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Statements of Consolidated Income (USD $) In Millions, except Share data in Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Net sales | $ 328.9 |  | $ 345.2 |  | $ 666.3 |  | $ 710.6 |
Cost of products sold: |  |  |  |  |  |  |  |
Cost of products sold, excluding depreciation and amortization and other items | 261.5 |  | 284.4 |  | 525.1 |  | 582.5 |
Unrealized losses (gains) on derivative instruments | 4.2 |  | 0.1 |  | 4.9 |  | (3.0) |
Depreciation and amortization | 7.0 |  | 6.6 |  | 14.0 |  | 12.9 |
Selling, administrative, research and development, and general (includes accumulated other comprehensive income reclassifications related to VEBA adjustments of $1.4 and $1.8 for the quarters ended June 30, 2013 and June 30, 2012, respectively, and $2.8 and $3.6 for the six months ended June 30, 2013 and June 30, 2012, respectively) | 16.1 |  | 14.4 |  | 32.2 |  | 32.3 |
Other operating charges, net | 0 |  | 0.1 |  | 0 |  | 0.1 |
Total costs and expenses | 288.8 |  | 305.6 |  | 576.2 |  | 624.8 |
Operating income | 40.1 |  | 39.6 |  | 90.1 |  | 85.8 |
Other (expense) income: |  |  |  |  |  |  |  |
Interest expense | (9.0) |  | (6.5) |  | (18.3) |  | (10.6) |
Other (expense) income, net (includes accumulated other comprehensive income reclassifications for realized gains on available for sale securities of $0.2 and $0.6 for the quarter and six months ended June 30, 2013, respectively) | (0.8) |  | 1.1 |  | 0.2 |  | 1.8 |
Income before income taxes | 30.3 |  | 34.2 |  | 72.0 |  | 77.0 |
Income tax provision (includes aggregate income tax expense from reclassification items of $(0.4) and $(0.7) for the quarters ended June 30, 2013 and June 30, 2012, respectively, and $(0.8) and $(1.4) for the six months ended June 30, 2013 and June 30, 2012, respectively) | (11.7) |  | (13.2) |  | (19.9) |  | (29.5) |
Net income | $ 18.6 |  | $ 21.0 |  | $ 52.1 |  | $ 47.5 |
Earnings per common share, Basic: |  |  |  |  |  |  |  |
Net income per share | $ 0.99 |  | $ 1.10 |  | $ 2.73 |  | $ 2.49 |
Earnings per common share, Diluted: |  |  |  |  |  |  |  |
Net income per share | $ 0.98 |  | $ 1.09 |  | $ 2.70 |  | $ 2.48 |
Weighted-average number of common shares outstanding (in thousands): |  |  |  |  |  |  |  |
Basic | 18,742 | [1] | 19,137 | [1] | 19,027 | [1] | 19,087 | [1]
Diluted | 18,945 | [1] | 19,200 | [1] | 19,256 | [1] | 19,170 | [1]
[1] | The basic weighted-average number of common shares outstanding during the period excludes unvested share-based payment awards. The diluted weighted-average number of common shares outstanding during the period is calculated using the treasury method.

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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 07-4 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 171 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1448-109256 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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