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Statement of Cash Flows, Additional Cash Flow Elements (Statement) (Parenthetical) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]    
Transfer of securities from available-for-sale to held-to-maturity $ 331,230 $ 0
Transfer of unrealized loss on securities from available-for-sale to held-to-maturity $ (25,328) $ 0