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Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Valuation Allowance [Line Items] |  |
Document Fiscal Year Focus | 2016 |
Deferred tax assets, valuation allowance, judgment regarding the realizability of the beginning of the year deferred tax asset | $ 161.3 | $ 127.4
Deferred tax assets: |  |
Accrued compensation, principally post-retirement and other employee benefits | 19.0 | 16.2
Accrued expenses, principally for state income taxes, interest and warranty | 6.5 | 5.0
Net operating loss and other carryforwards | 148.2 | 123.4
Inventories, principally due to reserves for financial reporting purposes and capitalization for tax purposes | 7.5 | 6.8
Deferred Tax Assets, Hedging Transactions | 14.6 | 0.0
Plant and equipment, principally due to differences in depreciation | 4.4 | 6.5
Total gross deferred tax assets | 200.2 | 157.9
Valuation allowance | (161.3) | (127.4)
Total deferred tax assets | 38.9 | 30.5
Deferred tax liabilities: |  |
Intangible assets, principally due to different tax and financial reporting bases and amortization lives | (27.3) | (30.1)
Deferred Tax Liabilities, Deferred Expense, Debt Issuance Costs | (11.6) | 0.0
Other liabilities | (6.7) | (2.5)
Total gross deferred tax liabilities | (45.6) | (32.6)
Net deferred tax liability | (6.7) | (2.1)
Classified as follows in the consolidated balance sheets: |  |
Other assets and deferred charges (non-current deferred tax assets) (1) | 15.0 | 16.3
Deferred income taxes (non-current deferred tax liabilities) (1) | (21.7) | (18.4)
Net deferred tax liability | (6.7) | $ (2.1)
United Kingdom |  |
Valuation Allowance [Line Items] |  |
Deferred tax assets, valuation allowance, judgment regarding the realizability of the beginning of the year deferred tax asset | $ 1.6 |

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