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Revenue from Contracts with Customers - Schedule of Revenue from Contracts with Customers Within Non-interest Income (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue from Contract with Customer [Abstract]
Service charges on deposits overdraft fees		$ 877	$ 783	$ 1,654	$ 1,580
Service charges on deposits other		144	135	270	273
Interchange income		538	516	973	958
Loan servicing fees	[1]	338	337	673	673
Office lease income	[1]	162	156	323	308
Gains on sales of loans	[1]	1,742	1,468	2,862	2,629
Bank owned life insurance income	[1]	160	162	319	321
Gains on sales of investment securities	[1]	(146)		(146)	35
Gains on sales of real estate owned		4		4	1
Other		169	696	312	876
Total non-interest income		$ 3,988	$ 4,253	$ 7,244	$ 7,654
[1] Not within the scope of ASC 606.

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Interchange income.

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Loan servicing fees.

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Service charges on deposits other.

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- Definition

Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.

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Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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The net gain (loss) arising from the lessor's transactions involving the sale, transfer, or termination of financing agreements classified as capital leases.

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The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

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The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.

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Amount of fees and commissions from banking, advisory, brokerage, and securities underwriting activities. Activities include, but are not limited to, underwriting securities, private placements of securities, investment advisory and management services, merger and acquisition services, sale and servicing of mutual funds, and other related consulting fees.

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The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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

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