Segment Information Schedule of Income Before Income Taxes by Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Segment Reporting Information [Line Items]
Operating income	$ 13,244	$ 17,117
Interest Expense	(1,092)	(1,081)
Income before income taxes	12,152	16,036
Material Handling
Segment Reporting Information [Line Items]
Operating income	9,705	13,150
Lawn and Garden
Segment Reporting Information [Line Items]
Operating income	2,281	1,218
Distribution
Segment Reporting Information [Line Items]
Operating income	2,839	3,511
Engineered Products
Segment Reporting Information [Line Items]
Operating income	5,077	4,591
Corporate
Segment Reporting Information [Line Items]
Operating income	$ (6,658)	$ (5,353)