Restructuring (Restructuring Charges by Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	$ 2,411	$ 1,213	$ 436
Cost of Sales
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	1,340	189	178
SG&A
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	1,071	1,024	258
Distribution
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	124	764	194
Distribution | Cost of Sales
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	0	0	0
Distribution | SG&A
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	124	764	194
Material Handling
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	2,252	449	225
Material Handling | Cost of Sales
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	1,340	189	178
Material Handling | SG&A
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	912	260	47
Corporate
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	35	0	17
Corporate | Cost of Sales
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	0	0	0
Corporate | SG&A
Restructuring Cost And Reserve [Line Items]
Restructuring Charges	$ 35	$ 0	$ 17