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Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Reclassification adjustments, before tax: |  |  |  |  |  |  |  |
Amortization of net actuarial (gain) loss, before tax | $ (0.5) | [1] | $ 0.3 | [1] | $ (1.4) | [1] | $ 1.0 | [1]
Amortization of prior service cost, before tax | 2.6 | [1] | 1.0 | [1] | 8.0 | [1] | 3.1 | [1]
Other comprehensive income relating to VEBAs, before tax | (2.1) |  | (1.3) |  | (6.6) |  | (4.1) |
Available for sale securities: |  |  |  |  |  |  |  |
Unrealized gain on available for sale securities, before tax | 0.2 |  | (0.4) |  | (0.1) |  | (0.9) |
Reclassification adjustments, before tax: |  |  |  |  |  |  |  |
Reclassification of unrealized gain upon sale of available for sale securities, before tax | 0 | [2] | (0.2) | [2] | (0.2) | [2] | (0.8) | [2]
Other comprehensive income (loss) relating to available for sale securities | (0.2) |  | 0.2 |  | (0.1) |  | 0.1 |
Foreign currency translation adjustment, before tax | (0.1) |  | 0.3 |  | (0.2) |  | (0.5) |
Other comprehensive income, before tax | 2.0 |  | 1.2 |  | 6.7 |  | 4.7 |
Reclassification adjustments, income tax (expense) benefit: |  |  |  |  |  |  |  |
Amortization of net actuarial (gain) loss, income tax (expense) benefit | 0.2 | [1],[3] | (0.2) | [1],[3] | 0.5 | [1],[3] | (0.4) | [1],[3]
Amortization of prior service cost, income tax (expense) benefit | (1.0) | [1],[3] | (0.4) | [1],[3] | (3.0) | [1],[3] | (1.2) | [1],[3]
Other comprehensive income relating to VEBAs, income tax (expense) benefit | (0.8) |  | (0.6) |  | (2.5) |  | (1.6) |
Available for sale securities: |  |  |  |  |  |  |  |
Unrealized gain on available for sale securities, Income tax (expense) benefit |  |  | (0.1) |  | 0 | [3] | (0.3) | [3]
Reclassification adjustments, income tax (expense) benefit: |  |  |  |  |  |  |  |
Reclassification of unrealized gain upon sale of available for sale securities, income tax (expense) benefit |  |  | 0.1 | [2],[3] | 0.1 | [2],[3] | 0.3 | [2],[3]
Other comprehensive income (loss) relating to available for sale securities, income tax (expense) benefit | 0.1 | [3] | 0 |  | 0.1 |  | 0 |
Foreign currency translation adjustment, income tax (expense) benefit | 0 | [3] | 0 | [3] | 0 | [3] | 0 | [3]
Other comprehensive income, Income tax (expense) benefit | (0.7) | [3] | (0.6) | [3] | (2.4) | [3] | (1.6) | [3]
Reclassification adjustments, net of tax: |  |  |  |  |  |  |  |
Amortization of net actuarial (gain) loss, net of tax | (0.3) | [1] | 0.1 | [1] | (0.9) | [1] | 0.6 | [1]
Amortization of prior service cost, net of tax | 1.6 | [1] | 0.6 | [1] | 5.0 | [1] | 1.9 | [1]
Other comprehensive income relating to VEBAs, net of tax | 1.3 |  | 0.7 |  | 4.1 |  | 2.5 |
Available for sale securities: |  |  |  |  |  |  |  |
Unrealized gain on available for sale securities, net of tax |  |  | 0.3 |  | 0.1 |  | 0.6 |
Reclassification adjustments, net of tax: |  |  |  |  |  |  |  |
Reclassification of unrealized gain upon sale of available for sale securities, net of tax |  |  | (0.1) | [2] | (0.1) | [2] | (0.5) | [2]
Other comprehensive income (loss) relating to available for sale securities, net of tax | (0.1) |  | 0.2 |  | 0 |  | 0.1 |
Foreign currency translation adjustment, net of tax | 0.1 |  | (0.3) |  | 0.2 |  | 0.5 |
Other comprehensive income, net of tax | $ 1.3 |  | $ 0.6 |  | $ 4.3 |  | $ 3.1 |
[1] | Amounts reclassified out of Accumulated other comprehensive income relating to VEBA adjustments were included as a component of Net periodic pension benefit income relating to VEBAs.
[2] | Amounts reclassified out of Accumulated other comprehensive income relating to sales of available for sale securities were included as a component of Other income (expense), net. The Company uses the specific identification method to determine the amount reclassified out of accumulated other comprehensive income.
[3] | Income tax amounts reclassified out of Accumulated other comprehensive income relating to VEBA adjustments and sales of available for sale securities were included as a component of Income tax provision.

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