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Investments in and Advances to Nonconsolidated Affiliates - Schedule of Other Long-term Assets (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Equity method investments: |  |
Capital contributions | $ 0.9 | $ 0.9
Cumulative share of income | 68.1 | 114.0
Cumulative share of distributions | (63.6) | (102.7)
Equity method investments | 5.4 | 12.2
Cost method investments: |  |
Capital contributions, net of distributions and impairments | 2.0 | 0.0
Total investments in and advances to nonconsolidated affiliates | $ 7.4 | $ 12.2

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