XML 69 R59.htm IDEA: XBRL DOCUMENT v3.10.0.1
Operating Segments and Geographic Information (Narrative) (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
segments
Jun. 30, 2017
USD ($)
Segment Reporting Information [Line Items]        
Number of operating segments | segments     3  
Increase in income from operations $ 37,064 $ 29,446 $ 62,986 $ 45,028
Unallocated corporate and other [Member]        
Segment Reporting Information [Line Items]        
Increase in income from operations $ (41,182) (47,984) $ (77,312) (88,133)
Adjustments for revised presentation [Member] | Americas [Member]        
Segment Reporting Information [Line Items]        
Increase in income from operations   9,221   9,526
Adjustments for revised presentation [Member] | Asia Pacific [Member]        
Segment Reporting Information [Line Items]        
Increase in income from operations   3,438   3,466
Adjustments for revised presentation [Member] | Europe [Member]        
Segment Reporting Information [Line Items]        
Increase in income from operations   1,265   1,277
Adjustments for revised presentation [Member] | Unallocated corporate and other [Member]        
Segment Reporting Information [Line Items]        
Increase in income from operations   $ 13,924   $ 14,269