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Loans - Summary of Loans (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Real estate loans:
Loans	$ 542,856	$ 522,201
Allowance for loan losses	(5,009)	(5,326)	$ (5,321)
Loans, net	537,847	516,875
Real estate loans | Construction and land development
Real estate loans:
Loans	45,867	35,927
Allowance for loan losses	(561)	(414)	(441)
Real estate loans | Secured by 1-4 family residential
Real estate loans:
Loans	215,945	208,177
Allowance for loan losses	(895)	(775)	(1,019)
Real estate loans | Other real estate
Real estate loans:
Loans	219,553	222,256
Allowance for loan losses	(2,160)	(2,948)	(3,142)
Commercial and industrial loans
Real estate loans:
Loans	44,605	38,763
Allowance for loan losses	(464)	(418)	(380)
Consumer and other loans
Real estate loans:
Loans	16,886	17,078
Allowance for loan losses	$ (929)	$ (771)	$ (339)

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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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