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Supplemental Disclosures | 12 Months Ended
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Dec. 31, 2014
SUPPLEMENTAL DISCLOSURES [Abstract] |
Supplemental Disclosures | Supplemental Disclosures Analysis of Allowances for Doubtful Accounts: ($ in millions)
| For the Years Ended December 31,
| 2014 |  | 2013 |  | 2012
Allowance for doubtful accounts |  |  |  |  |
Beginning balance | $ | 0.4 |  |  | $ | 0.7 |  |  | $ | 0.7 |
Bad debt expense | 0.3 |  |  | — |  |  | 0.1 |
Write-offs and discounts | (0.4 | ) |  | (0.2 | ) |  | (0.1 | )
Currency translation | — |  |  | (0.1 | ) |  | — |
Ending balance | $ | 0.3 |  |  | $ | 0.4 |  |  | $ | 0.7 |
Supplemental Cash Flow Information ($ in millions)
| For the Years Ended December 31,
| 2014 |  | 2013 |  | 2012
Interest paid | $ | 6.0 |  |  | $ | 2.5 |  |  | $ | 2.6 |
Income taxes paid | 17.6 |  |  | 69.8 |  |  | 33.7 |
| At December 31,
| 2014 |  | 2013 |  | 2012
Capital spending in accounts payable and accrued liabilities | 2.5 |  |  | 3.6 |  |  | 4.3 |

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