Borrowings - Schedule of Federal Home Loan Bank Advance Maturities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Weighted-Average Interest Rate
Weighted-Average Interest Rate, Within one year or less	3.78%	2.71%
Weighted-Average Interest Rate, After one year through two years	0.00%	3.78%
Weighted-Average Interest Rate, After two years through three years	1.79%	3.81%
Weighted-Average Interest Rate, After three years through four years	1.80%	0.00%
Weighted-Average Interest Rate, After four years through five years	1.80%	0.00%
Weighted-Average Interest Rate, After five years	0.00%	0.00%
Amount
Advances maturities, Within one year or less	$ 30,000	$ 15,000
Advances maturities, After one year through two years	0	25,000
Advances maturities, After two years through three years	10,000	20,000
Advances maturities, After three years through four years	5,000	0
Advances maturities, After four years through five years	5,000	0
Advances maturities, After five years	0	0
Advances maturities, Total	$ 50,000	$ 60,000