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Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Deferred Tax Assets |  |  |
Deferred compensation | $ 13.8 |  | $ 18.0
State net operating loss carryforwards | 15.9 |  | 18.2
Foreign loss carryforwards | 17.7 |  | 16.7
Tax benefit of uncertain tax positions | 27.4 |  | 10.9
Deferred income | 3.0 |  | 8.8
Lease liabilities | 12.3 |  |
Other | 2.6 |  | 5.1
Total deferred tax assets | 92.7 |  | 77.7
Valuation allowance | (16.9) |  | (24.1)
Deferred tax assets, net of valuation allowance | 75.8 |  | 53.6
Deferred Tax Liabilities |  |  |
Intangible asset amortization | (293.7) |  | (337.1)
Non-deductible intangible amortization | (110.9) |  | (141.0)
Junior convertible securities interest | (91.6) |  | (84.5)
Right-of-use assets | (10.3) |  |
Other | (4.1) |  | (2.6)
Total deferred tax liabilities | (510.6) |  | (565.2)
Deferred income tax liability (net) | (434.8) | [1] | $ (511.6)
Other Assets |  |  |
Deferred Tax Assets |  |  |
Foreign loss carryforwards | 17.7 |  |
Deferred Tax Liabilities |  |  |
Carryforwards valuation allowance | $ 2.3 |  |
[1] | he foreign loss carryforwards of $17.7 million, net of a $2.3 million valuation allowance, are presented in Other assets as they represent a net deferred tax asset position in a foreign jurisdiction.

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