Restructuring Charges (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) number_of_employees	Dec. 31, 2014 USD ($) number_of_employees	Dec. 31, 2013 USD ($) number_of_employees
Restructuring Cost and Reserve [Line Items]
Employee termination costs	$ 2,542
Number of employees reduced in connection with workforce of certain facilities | number_of_employees	1,076
Other exit costs	$ 3,301
Facility lease obligations	2,462
2014 [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs		$ 876
Other exit costs		$ 3
Americas [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs	$ 1,564
Number of employees reduced in connection with workforce of certain facilities | number_of_employees	223	104	144
Other exit costs	$ 3,099
Asset impairments associated with the closure of certain leased facilities			$ 1,200
Facility lease obligations	2,462
Americas [Member] | 2014 [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs		$ 827
Other exit costs		0
Asia [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs	$ 506
Number of employees reduced in connection with workforce of certain facilities | number_of_employees	842
Other exit costs	$ 0
Facility lease obligations	0
Asia [Member] | 2014 [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs		49
Other exit costs		$ 3
Europe [Member]
Restructuring Cost and Reserve [Line Items]
Employee termination costs	$ 472
Number of employees reduced in connection with workforce of certain facilities | number_of_employees	11
Other exit costs	$ 202
Facility lease obligations	$ 0