Business Acquisitions, Investments and Restructuring Charges (Investments) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
Schedule of Equity Method Investments [Line Items] | |||
Loss from unconsolidated equity method investment | $ 188.5 | $ 118.2 | $ 112.2 |
Purchase of equity interest in a previously held non-controlling interest | 32.0 | ||
Investment Tax Credit Carryforward | |||
Schedule of Equity Method Investments [Line Items] | |||
Increase (Decrease) in Income Taxes | 126.0 | 100.0 | $ 84.0 |
Certain Limited Liability Companies | |||
Schedule of Equity Method Investments [Line Items] | |||
Loss from unconsolidated equity method investment | 178.0 | 118.2 | |
Other Noncurrent Assets | |||
Schedule of Equity Method Investments [Line Items] | |||
Payments to acquire non-controlling interest in solar energy facility | $ 175.0 | $ 143.0 |