LONG-TERM BORROWINGS - Narrative (Details) - Revolving line of credit with the FHLB $ in Thousands	Dec. 31, 2023 USD ($)
Jersey Shore State Bank
LONG-TERM BORROWINGS
Remaining borrowing capacity	$ 274,524
Outstanding letters of credit	200
Luzerne National Bank Corporation
LONG-TERM BORROWINGS
Remaining borrowing capacity	188,554
Outstanding letters of credit	$ 0