Quarterly report pursuant to Section 13 or 15(d)

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

v3.10.0.1
Financial Instruments - Net Investment Hedge Impact on AOCI (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Gain (loss) on sale of subsidiary        
Derivative        
Amount of gain (loss) reclassified from AOCI into income $ 0 $ 0 $ 0 $ 0
Interest (expense) income        
Derivative        
Amount of gain (loss) recognized in income on derivative (amount excluded from effectiveness testing) 2,224 0 3,391 0
Cross currency swaps        
Derivative        
Amount of gain (loss) recognized in OCI on derivative $ 16,937 $ 0 $ 7,661 $ 0