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PENSION PLANS AND RETIREMENT BENEFITS (Details Textuals) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2014
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Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
|
| Compensation and Retirement Disclosure [Abstract] | ||||
| Contribution to an individual retirement account as a percentage of employee's eligible compensation under age 45 (in hundredths) | 5.00% | 5.00% | ||
| Contribution to an individual retirement account as a percentage of employee's eligible compensation age 45 and older (in hundredths) | 7.50% | 7.50% | ||
| Defined contribution pension plans expense | $ 4.2 | $ 4.0 | $ 12.6 | $ 11.8 |
| Employer's contribution to defined benefit pension | 0.6 | 0.7 | ||
| KA Steel Multi-Employer Withdrawal Liability | $ 9.0 | $ 9.0 | ||