Business Acquisitions (Tables)

12 Months Ended

Dec. 31, 2017

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

2016 Acquisitions
Current assets (includes cash acquired)		$	3,443
Property, plant and equipment			2,574
Intangibles
	Customer lists and rights to sell		5,041
	Trademarks, formulations and
	product technology		2,543
	Other intangibles		127
Goodwill			3,355
	Total assets purchased		17,083
Current liabilities			(1,198)
Other long-term liabilities			(2,019)
	Total liabilities assumed		(3,217)
	Gross cash paid for acquisition	$	13,866
	Less: cash acquired		105
	Net cash paid for acquisition	$	13,761