Shareholders' Equity (Narrative) (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended
Mar. 31, 2024	Dec. 31, 2023
Equity Additional Information [Table] [Line Items]
Trust preferred securities included in Tier 1 Capital	$ 22.0	$ 22.0
2024 Stock Repurchase Program
Equity Additional Information [Table] [Line Items]
Authorized amount (in shares)	850
Authorized amount (as a percentage of total outstanding common stock)	5.00%

Face (par) amount of debt instrument at time of issuance.

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