XML 57 R46.htm IDEA: XBRL DOCUMENT v3.20.2
INVESTMENT SECURITIES - Proceeds from Sales of AFS Securities and Gross Gains and Gross Losses (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Investments, Debt and Equity Securities [Abstract]          
Proceeds from sale of investment securities $ 0 $ 114,372 $ 0 $ 173,836  
Gross gains 9 2,109 0 2,628  
Gross losses 0 45 31 225  
Debt Securities, Available-for-sale [Line Items]          
Gain on investments   $ 2,100   $ 2,400  
Collateral Pledged          
Debt Securities, Available-for-sale [Line Items]          
AFS securities pledged to secure public funds, fair value $ 428,100   $ 428,100   $ 158,700