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Income Taxes - Tax Reconciliation (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Before tax |  |  |  |
Income before income taxes | $ 53.0 | $ 38.5 | $ 87.0 | $ 61.4
Separation costs | 0.2 | 4.7 | 0.5 | 11.1
Restructuring & other (income) charges | 1.1 | 1.0 | 3.4 | 5.6
Results of legal entities with full valuation allowances | (0.3) | (0.9) | 1.5 | 2.8
Total discrete items | 1.0 | 4.8 | 5.4 | 19.5
Consolidated and combined operations, before discrete items | 54.0 | 43.3 | 92.4 | 80.9
Tax |  |  |  |
Tax | 17.2 | 12.6 | 28.2 | 23.8
Separation costs, tax | 0.1 | 1.3 | 0.2 | 2.3
Restructuring & other (income) charges, tax |  | 0.2 | 0.6 | 1.1
Other tax only discrete items | (0.6) | (0.1) | (0.4) | (0.2)
Total discrete items, tax | (0.5) | 1.4 | 0.4 | 3.2
Combined operations, before discrete items, tax | $ 16.7 | $ 14.0 | $ 28.6 | $ 27.0
Effective tax rate | 32.50% | 32.70% | 32.40% | 38.80%
EAETR | 30.90% | 32.30% | 31.00% | 33.40%
Projected decrease in income (as a percent) |  |  | 70.00% |

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