Derivative Instruments and Hedging Activities - OCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	$ 610	$ (492)	$ 388	$ 115
Reclassified from Accumulated OCI into Earnings
Effect of derivative instruments on earnings
Gain (Loss) Reclassified from Accumulated OCI into Earnings	(10)	(390)	(432)	(648)
Foreign currency forward contracts
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	194	(138)	341	252
Foreign currency forward contracts | Reclassified from Accumulated OCI into Earnings
Effect of derivative instruments on earnings
Gain (Loss) Reclassified from Accumulated OCI into Earnings	82	(33)	(185)	(33)
Commodity futures contracts
Effect of derivative instruments on earnings
Gain (Loss) Recognized in OCI	416	(354)	47	(137)
Commodity futures contracts | Reclassified from Accumulated OCI into Earnings
Effect of derivative instruments on earnings
Gain (Loss) Reclassified from Accumulated OCI into Earnings	$ (92)	$ (357)	$ (247)	$ (615)