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Supplemental Cash Flow Information (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2012
Supplemental Cash Flow Elements [Abstract] |
Supplemental cash flow information |
| Quarter Ended
| March 31,
| 2012 |  | 2011
Supplemental disclosure of cash flow information: |  |  |
Interest paid | $ | 0.4 |  |  | $ | 0.6 |
Income taxes paid | $ | 0.2 |  |  | $ | 0.1 |
Supplemental disclosure of non-cash transactions: |  |  |
Non-cash capital expenditures | $ | 1.8 |  |  | $ | 0.7 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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- Details
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