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ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Dec. 31, 2013
Accounting Policies [Abstract] |
Other Operating Income | Included in other operating income were the following:
| Years Ended December 31,
| 2013 |  | 2012 |  | 2011
| ($ in millions)
(Losses) gains on disposition of property, plant and equipment, net | $ | (1.1 | ) |  | $ | 2.1 |  |  | $ | 1.4 |
Amortization of 2007 gain on intangible asset sale (recognized through 2012) | — |  |  | 0.3 |  |  | 1.2 |
Gains on sale of land | — |  |  | — |  |  | 0.3 |
Gains on dispositions of former manufacturing facilities | 1.5 |  |  | — |  |  | 3.7 |
Gains on insurance recoveries | — |  |  | 4.9 |  |  | 1.9 |
Other | 0.3 |  |  | 0.3 |  |  | 0.3 |
Other operating income | $ | 0.7 |  |  | $ | 7.6 |  |  | $ | 8.8 |
Asset retirement obligation activity | The activity of our asset retirement obligation was as follows:
| December 31,
| 2013 |  | 2012
| ($ in millions)
Beginning balance | $ | 67.8 |  |  | $ | 67.9 |
Accretion | 3.3 |  |  | 4.8 |
Spending | (11.3 | ) |  | (8.0 | )
Currency translation adjustments | (0.6 | ) |  | 0.2 |
KA Steel acquisition | — |  |  | 0.4 |
Adjustments | 1.6 |  |  | 2.5 |
Ending balance | $ | 60.8 |  |  | $ | 67.8 |
Schedule of Goodwill | Changes in the carrying value of goodwill were as follows:
|  | Chlor Alkali Products |  | Chemical Distribution |  | Total
|  | ($ in millions)
Balance at January 1, 2012 |  | $ | 627.4 |  |  | $ | — |  |  | $ | 627.4 |
Acquisition activity |  | — |  |  | 119.7 |  |  | 119.7 |
Balance at December 31, 2012 |  | 627.4 |  |  | 119.7 |  |  | 747.1 |
Acquisition activity |  | — |  |  | — |  |  | — |
Balance at December 31, 2013 |  | $ | 627.4 |  |  | $ | 119.7 |  |  | $ | 747.1 |
Other Assets | Included in other assets were the following:
| December 31,
| 2013 |  | 2012
| ($ in millions)
Investments in non-consolidated affiliates | $ | 21.6 |  |  | $ | 29.3 |
Intangible assets (less accumulated amortization of $28.0 million and $13.4 million, respectively) | 138.1 |  |  | 152.7 |
Deferred debt issuance costs | 14.4 |  |  | 17.5 |
Interest rate swaps | 5.9 |  |  | 8.3 |
Other | 33.1 |  |  | 16.3 |
Other assets | $ | 213.1 |  |  | $ | 224.1 |
Schedule of Intangible Assets by Major Class | Intangible assets consisted of the following:
|  |  | December 31,
|  |  | 2013 |  | 2012
| Useful Lives |  | Gross Amount |  | Accumulated Amortization |  | Net |  | Gross Amount |  | Accumulated Amortization |  | Net
|  |  | ($ in millions)
Customers, customer contracts and relationships | (10-15 years) |  | $ | 152.9 |  |  | $ | (26.6 | ) |  | $ | 126.3 |  |  | $ | 152.9 |  |  | $ | (12.2 | ) |  | $ | 140.7 |
KA Steel trade name | (indefinite) |  | 10.9 |  |  | — |  |  | 10.9 |  |  | 10.9 |  |  | — |  |  | 10.9 |
Other | (4-10 years) |  | 2.3 |  |  | (1.4 | ) |  | 0.9 |  |  | 2.3 |  |  | (1.2 | ) |  | 1.1 |
Total intangible assets |  |  | $ | 166.1 |  |  | $ | (28.0 | ) |  | $ | 138.1 |  |  | $ | 166.1 |  |  | $ | (13.4 | ) |  | $ | 152.7 |
Schedule of assumptions for the Black-Scholes option pricing model | The fair value of each option granted, which typically vests ratably over three years, but not less than one year, was estimated on the date of grant, using the Black-Scholes option-pricing model with the following weighted-average assumptions:
| 2013 |  | 2012 |  | 2011
Dividend yield | 3.44 | % |  | 3.65 | % |  | 4.32 | %
Risk-free interest rate | 1.35 | % |  | 1.36 | % |  | 3.05 | %
Expected volatility | 43 | % |  | 43 | % |  | 42 | %
Expected life (years) | 7.0 |  |  | 7.0 |  |  | 7.0 |
Grant fair value (per option) | $ | 7.05 |  |  | $ | 6.55 |  |  | $ | 5.48 |
Exercise price | $ | 23.28 |  |  | $ | 21.92 |  |  | $ | 18.78 |
Shares granted | 621,000 |  |  | 480,250 |  |  | 575,000 |

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