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v3.20.1

Cash Flow Information - Non-cash Activities (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Supplemental Cash Flow Elements [Abstract] |  |  |
Increase (decrease) in accrual for capital expenditures | $ 0.7 |  | $ (4.1)
Operating leases, initial recognition | 0.1 | $ 4.3 |
Operating leases, modifications and remeasurements | 11.9 | 0.7 |
Finance leases, initial recognition | 10.0 | 0.0 |
Finance leases, modifications and remeasurements | $ (1.5) | $ 0.0 |

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