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Quarterly Information (Tables) | 12 Months Ended
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Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Net Income, Basic Earnings Per Share, and Diluted Earnings Per Share |
|  | 2012 |  |  | 2011 |
|  | (In millions, except per share data) |
First Quarter Ended March 31 |  |  |  |  |  |  |  |
Net sales |  | $ | 964.2 |  |  | $ | 795.1 |
Gross profit |  |  | 768.0 |  |  |  | 632.3 |
Net income |  |  | 107.9 |  |  |  | 88.8 |
Earnings per share |  |  |  |  |  |  |  |
Basic |  | $ | 0.93 |  |  | $ | 0.75 |
Diluted |  | $ | 0.88 |  |  | $ | 0.71 |
Second Quarter Ended June 30 |  |  |  |  |  |  |  |
Net sales |  | $ | 1,031.9 |  |  | $ | 879.7 |
Gross profit |  |  | 828.2 |  |  |  | 708.6 |
Net income |  |  | 132.0 |  |  |  | 108.6 |
Earnings per share |  |  |  |  |  |  |  |
Basic |  | $ | 1.13 |  |  | $ | 0.91 |
Diluted |  | $ | 1.09 |  |  | $ | 0.86 |
Third Quarter Ended September 30 |  |  |  |  |  |  |  |
Net sales |  | $ | 1,016.9 |  |  | $ | 895.2 |
Gross profit |  |  | 815.3 |  |  |  | 719.9 |
Net income |  |  | 111.9 |  |  |  | 107.5 |
Earnings per share |  |  |  |  |  |  |  |
Basic |  | $ | 1.03 |  |  | $ | 0.92 |
Diluted |  | $ | 0.98 |  |  | $ | 0.86 |
Fourth Quarter Ended December 31 |  |  |  |  |  |  |  |
Net sales |  | $ | 1,059.3 |  |  | $ | 884.5 |
Gross profit |  |  | 848.2 |  |  |  | 713.7 |
Net income |  |  | 112.2 |  |  |  | 110.1 |
Earnings per share |  |  |  |  |  |  |  |
Basic |  | $ | 1.04 |  |  | $ | 0.95 |
Diluted |  | $ | 1.00 |  |  | $ | 0.90 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
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