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v3.3.0.814

Segment Information, Textuals (Details) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) productionfacilities | Sep. 30, 2014 USD ($) | Dec. 31, 2014
Segment Reporting Information |  |  |  |  |
Unrealized gains (losses) on derivatives |  |  | $ (7.7) | $ 3.6 |
Net periodic postretirement benefit cost relating to Salaried VEBA | $ 0.6 | $ (6.0) | 1.8 | (17.7) |
Fabricated Products |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Unrealized gains (losses) on derivatives | $ (1.7) | $ (3.5) | $ (7.7) | $ 0.0 |
United States |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Number of production facilities | productionfacilities |  |  | 11 |  |
Canada |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Number of production facilities | productionfacilities |  |  | 1 |  |
Customer Concentration Risk | Largest Customer | Sales Revenue, Net | Fabricated Products |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Concentration Risk, Percentage | 25.00% | 25.00% | 25.00% | 26.00% |
Customer Concentration Risk | Largest Customer | Accounts Receivable |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Concentration Risk, Percentage |  |  | 17.00% |  | 10.00%
Customer Concentration Risk | Second Largest Customer | Accounts Receivable |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 12.00%
VEBAs |  |  |  |  |
Segment Reporting Information |  |  |  |  |
Net periodic postretirement benefit cost relating to Salaried VEBA | $ 0.6 | $ (6.0) | $ 1.8 | $ (17.7) |
Pre-tax loss on settlement of Union VEBA | $ (2.9) | $ 0.0 | $ 490.9 | $ 0.0 |

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