Restructuring - (Schedule of Restructuring and Related Costs) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance			$ 622
Restructuring charges	$ 531	$ 1,408	993	$ 1,876
Cash payments			(1,267)
Restructuring Reserve, Ending Balance	348		348
2014 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance			162
Restructuring charges	20	$ 1,408	20	$ 1,876
Cash payments			(83)
Restructuring Reserve, Ending Balance	99		99
2015 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance			460
Restructuring charges	511		973
Cash payments			(1,184)
Restructuring Reserve, Ending Balance	$ 249		249
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			542
Employee Severance [Member] \| 2014 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			20
Employee Severance [Member] \| 2015 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			522
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			451
Other Restructuring [Member] \| 2015 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 451