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Acquisitions And New Ventures Pro Forma Information (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2013
Business Acquisition [Line Items] |  |
Net revenues | $ 189,518 | $ 657,938
Earnings from continuing operations | $ 9,653 | $ 64,872
Earnings from continuing operations, Basic | $ 0.55 | $ 3.68
Earnings from continuing operations, Diluted | $ 0.54 | $ 3.63
Basic | 17,328 | 17,269
Diluted | 17,955 | 17,881

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