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Acquisitions And New Ventures Acquisition and New Ventures (Tables) | 6 Months Ended
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Jun. 30, 2014
Acquisitions and New Ventures [Abstract] |
Business Acquisition, Pro Forma Information [Table Text Block] | The pro forma results have been prepared for comparative purposes only and do not purport to be indicative of the results of operations that would have occurred had the acquisition of Oxford been consummated at the beginning of 2013 (in thousands, except per common share data):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2013 |  | 2013
Net revenues | $ | 302,943 |  |  | $ | 468,420 |
Earnings from continuing operations | $ | 52,480 |  |  | $ | 55,219 |
Earnings from continuing operations per common share |  |  |
Basic: |  |  |
Earnings from continuing operations | $ | 2.97 |  |  | $ | 3.13 |
Diluted: |  |  |
Earnings from continuing operations | $ | 2.93 |  |  | $ | 3.09 |
Shares used in computing earnings from continuing operations per common share: |  |  |
Basic | 17,268 |  |  | 17,239 |
Diluted | 17,921 |  |  | 17,882 |

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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=25497992&loc=d3e1392-128463 + Details
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