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Investments - Investments in Equity Securities (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2022 USD ($)
Equity Securities |
Beginning balance | $ 77.8
New investments | 3.4
Decrease in fair value of investments in equity securities | (12.2)
Foreign currency translation adjustments and other | (2.8)
Ending balance | 66.2
Investment in Equity Securities Level 1 |
Equity Securities |
Beginning balance | 31.3
New investments | 0.0
Decrease in fair value of investments in equity securities | (11.9)
Foreign currency translation adjustments and other | (2.4)
Ending balance | 17.0
Investment in Equity Securities, Level 2 |
Equity Securities |
Beginning balance | 6.2
New investments | 0.0
Decrease in fair value of investments in equity securities | (0.3)
Foreign currency translation adjustments and other | 0.0
Ending balance | 5.9
Investments in Equity Securities, All Others |
Equity Securities |
Beginning balance | 40.3
New investments | 3.4
Decrease in fair value of investments in equity securities | 0.0
Foreign currency translation adjustments and other | (0.4)
Ending balance | $ 43.3

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