Acquisitions And New Ventures Acquisitions And New Ventures - Pro Forma Information (Details) (Riverwalk Acquisition [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Riverwalk Acquisition [Member]
Business Acquisition, Pro Forma Information [Abstract]
Net revenues	$ 820,297	$ 815,605
Earnings from continuing operations	$ 59,002	$ 62,626
Earnings from continuing operations per common share
Basic earnings from continuing operations, in dollars per share	$ 3.36	$ 3.64
Diluted earnings from continuing operations, in dollars per share	$ 3.29	$ 3.58
Shares used in computing earnings from continuing operations per common share:
Basic, shares	17,294	17,047
Diluted, shares	17,938	17,475

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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

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