XML 66 R53.htm IDEA: XBRL DOCUMENT v3.8.0.1
Accumulated Other Comprehensive Loss (Schedule Of Accumulated Other Comprehensive Loss By Component) (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Beginning Balance $ 615,948
Ending Balance 609,238
Foreign currency translation adjustment  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Beginning Balance (19,319)
Other comprehensive income (loss) 7,416
Ending Balance (11,903)
Defined benefit pension plan  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Beginning Balance (2,555)
Other comprehensive income (loss) (17)
Ending Balance (2,572)
Liquidation of non-US entity and purchase of non-controlling interests  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Beginning Balance 338
Other comprehensive income (loss) 0
Ending Balance 338
Accumulated Other Comprehensive Income (Loss)  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Beginning Balance (21,536)
Other comprehensive income (loss) 7,399
Ending Balance $ (14,137)