Income Taxes - Income Taxes Paid (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Contingency [Line Items]
U.S. federal taxes	$ 11.1	$ 12.6	$ 22.9
Total income taxes paid	30.7	34.3	42.7
California
Income Tax Contingency [Line Items]
State and local taxes	1.6	2.3	0.0
New York
Income Tax Contingency [Line Items]
State and local taxes	0.0	0.4	2.0
New York City
Income Tax Contingency [Line Items]
State and local taxes	0.0	0.0	2.3
Pennsylvania
Income Tax Contingency [Line Items]
State and local taxes	(0.5)	0.2	0.6
Other States
Income Tax Contingency [Line Items]
State and local taxes	0.8	0.6	1.4
United Kingdom
Income Tax Contingency [Line Items]
Foreign taxes	16.5	15.1	11.6
Other foreign
Income Tax Contingency [Line Items]
Foreign taxes	$ 1.2	$ 3.1	$ 1.9