Risk Management and Derivatives - Effects of Undesignated Derivatives and Fair Value Hedge Activities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Derivative [Line Items]
Other expense, net	$ (4,843)	$ (1,128)	$ (3,309)	$ (1,795)
Other expense, net
Derivative [Line Items]
Gain (Loss) on Fair Value Hedge Activity	$ 841	$ (1,706)	$ (1,985)	$ (2,155)