Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

		North						South
		America		EMEA		Asia/Pacific		America		Total
Balance as of December 31, 2014		$	42,677	$	16,050	$	16,006	$	3,200	$	77,933
	Goodwill additions		30		4,761		103		—		4,894
	Currency translation adjustments		(264)		(1,531)		(865)		(1,056)		(3,716)
Balance as of December 31, 2015			42,443		19,280		15,244		2,144		79,111
	Goodwill additions (reductions)		3,311		(114)		—		—		3,197
	Currency translation adjustments		(264)		(977)		(678)		415		(1,504)
Balance as of December 31, 2016		$	45,490	$	18,189	$	14,566	$	2,559	$	80,804

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Gross Carrying				Accumulated
	Amount				Amortization
	2016		2015		2016		2015
Customer lists and rights to sell	$	71,454	$	67,435	$	20,043	$	15,806
Trademarks, formulations and product technology		31,436		28,955		11,748		9,620
Other		6,023		5,788		5,151		4,565
Total definite-lived intangible assets	$	108,913	$	102,178	$	36,942	$	29,991

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

For the year ended December 31, 2017	$	7,004
For the year ended December 31, 2018		6,770
For the year ended December 31, 2019		6,670
For the year ended December 31, 2020		6,400
For the year ended December 31, 2021		6,029