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Income Taxes - Tax Effects of Temporary Differences Representing Deferred Tax Assets/Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Deferred tax assets: |  |
Loss reserves and accruals | $ 42.8 | $ 41.8
Interest rate swaps | 1.3 | 0.0
U.S. state net operating loss (“NOL”) carryforwards | 38.2 | 17.9
Depreciation expense | 0.0 | 0.4
Foreign NOL carryforwards | 37.6 | 37.6
Operating lease liabilities | 55.5 |
Other | 1.5 | 0.1
Deferred tax assets | 176.9 | 97.8
Valuation allowance on deferred tax assets | (69.7) | (52.3)
Net deferred tax assets | 107.2 | 45.6
Deferred tax liabilities: |  |
Goodwill and intangible franchise rights | (135.1) | (123.7)
Depreciation expense | (68.0) | (50.2)
Interest rate swaps | 0.0 | (2.8)
Operating lease ROU assets | (45.4) |
Other | 0.0 | (0.1)
Deferred tax liabilities | (248.5) | (176.7)
Net deferred tax liability | $ (141.3) | $ (131.1)

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