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Deposits - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Deposits [Abstract]    
Time deposits with balances exceeded FDIC insurance limit of $250,000 $ 69.1 $ 91.3
Brokered deposits 20.2 40.2
Average compensating balances $ 1.9 $ 1.5