time \| loan		0
Pre-Modification Outstanding Recorded Investment		$ 0
Post-Modification Outstanding Recorded Investment		$ 0

Financing Receivable, Modifications, Number of Loans

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Financing receivable modifications specific reserve.

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

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Amount, before troubled debt restructuring, of financing receivable to be modified.

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Amount of financing receivable modified as troubled debt restructuring.

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-Publisher FASB
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-SubTopic 10
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