Fair Value (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Assets:
Derivative assets	$ 3,900	$ 3,070
Liabilities:
Derivative liabilities	(574)	(1,247)
Contingent consideration obligation	(4,500)	(5,640)
Recurring Basis [Member]
Assets:
Derivative assets	3,900	3,070
Total assets at fair value	3,900	3,070
Liabilities:
Derivative liabilities	(574)	(1,247)
Contingent consideration obligation	(4,500)	(5,640)
Total liabilities at fair value	(5,074)	(6,887)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Recurring Basis [Member]
Assets:
Derivative assets	0	0
Total assets at fair value	0	0
Liabilities:
Derivative liabilities	0	0
Contingent consideration obligation	0	0
Total liabilities at fair value	0	0
Significant Other Observable Inputs (Level 2) [Member] | Recurring Basis [Member]
Assets:
Derivative assets	3,900	3,070
Total assets at fair value	3,900	3,070
Liabilities:
Derivative liabilities	(574)	(1,247)
Contingent consideration obligation	0	0
Total liabilities at fair value	(574)	(1,247)
Significant Unobservable Inputs (Level 3) [Member] | Recurring Basis [Member]
Assets:
Derivative assets	0	0
Total assets at fair value	0	0
Liabilities:
Derivative liabilities	0	0
Contingent consideration obligation	(4,500)	(5,640)
Total liabilities at fair value	$ (4,500)	$ (5,640)