XML 79 R69.htm IDEA: XBRL DOCUMENT v3.21.2
Derivative Financial Instruments - Carrying Amount and Adjustment (Details) - USD ($)
$ in Thousands
6 Months Ended 9 Months Ended
Jun. 30, 2021
Sep. 30, 2021
Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Amortized cost   $ 635,978 $ 497,004
Derivatives designated as hedging instruments      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Amortized cost   50,000 88,200
Securities available-for-sale | Derivatives designated as hedging instruments      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Carrying amount of the hedged assets   76,526 $ 124,210
Cumulative amount of fair value hedging adjustment included in the carrying amount of the hedged assets $ 6,064 $ 2,606