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Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | $ 36.4 | $ 88.2 |
Increase Decrease in Capital Expenditures Incurred But Not Yet Paid | (29.8) | 63.2 | $ (96.8)
Cash paid (received) during the period for: |  |  |
Interest | 232.8 | 231.3 | 196.0
Less amount capitalized | 33.3 | 28.5 | 22.1
Cash interest, net | 199.5 | 202.8 | 173.9
Income taxes | 6.2 | 46.5 | (34.2)
Dividends payable |  | 20.0 | 11.8
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | 36.4 | 88.2 |
Depreciation | 846.4 | 877.6 | 878.2
Amortization of Intangible Assets | $ 1.2 | $ 5.1 | $ 5.7
Gulf Sulphur Services |  |  |
Cash paid (received) during the period for: |  |  |
Equity method investment, ownership percentage | 50.00% |  |

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