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Investments in and Advances to Nonconsolidated Affiliates - Schedule of Other Long-term Assets (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Equity method investments: |  |
Capital contributions | $ 0.8 | $ 0.9
Cumulative share of income | 68.5 | 68.7
Cumulative share of distributions | (66.9) | (66.1)
Equity method investments | 2.4 | 3.5
Measurement alternative investments: |  |
Capital contributions, net of distributions and impairments | 1.6 | 2.0
Total investments in and advances to nonconsolidated affiliates | $ 4.0 | $ 5.5

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