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Acquisitions (Tables) | 3 Months Ended
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Nov. 30, 2012
Proforma Results of Operations | The following unaudited pro forma results of operations of the Company for the three months ended November 30, 2012 and 2011, give effect to these acquisitions as though the transactions and related financing activities had occurred on September 1, 2011 (in thousands, except per share amounts):
|  | Three Months Ended November 30, |
|  | 2012 |  |  | 2011 |
Net sales |  |  |  |  |  |  |  |
As reported |  | $ | 377,248 |  |  | $ | 392,799 |
Pro forma |  |  | 377,248 |  |  |  | 415,787 |
Net earnings |  |  |  |  |  |  |  |
As reported |  | $ | 36,343 |  |  | $ | 37,174 |
Pro forma |  |  | 36,502 |  |  |  | 40,097 |
Basic earnings per share |  |  |  |  |  |  |  |
As reported |  | $ | 0.50 |  |  | $ | 0.54 |
Pro forma |  |  | 0.50 |  |  |  | 0.59 |
Diluted earnings per share |  |  |  |  |  |  |  |
As reported |  | $ | 0.49 |  |  | $ | 0.50 |
Pro forma |  |  | 0.49 |  |  |  | 0.54 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 141R -Paragraph 68 -Subparagraph r(2, 3) -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. + Details
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