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Retirement and Share-based Compensation Plans (Compensation Expense Recognized For Employees and Directors) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
ESOP, compensation expense	$ 5,438	$ 4,152	$ 3,377
Compensation expense	45,903	19,659	27,525
Employee Incentive Plans
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	39,234	14,454	22,886
Director Equity Plans
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 1,231	$ 1,053	$ 1,262

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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The amount of plan compensation cost recognized during the period.

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