Business Segments And Geographic Area Information (Summary Of Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Total Assets	$ 386,807	$ 428,588	$ 430,764
Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	347,637	408,667	414,608
Corporate [Member]
Segment Reporting Information [Line Items]
Total Assets	$ 39,170	$ 19,921	$ 16,156