Derivatives and Hedging (Details) - Amounts Recognized in the Condensed Consolidated Statements of Operations for Derivative Contracts - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Total expense, net	$ 2,916	$ 2,209	$ 4,510	$ 4,531
Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Total expense, net	2,331	1,969	3,706	3,956
Other expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Total expense, net	$ 585	$ 240	$ 804	$ 575