Income Taxes - Schedule of Effective Income Tax Rate (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Income tax expense at federal statutory rate									$ 1,220	$ 712
Increase (decrease) resulting from:
Tax-exempt interest									(95)	(119)
Bank-owned life insurance									(65)	(66)
State income tax expense, net of federal income taxes									229	137
Other									(43)	237
Total	$ 381	$ 214	$ 300	$ 351	$ 470	$ 269	$ 81	$ 81	$ 1,246	$ 901