Revenue from Contracts with Customers (Details) $ in Thousands	3 Months Ended
Mar. 31, 2018 USD ($) Asset	Mar. 31, 2017 USD ($)
Revenue from Contracts with Customers [Abstract]
Percentage of revenues excluded from ASU 2014-09	82.20%	79.50%
Number of realestate assets sold during the period \| Asset	0
Contract assets	$ 0
Contract liabilities	0
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	6,278
Bank owned life insurance	256
Other	560
Total	1,943	$ 1,985
Service Charges on Deposits [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	2,905	3,009
Overdraft Fees [Member] \| Retail [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	1,972
Overdraft Fees [Member] \| Business [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	365
Account Service Charges [Member] \| Retail [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	500
Account Service Charges [Member] \| Business [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	68
Other Deposit Related Income [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	689
ATM Fees [Member] \| Retail [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	345
ATM Fees [Member] \| Business [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	8
Other [Member] \| Retail [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	207
Other [Member] \| Business [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	129
Interchange Income [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	2,246	$ 1,922
Investment and Insurance Commissions [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	438
Asset Management Revenue [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	271
Transaction Based Revenue [Member]
Disaggregation of Revenue Sources by Attributes [Abstract]
Revenue from contracts with customers	$ 167

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Amount of revenue earned, classified as other, excluding interest income.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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