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Supplemental Balance Sheet Information | 3 Months Ended
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Mar. 31, 2014
Supplemental Balance Sheet Information [Abstract] |
Supplemental Balance Sheet Information | Supplemental Balance Sheet Information
| March 31, 2014 |  | December 31, 2013
Cash and Cash Equivalents. |  |  |
Cash and money market funds | $ | 68.5 |  |  | $ | 57.7 |
Commercial paper | 117.1 |  |  | 111.8 |
Total | $ | 185.6 |  |  | $ | 169.5 |
Trade Receivables. |  |  |
Billed trade receivables | $ | 124.1 |  |  | $ | 120.2 |
Unbilled trade receivables | 0.2 |  |  | 0.4 |
Trade receivables, gross | 124.3 |  |  | 120.6 |
Allowance for doubtful receivables | (0.8 | ) |  | (0.8 | )
Trade receivables, net | $ | 123.5 |  |  | $ | 119.8 |
Inventories. |  |  |
Finished products | $ | 65.9 |  |  | $ | 72.5 |
Work-in-process | 66.9 |  |  | 75.9 |
Raw materials | 51.5 |  |  | 47.2 |
Operating supplies and repair and maintenance parts | 18.8 |  |  | 18.8 |
Total | $ | 203.1 |  |  | $ | 214.4 |
Prepaid Expenses and Other Current Assets. |  |  |
Current derivative assets – Notes 8 and 9 | $ | 4.1 |  |  | $ | 2.0 |
Current deferred tax assets | 36.7 |  |  | 36.7 |
Short-term restricted cash | 0.3 |  |  | 0.3 |
Prepaid taxes | 2.8 |  |  | — |
Prepaid expenses | 4.7 |  |  | 5.2 |
Total | $ | 48.6 |  |  | $ | 44.2 |
Property, Plant and Equipment - Net. |  |  |
Land and improvements | $ | 22.8 |  |  | $ | 22.6 |
Buildings and leasehold improvements | 54.2 |  |  | 53.0 |
Machinery and equipment | 455.3 |  |  | 425.6 |
Construction in progress | 49.3 |  |  | 66.0 |
Property, plant and equipment, gross | 581.6 |  |  | 567.2 |
Accumulated depreciation | (144.9 | ) |  | (137.9 | )
Total | $ | 436.7 |  |  | $ | 429.3 |
Other Assets. |  |  |
Derivative assets – Notes 8 and 9 | $ | 84.2 |  |  | $ | 79.8 |
Restricted cash | 9.3 |  |  | 9.3 |
Deferred financing costs | 8.2 |  |  | 8.9 |
Deferred compensation plan assets | 6.6 |  |  | 6.5 |
Other | 0.2 |  |  | 0.3 |
Total | $ | 108.5 |  |  | $ | 104.8 |
Other Accrued Liabilities. |  |  |
Current derivative liabilities – Notes 8 and 9 | $ | 2.0 |  |  | $ | 1.8 |
Uncleared cash disbursements | 10.5 |  |  | 9.6 |
Accrued income taxes and taxes payable | 7.6 |  |  | 4.3 |
Accrued annual VEBA contribution | — |  |  | 16.0 |
Short-term environmental accrual – Note 7 | 3.6 |  |  | 2.8 |
Accrued interest | 10.3 |  |  | 3.7 |
Other | 3.1 |  |  | 6.6 |
Total | $ | 37.1 |  |  | $ | 44.8 |
Long-term Liabilities. |  |  |
Derivative liabilities – Notes 8 and 9 | $ | 87.7 |  |  | $ | 84.3 |
Income tax liabilities | 4.9 |  |  | 5.0 |
Workers’ compensation accruals | 23.4 |  |  | 23.3 |
Long-term environmental accrual – Note 7 | 18.9 |  |  | 20.0 |
Long-term asset retirement obligations | 4.1 |  |  | 4.0 |
Deferred compensation liability | 7.2 |  |  | 7.0 |
Long-term capital lease | 0.1 |  |  | 0.1 |
Other long-term liabilities | 2.7 |  |  | 2.7 |
Total | $ | 149.0 |  |  | $ | 146.4 |
Long-term Debt. — Note 3 |  |  |
Senior notes | $ | 225.0 |  |  | $ | 225.0 |
Cash convertible senior notes | 165.7 |  |  | 163.5 |
Total | $ | 390.7 |  |  | $ | 388.5 |

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