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Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Apr. 19, 2021
Non-cash transactions: |  |  |  |
Capital expenditures included in current liabilities | $ 245.7 | $ 170.4 | $ 223.6 |
Assets acquired under a finance lease |  | 59.3 | 26.4 |
Assets acquired under an operating lease |  | 10.9 | 13.4 |
Reclassification of other property to regulatory assets | 607.6 | 0.0 | 0.0 |
Assets recorded for asset retirement obligations | 12.0 | 91.5 | 54.6 |
Obligation to the Developer | 277.5 | 69.7 | 0.0 |
Purchase Contract Liability | 129.4 | 0.0 | 0.0 | $ 168.8
Schedule of interest and income taxes paid: |  |  |  |
Cash paid for interest on long-term debt, net of interest capitalized amounts | 322.4 | 349.0 | 349.7 |
Cash paid for interest on finance leases | 9.4 | 11.1 | 11.3 |
Cash paid for income taxes, net of refunds(5) | $ 5.4 | $ (1.0) | $ 10.8 |

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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4313-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586 + Details
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