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Investments (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Investments |  |
Investments | $ 169.7 | $ 203.1
Unrealized gains losses on available-for-sale investments |  |
Change in the fair value of equity investments | (21.4) | 44.5
Deferred tax recovery (expense) in other comprehensive income | 3.0 | (6.1)
Change in the fair value of equity investments, net of tax | (18.4) | 38.4
Reclassification for realized change in market value recognized in net income, net of tax |  | 2.4
Change in market value of available-for-sale investments | (18.4) | 40.8
Equity investments |  |
Investments |  |
Investments | 136.7 | 172.2
Warrants |  |
Investments |  |
Investments | 0.7 | 0.8
Loan receivable |  |
Investments |  |
Investments | $ 32.3 | $ 30.1

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