XML 75 R58.htm IDEA: XBRL DOCUMENT v3.3.0.814
Segment Information (Schedule Of Cash And Cash Equivalents By Geographic Area) (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Sep. 30, 2014
Dec. 31, 2013
Segment Reporting Information [Line Items]        
Cash and cash equivalents $ 157,453 $ 284,862 $ 377,335 $ 306,316
Americas [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents 105,479 245,219    
Germany [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents 11,626 6,640    
Other EMEA [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents 20,684 15,556    
Asia Pacific [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents $ 19,664 $ 17,447