Shareholders' Equity - RSU Activity (Details) - Unvested restricted stock units - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restricted stock, Shares Subject to Restriction
Outstanding at the beginning of the period (in shares)		702,047
Granted (in shares)		453,762
Vested (in shares)	[1]	(271,477)
Forfeited (in shares)		(31,094)
Outstanding at the end of the period (in shares)		853,238	702,047
Restricted stock, Weighted Average Grant Date Fair Value
Outstanding at the beginning of the period (in dollars per share)		$ 64.68
Granted (in dollars per share)		63.61
Vested (in dollars per share)	[1]	62.21
Forfeited (in dollars per share)		65.59
Outstanding at the end of the period (in dollars per share)		$ 64.91	$ 64.68
Additional share-based compensation disclosures
Total fair value of shares vested		$ 16.9	$ 17.8	$ 17.7

[1] The total fair value of restricted stock vested for the years ended December 31, 2024, 2023 and 2022 was $16.9 million, $17.8 million and $17.7 million, respectively.