Restructuring and Other Charges - Restructuring Charges By Statement of Income Account (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Schedule of restructuring and related costs
Restructuring Charges	$ 696	$ 7,555	$ 5,833	$ 17,058
Cost of sales – services
Schedule of restructuring and related costs
Restructuring Charges	139	4,235	839	6,859
Cost of sales – products
Schedule of restructuring and related costs
Restructuring Charges	54	78	68	217
Selling and administrative expense
Schedule of restructuring and related costs
Restructuring Charges	487	1,629	4,952	7,516
Research, development and engineering expense
Schedule of restructuring and related costs
Restructuring Charges	$ 16	$ 1,613	$ (26)	$ 2,466