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Consolidated Statement of Income (USD $) In Millions, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Net sales | $ 572.6 | $ 427.8 | $ 1,110.1 | $ 789.3
Operating costs and expenses: |  |  |  |
Cost of sales | 422.7 | 359.9 | 815.3 | 673.2
Depreciation and amortization | 20.8 | 17.9 | 39.5 | 37.0
Selling and administrative | 35.5 | 30.7 | 70.9 | 62.0
(Gain) loss on sale or impairment of long-lived assets, net | (0.7) | 0.1 | (0.7) | 0.2
Other operating credits and charges, net | 5.4 | 0.2 | 7.0 | 0
Total operating costs and expenses | 483.7 | 408.8 | 932.0 | 772.4
Income from operations | 88.9 | 19.0 | 178.1 | 16.9
Non-operating income (expense): |  |  |  |
Interest expense, net of capitalized interest | (9.8) | (13.1) | (20.4) | (25.7)
Investment income | 3.1 | 3.4 | 6.6 | 7.6
Early debt extinguishment | 0 | (52.2) | 0 | (52.2)
Gain on acquisition | 35.9 | 0 | 35.9 | 0
Other non-operating items | (3.6) | (2.6) | (4.3) | (2.7)
Total non-operating expense | 25.6 | (64.5) | 17.8 | (73.0)
Income (loss) from continuing operations before taxes and equity in (income) loss of unconsolidated affiliates | 114.5 | (45.5) | 195.9 | (56.1)
Provision (benefit) for income taxes | 24.4 | (11.1) | 47.6 | (12.3)
Equity in (income) loss of unconsolidated affiliates | (4.1) | 2.8 | (11.3) | 4.6
Income (loss) from continuing operations | 94.2 | (37.2) | 159.6 | (48.4)
Loss from discontinued operations before taxes | (0.2) | (0.1) | (0.3) | (0.3)
Benefit for income taxes | (0.1) | 0 | (0.1) | (0.1)
Loss from discontinued operations | (0.1) | (0.1) | (0.2) | (0.2)
Net income (loss) | $ 94.1 | $ (37.3) | $ 159.4 | $ (48.6)
Income (loss) per share of common stock (basic): |  |  |  |
Income (loss) from continuing operations | $ 0.68 | $ (0.27) | $ 1.15 | $ (0.35)
Loss from discontinued operations | $ 0.00 | $ 0.00 | $ 0.00 | $ 0.00
Net income (loss) per share | $ 0.68 | $ (0.27) | $ 1.15 | $ (0.35)
Net income (loss) per share of common stock (diluted): |  |  |  |
Income (loss) from continuing operations | $ 0.65 | $ (0.27) | $ 1.10 | $ (0.35)
Loss from discontinued operations | $ 0.00 | $ 0.00 | $ 0.00 | $ 0.00
Net income (loss) per share | $ 0.65 | $ (0.27) | $ 1.10 | $ (0.35)
Average shares of stock outstanding - basic | 139.1 | 137.0 | 138.8 | 136.8
Average shares of stock outstanding - diluted | 144.1 | 137.0 | 144.3 | 136.8

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