Borrowings - Schedule of Maturities of Long-term FHLB Advances (Details) $ in Thousands	Sep. 30, 2021 USD ($)
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]
Remainder of 2021	$ 0
2022	0
2023	35,000
2024	60,000
2025	0
Thereafter	0
Total advances	$ 95,000
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due [Abstract]
Remainder of 2021 weighted average interest rate	0.00%
2022 weighted average interest rate	0.00%
2023 weighted average interest rate	1.94%
2024 weighted average interest rate	0.98%
2025 weighted average interest rate	0.00%
Thereafter weighted average interest rate	0.00%
Weighted average interest rate	1.34%