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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2013
Calculation of Basic and Diluted Earning Per Share | Basic and diluted earnings per share for the three-month and six-month periods ended June 30, 2013 and 2012 are calculated as follows:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |
|  | (In thousands, except per share amounts) |
Basic earnings per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Albemarle Corporation |  | $ | 82,739 |  |  | $ | 50,089 |  |  | $ | 166,726 |  |  | $ | 164,351 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares for basic earnings per share |  |  | 84,028 |  |  |  | 89,414 |  |  |  | 86,374 |  |  |  | 89,206 |
Basic earnings per share |  | $ | 0.98 |  |  | $ | 0.56 |  |  | $ | 1.93 |  |  | $ | 1.84 |
Diluted earnings per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Albemarle Corporation |  | $ | 82,739 |  |  | $ | 50,089 |  |  | $ | 166,726 |  |  | $ | 164,351 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares for basic earnings per share |  |  | 84,028 |  |  |  | 89,414 |  |  |  | 86,374 |  |  |  | 89,206 |
Incremental shares under stock compensation plans |  |  | 461 |  |  |  | 637 |  |  |  | 488 |  |  |  | 793 |
Total shares |  |  | 84,489 |  |  |  | 90,051 |  |  |  | 86,862 |  |  |  | 89,999 |
Diluted earnings per share |  | $ | 0.98 |  |  | $ | 0.56 |  |  | $ | 1.92 |  |  | $ | 1.83 |

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- Definition Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends. + 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 + Details
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Period Type: | duration