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Investments - Other Investments (Details) - USD ($) $ in Millions |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 26, 2016 | Jan. 31, 2015 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | $ 66.4 | $ 12.1 |
Investment in the period |  |  | 1.4 | 64.9 |
Goodwill |  |  |  | (1.8) |
Proceeds from sale of equity method investments |  |  | 0.0 | (9.3) | $ 0.0
Unrealized gain/(loss) for the period |  |  | (0.7) | 0.5 |
Closing value of investment, ending balance |  |  | 67.1 | 66.4 | 12.1
MVI |  |  |  |  |
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | 0.5 | 0.5 |
Investment in the period |  | $ 0.8 | 0.2 | 0.1 |
Goodwill |  |  |  | 0.0 |
Proceeds from sale of equity method investments |  |  |  | 0.0 |
Unrealized gain/(loss) for the period |  |  | (0.2) | (0.1) |
Closing value of investment, ending balance |  |  | 0.5 | 0.5 | 0.5
Chaspark |  |  |  |  |
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | 0.0 | 8.4 |
Investment in the period |  |  | 0.0 | 0.0 |
Goodwill |  |  |  | 0.0 |
Proceeds from sale of equity method investments |  |  |  | (9.3) |
Unrealized gain/(loss) for the period |  |  | 0.0 | 0.9 |
Closing value of investment, ending balance |  |  | 0.0 | 0.0 | 8.4
Bene |  |  |  |  |
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | 2.9 | 3.2 |
Investment in the period | $ 3.3 |  | 1.2 | 0.0 |
Goodwill |  |  |  | 0.0 |
Proceeds from sale of equity method investments |  |  |  | 0.0 |
Unrealized gain/(loss) for the period |  |  | (0.9) | (0.3) |
Closing value of investment, ending balance |  |  | 3.2 | 2.9 | 3.2
Digital Re |  |  |  |  |
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | 0.5 | 0.0 |
Investment in the period |  |  | 0.0 | 2.3 |
Goodwill |  |  |  | (1.8) |
Proceeds from sale of equity method investments |  |  |  | 0.0 |
Unrealized gain/(loss) for the period |  |  | 0.4 | 0.0 |
Closing value of investment, ending balance |  |  | 0.9 | 0.5 | 0.0
Crop Re |  |  |  |  |
Equity Method Investment, Aggregate Cost [Roll Forward] |  |  |  |  |
Opening undistributed value of investment, beginning balance |  |  | 62.5 | 0.0 |
Investment in the period |  |  | 0.0 | 62.5 |
Goodwill |  |  |  | 0.0 |
Proceeds from sale of equity method investments |  |  |  | 0.0 |
Unrealized gain/(loss) for the period |  |  | 0.0 | 0.0 |
Closing value of investment, ending balance |  |  | $ 62.5 | $ 62.5 | $ 0.0

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- Definition This item represents the amount of unrealized intercompany profits and losses on transactions between the Entity and unconsolidated subsidiaries (including certain corporate joint ventures, and noncontrolled corporations), accounted for under the equity method of accounting, which have not been eliminated in preparing the Entity's financial statements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.3A-04) -URI http://asc.fasb.org/extlink&oid=27015204&loc=d3e355119-122828 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 35 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=114001220&loc=d3e32367-111569 + Details
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