Derivatives - Summary of the effect of cash flow hedge (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Interest Rate Swap
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Other Comprehensive Income (Loss)	$ (4,094)
Foreign Exchange Contract
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Other Comprehensive Income (Loss)	445
Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	(29,101)
Interest expense, net | Reclassification out of Accumulated Other Comprehensive Income | Interest Rate Swap
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	(321)
Cost of goods sold
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	(2,102,964)
Cost of goods sold | Reclassification out of Accumulated Other Comprehensive Income | Foreign Exchange Contract
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	$ (257)