Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2012

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

	Metalworking
	Process
	Chemicals		Coatings		Total
Balance as of December 31, 2011	$	50,071	$	8,081	$	58,152
Currency translation adjustments		(1,119)		0		(1,119)
Balance as of June 30, 2012	$	48,952	$	8,081	$	57,033

		Gross Carrying				Accumulated
		Amount				Amortization
		2012		2011		2012		2011
Amortized intangible assets
	Customer lists and rights to sell	$	30,413	$	30,435	$	7,192	$	6,386
	Trademarks and patents		4,741		4,685		2,217		1,991
	Formulations and product technology		5,278		5,278		3,269		3,090
	Other		5,309		5,309		3,766		3,557
	Total	$	45,741	$	45,707	$	16,444	$	15,024

For the year ended December 31, 2012	$	2,878
For the year ended December 31, 2013	$	2,702
For the year ended December 31, 2014	$	2,472
For the year ended December 31, 2015	$	2,472
For the year ended December 31, 2016	$	2,015
For the year ended December 31, 2017	$	1,600