XML 47 R37.htm IDEA: XBRL DOCUMENT v3.21.1
Securities Securities (Summary of Gross Realized Gains and Gross Realized Losses (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Investments, Debt and Equity Securities [Abstract]    
Proceeds from Sale of Debt Securities, Available-for-sale $ 0 $ 194,105
Gross Realized Gains from sales of debt securities available for sale 0 435
Gross Realized Losses from sales of debt securities available for sale 0 (186)
Other securities gains 0 0
Investment securities gain (loss), net $ 0 $ 249