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Other Income, Net (Tables) | 3 Months Ended
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Mar. 31, 2018
Other Income And Expenses [Abstract] |
Schedule of Components of Other Income |
| Three months ended March 31, |
| 2017 |  |  | 2018 |
| (In millions) |
Securities earnings: |  |  |  |  |  |  |
Dividends and interest | $ | 7.0 |  |  | $ | 8.3 |
Currency transactions, net |  | (.2 | ) |  |  | (5.0 | )
Insurance recoveries |  | .1 |  |  |  | .2 |
Infrastructure reimbursement |  | .2 |  |  |  | 3.8 |
Gain on land sales |  | — |  |  |  | 12.5 |
Other, net |  | .7 |  |  |  | .6 |
Total | $ | 7.6 |  |  | $ | 20.4 |

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