Deposits - Schedule of Deposits by Time Remaining on Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Deposits [Abstract]
Contractual Maturities, Time Deposits, Less than $100,000, Three Months or Less	$ 16,758	$ 13,079
Contractual Maturities, Time Deposits, Less than $100,000, Three Months Through Six Months	23,851	12,407
Contractual Maturities, Time Deposits, Less than $100,000, Six Months Through 12 Months	42,365	34,810
Contractual Maturities, Time Deposits, Less than $100,000, after 12 Months	101,048	73,585
Deposits: Time deposits, under $100,000	184,022	133,881
Contractual Maturities, Time Deposits, $100,000 or More, Three Months or Less	35,085	2,986
Contractual Maturities, Time Deposits, $100,000 or More, Three Months Through Six Months	34,674	9,421
Contractual Maturities, Time Deposits, $100,000 or More, Six Months Through 12 Months	28,717	39,082
Contractual Maturities, Time Deposits, $100,000 or More, after 12 Months	74,518	40,094
Time Deposits, $100,000 or More, Total	$ 172,994	$ 91,583