Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Securities Repurchase Program
Aggregate purchase price (in millions)		$ 8.3	$ 42.8	$ 142.3
Securities Repurchase Program
Securities Repurchase Program
Shares repurchased or acquired (in shares)	0	46,037	170,000	796,716
Aggregate purchase price (in millions)	$ 0.0	$ 7.8	$ 26.3	$ 119.0
Average purchase price per share (in dollars per share)	$ 0	$ 168.04	$ 154.83	$ 149.33
Remaining amount authorized to be repurchased	$ 221.2		$ 221.2
Acquired Employee Equity Awards
Securities Repurchase Program
Shares repurchased or acquired (in shares)	0	2,813	95,104	137,406
Aggregate purchase price (in millions)	$ 0.0	$ 0.5	$ 16.2	$ 22.6
Average purchase price per share (in dollars per share)	$ 0	$ 186.58	$ 170.42	$ 164.62