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RESTRUCTURING CHARGE (Details Textuals) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | 47 Months Ended | 3 Months Ended | 9 Months Ended | 47 Months Ended | 3 Months Ended | 9 Months Ended | 47 Months Ended | 9 Months Ended | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2014
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Jun. 30, 2014
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Mar. 31, 2014
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2014
Chlor Alkali Products Segment
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Sep. 30, 2013
Chlor Alkali Products Segment
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Sep. 30, 2014
Chlor Alkali Products Segment
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Sep. 30, 2013
Chlor Alkali Products Segment
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Sep. 30, 2014
Chlor Alkali Products Segment
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Dec. 09, 2010
Chlor Alkali Products Segment
T
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Sep. 30, 2014
Winchester Segment
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Sep. 30, 2013
Winchester Segment
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Sep. 30, 2014
Winchester Segment
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Sep. 30, 2013
Winchester Segment
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Sep. 30, 2014
Winchester Segment
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Dec. 31, 2011
Winchester Segment
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Sep. 30, 2014
Winchester Segment
Minimum
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Sep. 30, 2014
Winchester Segment
Maximum
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| Restructuring Cost and Reserve [Line Items] | |||||||||||||||||||||||||
| Previous mercury cell capacity tonnage at Charleston, TN facility (in tons) | 260,000 | ||||||||||||||||||||||||
| Membrane capacity tonnage capability at Charleston, TN facility (in tons) | 200,000 | ||||||||||||||||||||||||
| Percentage reduction of electricity usage per ECU produced (in hundredths) | 25.00% | 25.00% | 25.00% | ||||||||||||||||||||||
| Product Segment Production Capacity Decrease | 160,000 | ||||||||||||||||||||||||
| Restructuring charges (credits) | $ 1.2 | $ 2.3 | $ 1.0 | $ 1.6 | $ 0.2 | $ 2.3 | $ 4.5 | $ 4.1 | $ 63.4 | $ 0.7 | $ 1.3 | $ 3.0 | $ 2.7 | $ 39.8 | $ 0.5 | $ 0.3 | $ 1.5 | $ 1.4 | $ 23.6 | ||||||
| Restructuring And Related Cost Expected Cost | 1 | 3 | |||||||||||||||||||||||
| Forecast annual reduction of Winchester's annual operating costs | 35 | 40 | |||||||||||||||||||||||
| Estimated five-year project cost for Winchester relocation | 110 | 110 | 110 | ||||||||||||||||||||||
| Estimated capital spending for Winchester relocation | 80 | 80 | 80 | ||||||||||||||||||||||
| Government Grants for Facility Relocation Capital Spending | 31 | ||||||||||||||||||||||||
| Inception to date Amounts Utilized (cash) | 24.6 | ||||||||||||||||||||||||
| Inception to date Amounts Utilized (non-cash) | 28.6 | ||||||||||||||||||||||||
| Accrued restructuring costs | $ 10.2 | $ 10.8 | $ 10.2 | $ 10.8 | $ 10.2 | $ 10.2 | $ 13.9 | ||||||||||||||||||