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RESTRUCTURING CHARGES (Tables) | 3 Months Ended
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Mar. 31, 2017
Restructuring and Related Activities [Abstract] |
Schedule of Restructuring Reserve by Type of Cost | The following table summarizes the 2017 and 2016 activities by major component of these restructuring actions and the remaining balances of accrued restructuring costs as of March 31, 2017 and 2016:
|  | Employee severance and job related benefits |  | Lease and other contract termination costs |  | Employee relocation costs |  | Facility exit costs |  | Write-off of equipment and facility |  | Total
|  | ($ in millions)
Balance at January 1, 2016 | $ | 4.6 |  |  | $ | 2.1 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 6.7 |
| Restructuring charges | 3.9 |  |  | 9.2 |  |  | 0.2 |  |  | 2.9 |  |  | 76.6 |  |  | 92.8 |
| Amounts utilized | (1.7 | ) |  | (0.1 | ) |  | (0.2 | ) |  | (0.6 | ) |  | (76.6 | ) |  | (79.2 | )
| Currency translation adjustments | 0.1 |  |  | 0.1 |  |  | — |  |  | — |  |  | — |  |  | 0.2 |
Balance at March 31, 2016 | $ | 6.9 |  |  | $ | 11.3 |  |  | $ | — |  |  | $ | 2.3 |  |  | $ | — |  |  | $ | 20.5 |
Balance at January 1, 2017 | $ | 3.4 |  |  | $ | 7.5 |  |  | $ | — |  |  | $ | 1.8 |  |  | $ | — |  |  | $ | 12.7 |
| Restructuring charges | — |  |  | 5.7 |  |  | 0.2 |  |  | 2.3 |  |  | — |  |  | 8.2 |
| Amounts utilized | (0.5 | ) |  | (1.7 | ) |  | (0.2 | ) |  | (4.1 | ) |  | — |  |  | (6.5 | )
Balance at March 31, 2017 | $ | 2.9 |  |  | $ | 11.5 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 14.4 |
Restructuring and Related Costs | The following table summarizes the cumulative restructuring charges of these 2016, 2014 and 2010 restructuring actions by major component through March 31, 2017:
|  | Chlor Alkali Products and Vinyls |  | Winchester |  | Total
|  | Becancour |  | Capacity Reductions |  |
|  | ($ in millions)
Write-off of equipment and facility |  | $ | 3.5 |  |  | $ | 76.6 |  |  | $ | — |  |  | $ | 80.1 |
Employee severance and job related benefits |  | 2.7 |  |  | 5.1 |  |  | 13.1 |  |  | 20.9 |
Facility exit costs |  | 2.0 |  |  | 16.3 |  |  | 2.3 |  |  | 20.6 |
Pension and other postretirement benefits curtailment |  | — |  |  | — |  |  | 4.1 |  |  | 4.1 |
Employee relocation costs |  | — |  |  | 1.6 |  |  | 6.0 |  |  | 7.6 |
Lease and other contract termination costs |  | 5.3 |  |  | 19.2 |  |  | — |  |  | 24.5 |
Total cumulative restructuring charges |  | $ | 13.5 |  |  | $ | 118.8 |  |  | $ | 25.5 |  |  | $ | 157.8 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 + Details
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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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