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Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Non-cash transactions: |  |  |  |
Capital expenditures included in current liabilities |  | $ 152.0 | $ 173.0 | $ 125.3
Assets acquired under a capital lease |  | 54.6 | 11.5 | 4.0
Reclassification of Other Property to Regulatory Assets | [1] | 245.3 | 0.0 | 0.0
Assets recorded for asset retirement obligations | [2] | 78.1 | 11.4 | 6.9
Schedule of interest and income taxes paid: |  |  |  |
Cash paid for interest, net of interest capitalized amounts |  | 354.2 | 339.9 | 337.8
Cash paid for income taxes, net of refunds |  | $ 3.3 | $ 5.5 | $ 8.0
[1] | See Note 8 "Regulatory Matters" for additional information.
[2] | See Note 7 "Asset Retirement Obligations" for additional information.

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