Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments - Net Investment Hedge Impact on AOCI (Details)

v3.8.0.1
Financial Instruments - Net Investment Hedge Impact on AOCI (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Gain (loss) on sale of subsidiary    
Derivative    
Amount of gain (loss) reclassified from AOCI into income $ 0 $ 0
Interest (expense) income    
Derivative    
Amount of gain (loss) recognized in income on derivative (amount excluded from effectiveness testing) 1,167 0
Cross currency swaps    
Derivative    
Amount of gain (loss) recognized in OCI on derivative $ (9,276) $ 0