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Employee Share-Based Incentive Compensation Plans - Narrative (Details) $ in Millions	3 Months Ended		36 Months Ended
	Mar. 31, 2025 USD ($) shares	Mar. 31, 2024 USD ($) shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) shares
Share-based compensation arrangement by share-based payment award
New grants (in shares)	10,645	10,405
Performance Share
Share-based compensation arrangement by share-based payment award
Vesting period	3 years
Performance cycle period	3 years
New grants (in shares)			30	100
Additional compensation cost that would be recognized if all outstanding performance shares vested \| $	$ 37.0
Performance Share \| Range Of Performance Cycle Previous Year
Share-based compensation arrangement by share-based payment award
Targeted performance goal (as a percent)	11.50%
Payout maximum growth target percentage	200.00%
Performance Share \| Minimum
Share-based compensation arrangement by share-based payment award
Share-based compensation arrangement by share-based payment award, multiplier	0
Performance Share \| Minimum \| Range Of Performance Cycle Previous Year
Share-based compensation arrangement by share-based payment award
Payout range for growth target percentage	6.00%
Performance Share \| Maximum
Share-based compensation arrangement by share-based payment award
Share-based compensation arrangement by share-based payment award, multiplier	2
Performance Share \| Maximum \| Range Of Performance Cycle Previous Year
Share-based compensation arrangement by share-based payment award
Payout range for growth target percentage	17.00%
Restricted Stock
Share-based compensation arrangement by share-based payment award
Vesting period	34 months
Additional compensation cost that would be recognized if all outstanding performance shares vested \| $	$ 35.6	$ 31.3	$ 19.9	$ 16.2
Issued (in shares)	10,645	10,405