Allowance for Loan Losses - Summary of Changes in Allowance for Loan Losses, by Portfolio Type (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			$ 10,929	$ 10,776
Charge-offs			(624)	(2,458)
Recoveries			631	169
Provision	$ 1,836	$ 1,634	3,081	2,421
Ending allowance	14,017	10,908	14,017	10,908
Real Estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			7,815	7,622
Charge-offs			(32)	(1,367)
Recoveries			44	35
Provision			2,648	1,025
Ending allowance	10,475	7,315	10,475	7,315
Real Estate \| Construction & land development
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			423	581
Charge-offs			0	0
Recoveries			0	0
Provision			194	98
Ending allowance	617	679	617	679
Real Estate \| Farmland
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			50	41
Charge-offs			0	0
Recoveries			0	0
Provision			10	7
Ending allowance	60	48	60	48
Real Estate \| 1- 4 Family
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			1,027	911
Charge-offs			(32)	(522)
Recoveries			29	31
Provision			190	303
Ending allowance	1,214	723	1,214	723
Real Estate \| Multifamily
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			1,038	1,318
Charge-offs			0	0
Recoveries			0	0
Provision			(292)	32
Ending allowance	746	1,350	746	1,350
Real Estate \| Non-farm non-residential
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			5,277	4,771
Charge-offs			0	(845)
Recoveries			15	4
Provision			2,546	585
Ending allowance	7,838	4,515	7,838	4,515
Non-Real Estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			3,114	3,154
Charge-offs			(592)	(1,091)
Recoveries			587	134
Provision			433	1,396
Ending allowance	3,542	3,593	3,542	3,593
Non-Real Estate \| Agricultural
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			95	339
Charge-offs			(45)	0
Recoveries			0	0
Provision			72	161
Ending allowance	122	500	122	500
Non-Real Estate \| Commercial and industrial
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			1,909	1,909
Charge-offs			(180)	(343)
Recoveries			10	16
Provision			265	499
Ending allowance	2,004	2,081	2,004	2,081
Non-Real Estate \| Consumer and other
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			1,110	891
Charge-offs			(367)	(748)
Recoveries			577	118
Provision			(134)	736
Ending allowance	1,186	997	1,186	997
Non-Real Estate \| Unallocated
Allowance for Loan and Lease Losses [Roll Forward]
Beginning allowance			0	15
Charge-offs			0	0
Recoveries			0	0
Provision			230	0
Ending allowance	$ 230	$ 15	$ 230	$ 15

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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