XML 77 R64.htm IDEA: XBRL DOCUMENT v3.21.2
BORROWED FUNDS - Short-term borrowings (Details) - USD ($)
Sep. 30, 2021
Dec. 31, 2020
BORROWED FUNDS AND SUBORDINATED DEBT    
Short-term borrowings $ 1,875,000 $ 20,022,000
FHLB-Pittsburgh borrowings    
BORROWED FUNDS AND SUBORDINATED DEBT    
Short-term borrowings 0 18,066,000
Customer repurchase agreements    
BORROWED FUNDS AND SUBORDINATED DEBT    
Short-term borrowings $ 1,875,000 $ 1,956,000