BORROWED FUNDS - Long-term Borrowings (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Long-term Borrowing
Long-term borrowings	$ 55,463	$ 28,042
Loans maturing in 2022 with a weighted-average rate of 0.61%
Long-term Borrowing
Rate	0.61%	0.61%
Loans maturing in 2023 with a weighted-average rate of 1.35%
Long-term Borrowing
Rate	1.35%	1.35%
Loans maturing in 2024 with a weighted-average rate of 2.76%
Long-term Borrowing
Rate	2.89%	2.89%
Loan maturing in 2025 with a rate of 4.91%
Long-term Borrowing
Rate	3.38%	3.38%
Federal Home Loan Bank of Pittsburgh
Long-term Borrowing
Long-term borrowings	$ 55,463	$ 28,042
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2022 with a weighted-average rate of 0.61%
Long-term Borrowing
Long-term borrowings	4,013	15,452
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2023 with a weighted-average rate of 1.35%
Long-term Borrowing
Long-term borrowings	9,330	7,119
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2024 with a weighted-average rate of 2.76%
Long-term Borrowing
Long-term borrowings	29,822	5,099
Federal Home Loan Bank of Pittsburgh | Loan maturing in 2025 with a rate of 4.91%
Long-term Borrowing
Long-term borrowings	$ 12,298	$ 372