Revenue Recognition - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Gains on sales of loans	$ 1,437	$ 486	$ 2,562	$ 1,285
Other Income:
Gains on customer swap transactions	624	730	4,234	1,585
Title insurance income	46	9	126	128
Other income	200	627	370	755
Total	870	1,366	4,730	2,468
Revenue not from contracts with customers	511	457	1,787	2,210
Total Noninterest Income	6,773	6,700	20,265	18,812
Products and services transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	6,243	6,224	18,422	16,546
Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	19	19	56	56
Deposit Related Fees and Charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	2,288	2,851	6,663	8,179
Debit card interchange income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	1,472	1,429	3,910	4,059
Overdraft charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	533	1,047	1,935	3,024
ATM service charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	138	226	367	626
Demand deposit fees and charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	129	124	394	389
Savings service charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	16	25	57	81
Commissions and Fees:
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	1,667	1,540	4,523	4,670
Loan fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	510	303	1,063	1,182
Wire transfer charges
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	372	316	1,021	888
Investment services income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	392	474	1,231	1,253
Merchant fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	184	202	598	586
Commissions from sales of checks
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	73	85	216	299
Safe deposit income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	85	94	256	275
Other income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 51	$ 66	$ 138	$ 187

Noninterest Income, Other, Revenue from Contracts with Customers

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Title Insurance Income

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The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings.

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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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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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