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Long-Term Borrowings - Narrative (Details) $ in Millions	12 Months Ended
Long-Term Borrowings - Narrative (Details) $ in Millions	Dec. 31, 2023 USD ($) advance	Apr. 30, 2023 trust	Sep. 17, 2021 USD ($)	Mar. 06, 2015 USD ($)
FHLB Advances
Long-term borrowings
Number of FHLB advances \| advance	4
Number of non-callable FHLB advances \| advance	3
Number of callable FHLB advances \| advance	1
Limestone Bancorp, Inc.
Long-term borrowings
Number of trust preferred securities acquired \| trust		4
Fixed 4.40% Non-Callable Federal Home Loan Bank Advance \| FHLB Advances
Long-term borrowings
Long-term FHLB advances	$ 60.0
FHBL advances, bank interest rate	4.40%
Fixed 4.30% Non-Callable Federal Home Loan Bank Advance \| FHLB Advances
Long-term borrowings
Long-term FHLB advances	$ 10.0
FHBL advances, bank interest rate	4.30%
Fixed 4.11% Non-Callable Federal Home Loan Bank Advance \| FHLB Advances
Long-term borrowings
Long-term FHLB advances	$ 10.0
FHBL advances, bank interest rate	4.11%
Fixed 4.59% Callable Federal Home Loan Bank Advance \| FHLB Advances
Long-term borrowings
Long-term FHLB advances	$ 10.0
FHBL advances, bank interest rate	4.59%
FHLB putable, non-amortizing, fixed rate advances \| FHLB Advances
Long-term borrowings
FHBL advances, initial fixed rate period	3 months
FHLB putable, non-amortizing, fixed rate advances \| Minimum \| FHLB Advances
Long-term borrowings
FHBL advances, bank interest rate	2.17%
FHLB advances, maturities period	3 years
FHLB putable, non-amortizing, fixed rate advances \| Maximum \| FHLB Advances
Long-term borrowings
FHBL advances, bank interest rate	4.59%
FHLB advances, maturities period	4 years
FHLB amortizing, fixed rate advances \| Minimum \| FHLB Advances
Long-term borrowings
FHBL advances, bank interest rate	1.25%
FHLB advances, maturities period	3 years
FHLB amortizing, fixed rate advances \| Maximum \| FHLB Advances
Long-term borrowings
FHBL advances, bank interest rate	3.83%
FHLB advances, maturities period	9 years
Vantage non-recourse borrowings \| Minimum \| FHLB Advances
Long-term borrowings
Junior subordinated debt securities, Weighted average interest rate	2.69%
Vantage non-recourse borrowings \| Maximum \| FHLB Advances
Long-term borrowings
Junior subordinated debt securities, Weighted average interest rate	11.25%
Other long-term borrowings \| NB&T Financial Group, Inc. \| FHLB Advances
Long-term borrowings
Junior subordinated debt securities, Weighted average interest rate	10.06%
Par Value				$ 9.0
Other long-term borrowings	$ 8.0			$ 6.6
Other long-term borrowings \| Premier Financial Bancorp, Inc. \| FHLB Advances
Long-term borrowings
Junior subordinated debt securities, Weighted average interest rate	9.07%
Par Value			$ 6.2
Other long-term borrowings	$ 5.9		$ 6.1