Debt (Long-term Debt) (Details) - Senior Notes $ in Millions	Jun. 30, 2023 USD ($)
Note 4.800%, Green Bonds
Debt Instrument [Line Items]
Interest rate (percent)	4.80%
Carrying amount	$ 600.0
Eurobonds 4.000%, Green Bonds
Debt Instrument [Line Items]
Interest rate (percent)	4.00%
Carrying amount	$ 763.6
Green Bonds
Debt Instrument [Line Items]
Carrying amount	$ 1,363.6