Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVES (Narrative) (Details)

v3.22.1
DERIVATIVES (Narrative) (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Derivatives, Fair Value [Line Items]    
Carrying Amount of Hedged Asset/(Liabilities) $ 50,000,000 $ 50,000,000
Cash Flow Hedging    
Derivatives, Fair Value [Line Items]    
Derivative, amount 500,000,000 500,000,000
Fair Value Hedging    
Derivatives, Fair Value [Line Items]    
Aggregate notional amount of the hedged items 87,400,000 88,600,000
Loans    
Derivatives, Fair Value [Line Items]    
Carrying Amount of Hedged Asset/(Liabilities) 87,410,000 88,606,000
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Asset/(Liabilities) (4,369,000) 546,000
Loans | Fair Value Hedging    
Derivatives, Fair Value [Line Items]    
Fair value of aggregate notional amount of the hedged items, unrealized gain (loss) 4,300,000 (620,000)
Available-for-sale Securities    
Derivatives, Fair Value [Line Items]    
Fair value of aggregate notional amount of the hedged items, unrealized gain (loss) 1,200,000 4,100,000
Carrying Amount of Hedged Asset/(Liabilities) 105,162,000 112,562,000
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Asset/(Liabilities) 1,154,000 4,051,000
Available-for-sale Securities | Fair Value Hedging    
Derivatives, Fair Value [Line Items]    
Aggregate notional amount of the hedged items 50,000,000.0 50,000,000.0
Fair value of aggregate notional amount of the hedged items, unrealized gain (loss) $ 1,200,000 $ 4,100,000