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v3.19.1

Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - Fair Value Measured On A Recurring Basis - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financial Assets |  |  |
Investments in marketable securities |  | $ 36.4 | $ 119.3
Derivative financial instruments | [1] | 1.4 | 5.8
Financial Liabilities |  |  |
Contingent payment arrangements | [2] | 2.0 | 1.9
Affiliate equity repurchase obligations | [2] | 75.4 | 36.2
Derivative financial instruments | [2] | 0.0 | 1.4
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Financial Assets |  |  |
Investments in marketable securities |  | 36.4 | 119.3
Derivative financial instruments | [1] | 0.0 | 0.0
Financial Liabilities |  |  |
Contingent payment arrangements | [2] | 0.0 | 0.0
Affiliate equity repurchase obligations | [2] | 0.0 | 0.0
Derivative financial instruments | [2] | 0.0 | 0.0
Significant Other Observable Inputs (Level 2) |  |  |
Financial Assets |  |  |
Investments in marketable securities |  | 0.0 | 0.0
Derivative financial instruments | [1] | 1.4 | 5.8
Financial Liabilities |  |  |
Contingent payment arrangements | [2] | 0.0 | 0.0
Affiliate equity repurchase obligations | [2] | 0.0 | 0.0
Derivative financial instruments | [2] | 0.0 | 1.4
Significant Unobservable Inputs (Level 3) |  |  |
Financial Assets |  |  |
Investments in marketable securities |  | 0.0 | 0.0
Derivative financial instruments | [1] | 0.0 | 0.0
Financial Liabilities |  |  |
Contingent payment arrangements | [2] | 2.0 | 1.9
Affiliate equity repurchase obligations | [2] | 75.4 | 36.2
Derivative financial instruments | [2] | $ 0.0 | $ 0.0
[1] | Amounts are presented within Other assets.
[2] | Amounts are presented within Other liabilities.

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