Loans and Allowance for Loan Losses - Schedule of Troubled Debt Restructurings by Types of Concessions Made (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Accruing [Member]
Payment modification	$ 0	$ 0
Rate reduction	0	0
Rate reduction, payment modification	4,275	1,888
Forbearance of interest	0	5,570
Total	4,275	7,458
Non-accruing [Member]
Payment modification	0	0
Rate reduction	0	0
Rate reduction, payment modification	0	0
Forbearance of interest	0	0
Total	$ 0	$ 0