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Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2014 | Dec. 31, 2013
Statement of Financial Position [Abstract] |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax | $ 0.1 | $ (0.1) | [1] |
Allowance for doubtful accounts | $ 1.3 | $ 1.3 |  | $ 2.3
Common stock, par value (usd per share) | $ 1 | $ 1 |  | $ 1
Common stock, shares authorized (shares) | 90,000,000 | 90,000,000 |  | 90,000,000
Common stock, shares issued (shares) | 64,100,000 | 64,100,000 |  | 63,800,000
Treasury stock, shares (shares) | 1,500,000 | 1,500,000 |  | 1,000,000
[1] | The change in actuarial losses in the three and nine months ended September 30, 2014 includes $1.4 million and $4.1 million, respectively, of actuarial losses that have been included in the computation of net postretirement pension expense for the period

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