Credit Facilities and Commercial Paper Programs - Commercial Paper Programs (Details) € in Millions, £ in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2026 USD ($)	Mar. 31, 2025	Mar. 31, 2026 EUR (€)	Mar. 31, 2026 GBP (£)	Dec. 31, 2025 USD ($)	Dec. 31, 2025 EUR (€)
Credit facility
Revolving credit facilities and commercial paper	$ 414.9				$ 516.8
Commercial paper
Credit facility
Weighted average borrowing rate during the period (as a percent)	2.70%	3.30%
U.S. Dollar-Denominated Unsecured Commercial Paper Program
Credit facility
Maximum aggregate capacity of commercial paper program	$ 1,500.0
Revolving credit facilities and commercial paper	96.0				$ 39.0
Euro-Denominated Unsecured Commercial Paper Program
Credit facility
Maximum aggregate capacity of commercial paper program	$ 1,500.0
Revolving credit facilities and commercial paper | €			€ 260.0			€ 407.0
GBP Denominated Unsecured Commercial Paper Program
Credit facility
Revolving credit facilities and commercial paper | £				£ 15.0